[MIRROR] next set of globals (#12399)

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>

code/ATMOSPHERICS/_atmos_setup.dm

@@ -6,8 +6,6 @@
 //  atmospherics devices.
 //--------------------------------------------
 
-GLOBAL_LIST_INIT(pipe_colors, list("grey" = PIPE_COLOR_GREY, "red" = PIPE_COLOR_RED, "blue" = PIPE_COLOR_BLUE, "cyan" = PIPE_COLOR_CYAN, "green" = PIPE_COLOR_GREEN, "yellow" = PIPE_COLOR_YELLOW, "black" = PIPE_COLOR_BLACK, "orange" = PIPE_COLOR_ORANGE, "white" = PIPE_COLOR_WHITE, "purple" = PIPE_COLOR_PURPLE))
-
 /proc/pipe_color_lookup(var/color)
 	for(var/C in GLOB.pipe_colors)
 		if(color == GLOB.pipe_colors[C])

code/ATMOSPHERICS/atmospherics.dm

@@ -38,8 +38,6 @@ Pipelines + Other Objects -> Pipe network
 
 /obj/machinery/atmospherics/Initialize(mapload, newdir)
 	. = ..()
-	if(!icon_manager)
-		icon_manager = new()
 	if(!isnull(newdir))
 		set_dir(newdir)
 	if(!pipe_color)
@@ -91,28 +89,16 @@ Pipelines + Other Objects -> Pipe network
 	if(node)
 		if(!T.is_plating() && node.level == 1 && istype(node, /obj/machinery/atmospherics/pipe))
 			//underlays += icon_manager.get_atmos_icon("underlay_down", direction, color_cache_name(node))
-			underlays += icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "down" + icon_connect_type)
+			underlays += GLOB.icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "down" + icon_connect_type)
 		else
 			//underlays += icon_manager.get_atmos_icon("underlay_intact", direction, color_cache_name(node))
-			underlays += icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "intact" + icon_connect_type)
+			underlays += GLOB.icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "intact" + icon_connect_type)
 	else
 		//underlays += icon_manager.get_atmos_icon("underlay_exposed", direction, pipe_color)
-		underlays += icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "exposed" + icon_connect_type)
+		underlays += GLOB.icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "exposed" + icon_connect_type)
 
 /obj/machinery/atmospherics/proc/update_underlays()
-	if(check_icon_cache())
-		return 1
-	else
-		return 0
-
-/obj/machinery/atmospherics/proc/check_icon_cache(var/safety = 0)
-	if(!istype(icon_manager))
-		if(!safety) //to prevent infinite loops
-			icon_manager = new()
-			check_icon_cache(1)
-		return 0
-
-	return 1
+	return TRUE
 
 /obj/machinery/atmospherics/proc/color_cache_name(var/obj/machinery/atmospherics/node)
 	//Don't use this for standard pipes

code/ATMOSPHERICS/components/binary_devices/dp_vent_pump.dm

@@ -64,9 +64,6 @@
 	air2.volume = ATMOS_DEFAULT_VOLUME_PUMP + 800
 
 /obj/machinery/atmospherics/binary/dp_vent_pump/update_icon(var/safety = 0)
-	if(!check_icon_cache())
-		return
-
 	cut_overlays()
 
 	var/vent_icon = "vent"
@@ -83,25 +80,25 @@
 	else
 		vent_icon += "[use_power ? "[pump_direction ? "out" : "in"]" : "off"]"
 
-	add_overlay(icon_manager.get_atmos_icon("device", , , vent_icon))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("device", , , vent_icon))
 
 /obj/machinery/atmospherics/binary/dp_vent_pump/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		if(!T.is_plating() && node1 && node2 && node1.level == 1 && node2.level == 1 && istype(node1, /obj/machinery/atmospherics/pipe) && istype(node2, /obj/machinery/atmospherics/pipe))
-			return
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	if(!T.is_plating() && node1 && node2 && node1.level == 1 && node2.level == 1 && istype(node1, /obj/machinery/atmospherics/pipe) && istype(node2, /obj/machinery/atmospherics/pipe))
+		return
+	else
+		if (node1)
+			add_underlay(T, node1, turn(dir, -180), node1.icon_connect_type)
 		else
-			if (node1)
-				add_underlay(T, node1, turn(dir, -180), node1.icon_connect_type)
-			else
-				add_underlay(T, node1, turn(dir, -180))
-			if (node2)
-				add_underlay(T, node2, dir, node2.icon_connect_type)
-			else
-				add_underlay(T, node2, dir)
+			add_underlay(T, node1, turn(dir, -180))
+		if (node2)
+			add_underlay(T, node2, dir, node2.icon_connect_type)
+		else
+			add_underlay(T, node2, dir)
 
 /obj/machinery/atmospherics/binary/dp_vent_pump/hide(var/i)
 	update_icon()

code/ATMOSPHERICS/components/binary_devices/passive_gate.dm

@@ -42,13 +42,13 @@
 	icon_state = (unlocked && flowing)? "on" : "off"
 
 /obj/machinery/atmospherics/binary/passive_gate/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		add_underlay(T, node1, turn(dir, 180))
-		add_underlay(T, node2, dir)
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	add_underlay(T, node1, turn(dir, 180))
+	add_underlay(T, node2, dir)
 
 /obj/machinery/atmospherics/binary/passive_gate/hide(var/i)
 	update_underlays()

code/ATMOSPHERICS/components/binary_devices/pump.dm

@@ -80,13 +80,13 @@ Thus, the two variables affect pump operation are set in New():
 		icon_state = "[use_power ? "[base_icon]-on" : "[base_icon]-off"]"
 
 /obj/machinery/atmospherics/binary/pump/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		add_underlay(T, node1, turn(dir, -180), node1?.icon_connect_type)
-		add_underlay(T, node2, dir, node2?.icon_connect_type)
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	add_underlay(T, node1, turn(dir, -180), node1?.icon_connect_type)
+	add_underlay(T, node2, dir, node2?.icon_connect_type)
 
 /obj/machinery/atmospherics/binary/pump/hide(var/i)
 	update_underlays()

code/ATMOSPHERICS/components/binary_devices/volume_pump.dm

@@ -88,13 +88,13 @@ Thus, the two variables affect pump operation are set in New():
 		cut_overlay(overclock_overlay)
 
 /obj/machinery/atmospherics/binary/volume_pump/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		add_underlay(T, node1, turn(dir, -180), node1?.icon_connect_type)
-		add_underlay(T, node2, dir, node2?.icon_connect_type)
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	add_underlay(T, node1, turn(dir, -180), node1?.icon_connect_type)
+	add_underlay(T, node2, dir, node2?.icon_connect_type)
 
 /obj/machinery/atmospherics/binary/volume_pump/hide(var/i)
 	update_underlays()

code/ATMOSPHERICS/components/omni_devices/omni_base.dm

@@ -106,9 +106,6 @@
 	return
 
 /obj/machinery/atmospherics/omni/proc/build_icons()
-	if(!check_icon_cache())
-		return
-
 	var/core_icon = null
 	if(istype(src, /obj/machinery/atmospherics/omni/mixer))
 		core_icon = "mixer"
@@ -119,16 +116,13 @@
 
 	//directional icons are layers 1-4, with the core icon on layer 5
 	if(core_icon)
-		overlays_off[5] = icon_manager.get_atmos_icon("omni", , , core_icon)
-		overlays_on[5] = icon_manager.get_atmos_icon("omni", , , core_icon + "_glow")
+		overlays_off[5] = GLOB.icon_manager.get_atmos_icon("omni", , , core_icon)
+		overlays_on[5] = GLOB.icon_manager.get_atmos_icon("omni", , , core_icon + "_glow")
 
-		overlays_error[1] = icon_manager.get_atmos_icon("omni", , , core_icon)
-		overlays_error[2] = icon_manager.get_atmos_icon("omni", , , "error")
+		overlays_error[1] = GLOB.icon_manager.get_atmos_icon("omni", , , core_icon)
+		overlays_error[2] = GLOB.icon_manager.get_atmos_icon("omni", , , "error")
 
 /obj/machinery/atmospherics/omni/proc/update_port_icons()
-	if(!check_icon_cache())
-		return
-
 	for(var/datum/omni_port/P in ports)
 		if(P.update)
 			var/ref_layer = 0
@@ -179,8 +173,8 @@
 				ic_on += "_filter"
 				ic_off += "_out"
 
-		ic_on = icon_manager.get_atmos_icon("omni", , , ic_on)
-		ic_off = icon_manager.get_atmos_icon("omni", , , ic_off)
+		ic_on = GLOB.icon_manager.get_atmos_icon("omni", , , ic_on)
+		ic_off = GLOB.icon_manager.get_atmos_icon("omni", , , ic_off)
 
 		var/pipe_state
 		var/turf/T = get_turf(src)
@@ -188,10 +182,10 @@
 			return
 		if(!T.is_plating() && istype(P.node, /obj/machinery/atmospherics/pipe) && P.node.level == 1 )
 			//pipe_state = icon_manager.get_atmos_icon("underlay_down", P.dir, color_cache_name(P.node))
-			pipe_state = icon_manager.get_atmos_icon("underlay", P.dir, color_cache_name(P.node), "down")
+			pipe_state = GLOB.icon_manager.get_atmos_icon("underlay", P.dir, color_cache_name(P.node), "down")
 		else
 			//pipe_state = icon_manager.get_atmos_icon("underlay_intact", P.dir, color_cache_name(P.node))
-			pipe_state = icon_manager.get_atmos_icon("underlay", P.dir, color_cache_name(P.node), "intact")
+			pipe_state = GLOB.icon_manager.get_atmos_icon("underlay", P.dir, color_cache_name(P.node), "intact")
 
 		return list("on_icon" = ic_on, "off_icon" = ic_off, "pipe_icon" = pipe_state)
 

code/ATMOSPHERICS/components/portables_connector.dm

@@ -42,12 +42,12 @@
 	icon_state = "connector"
 
 /obj/machinery/atmospherics/portables_connector/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		add_underlay(T, node, dir, node?.icon_connect_type)
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	add_underlay(T, node, dir, node?.icon_connect_type)
 
 /obj/machinery/atmospherics/portables_connector/hide(var/i)
 	update_underlays()

code/ATMOSPHERICS/components/trinary_devices/trinary_base.dm

@@ -32,15 +32,15 @@
 	initialize_directions = get_initialize_directions_trinary(dir, mirrored, tee)
 
 /obj/machinery/atmospherics/trinary/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		var/list/node_connects = get_node_connect_dirs()
-		add_underlay(T, node1, node_connects[1])
-		add_underlay(T, node2, node_connects[2])
-		add_underlay(T, node3, node_connects[3])
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	var/list/node_connects = get_node_connect_dirs()
+	add_underlay(T, node1, node_connects[1])
+	add_underlay(T, node2, node_connects[2])
+	add_underlay(T, node3, node_connects[3])
 
 /obj/machinery/atmospherics/trinary/hide(var/i)
 	update_underlays()

code/ATMOSPHERICS/components/tvalve.dm

@@ -34,15 +34,15 @@
 		icon_state = "tvalve[mirrored ? "m" : ""][state]"
 
 /obj/machinery/atmospherics/tvalve/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		var/list/node_connects = get_node_connect_dirs()
-		add_underlay(T, node1, node_connects[1])
-		add_underlay(T, node2, node_connects[2])
-		add_underlay(T, node3, node_connects[3])
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	var/list/node_connects = get_node_connect_dirs()
+	add_underlay(T, node1, node_connects[1])
+	add_underlay(T, node2, node_connects[2])
+	add_underlay(T, node3, node_connects[3])
 
 /obj/machinery/atmospherics/tvalve/hide(var/i)
 	update_underlays()

code/ATMOSPHERICS/components/unary/outlet_injector.dm

@@ -42,12 +42,12 @@
 		icon_state = "[use_power ? "on" : "off"]"
 
 /obj/machinery/atmospherics/unary/outlet_injector/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		add_underlay(T, node, dir)
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	add_underlay(T, node, dir)
 
 /obj/machinery/atmospherics/unary/outlet_injector/power_change()
 	var/old_stat = stat

code/ATMOSPHERICS/components/unary/vent_pump.dm

@@ -146,9 +146,6 @@
 	air_contents.volume = ATMOS_DEFAULT_VOLUME_PUMP + 500 //meant to match air injector
 
 /obj/machinery/atmospherics/unary/vent_pump/update_icon(var/safety = 0)
-	if(!check_icon_cache())
-		return
-
 	cut_overlays()
 
 	var/vent_icon = "vent"
@@ -172,21 +169,21 @@
 		playsound(src, start_sound, 25, ignore_walls = FALSE, preference = /datum/preference/toggle/air_pump_noise)
 
 
-	add_overlay(icon_manager.get_atmos_icon("device", , , vent_icon))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("device", , , vent_icon))
 
 /obj/machinery/atmospherics/unary/vent_pump/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		if(!T.is_plating() && node && node.level == 1 && istype(node, /obj/machinery/atmospherics/pipe))
-			return
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	if(!T.is_plating() && node && node.level == 1 && istype(node, /obj/machinery/atmospherics/pipe))
+		return
+	else
+		if(node)
+			add_underlay(T, node, dir, node.icon_connect_type)
 		else
-			if(node)
-				add_underlay(T, node, dir, node.icon_connect_type)
-			else
-				add_underlay(T,, dir)
+			add_underlay(T,, dir)
 
 /obj/machinery/atmospherics/unary/vent_pump/hide()
 	update_icon()

code/ATMOSPHERICS/components/unary/vent_scrubber.dm

@@ -57,9 +57,6 @@
 	return ..()
 
 /obj/machinery/atmospherics/unary/vent_scrubber/update_icon(var/safety = 0)
-	if(!check_icon_cache())
-		return
-
 	cut_overlays()
 
 	var/scrubber_icon = "scrubber"
@@ -75,21 +72,21 @@
 	else
 		scrubber_icon += "[use_power ? "[scrubbing ? "on" : "in"]" : "off"]"
 
-	add_overlay(icon_manager.get_atmos_icon("device", , , scrubber_icon))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("device", , , scrubber_icon))
 
 /obj/machinery/atmospherics/unary/vent_scrubber/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		if(!T.is_plating() && node && node.level == 1 && istype(node, /obj/machinery/atmospherics/pipe))
-			return
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	if(!T.is_plating() && node && node.level == 1 && istype(node, /obj/machinery/atmospherics/pipe))
+		return
+	else
+		if(node)
+			add_underlay(T, node, dir, node.icon_connect_type)
 		else
-			if(node)
-				add_underlay(T, node, dir, node.icon_connect_type)
-			else
-				add_underlay(T,, dir)
+			add_underlay(T,, dir)
 
 /obj/machinery/atmospherics/unary/vent_scrubber/proc/set_frequency(new_frequency)
 	SSradio.remove_object(src, frequency)

code/ATMOSPHERICS/components/valve.dm

@@ -29,13 +29,13 @@
 		icon_state = "valve[open]"
 
 /obj/machinery/atmospherics/valve/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		add_underlay(T, node1, get_dir(src, node1))
-		add_underlay(T, node2, get_dir(src, node2))
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	add_underlay(T, node1, get_dir(src, node1))
+	add_underlay(T, node2, get_dir(src, node2))
 
 /obj/machinery/atmospherics/valve/hide(var/i)
 	update_underlays()

code/ATMOSPHERICS/pipes/cap.dm

@@ -48,13 +48,10 @@
 		node.update_underlays()
 
 /obj/machinery/atmospherics/pipe/cap/update_icon(var/safety = 0)
-	if(!check_icon_cache())
-		return
-
 	alpha = 255
 
 	cut_overlays()
-	add_overlay(icon_manager.get_atmos_icon("pipe", , pipe_color, "cap[icon_connect_type]"))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("pipe", , pipe_color, "cap[icon_connect_type]"))
 
 /obj/machinery/atmospherics/pipe/cap/atmos_init()
 	for(var/obj/machinery/atmospherics/target in get_step(src, dir))

code/ATMOSPHERICS/pipes/manifold.dm

@@ -97,14 +97,11 @@
 		node3.update_underlays()
 
 /obj/machinery/atmospherics/pipe/manifold/update_icon(var/safety = 0)
-	if(!check_icon_cache())
-		return
-
 	alpha = 255
 
 	cut_overlays()
-	add_overlay(icon_manager.get_atmos_icon("manifold", , pipe_color, "core" + icon_connect_type))
-	add_overlay(icon_manager.get_atmos_icon("manifold", , , "clamps" + icon_connect_type))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("manifold", , pipe_color, "core" + icon_connect_type))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("manifold", , , "clamps" + icon_connect_type))
 	underlays.Cut()
 
 	var/turf/T = get_turf(src)

code/ATMOSPHERICS/pipes/manifold4w.dm

@@ -97,14 +97,11 @@
 		node4.update_underlays()
 
 /obj/machinery/atmospherics/pipe/manifold4w/update_icon(var/safety = 0)
-	if(!check_icon_cache())
-		return
-
 	alpha = 255
 
 	cut_overlays()
-	add_overlay(icon_manager.get_atmos_icon("manifold", , pipe_color, "4way" + icon_connect_type))
-	add_overlay(icon_manager.get_atmos_icon("manifold", , , "clamps_4way" + icon_connect_type))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("manifold", , pipe_color, "4way" + icon_connect_type))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("manifold", , , "clamps_4way" + icon_connect_type))
 	underlays.Cut()
 
 	var/turf/T = get_turf(src)

code/ATMOSPHERICS/pipes/simple.dm

@@ -112,17 +112,14 @@
 		node2.update_underlays()
 
 /obj/machinery/atmospherics/pipe/simple/update_icon(var/safety = 0)
-	if(!check_icon_cache())
-		return
-
 	alpha = 255
 
 	cut_overlays()
 
 	if(node1 && node2)
-		add_overlay(icon_manager.get_atmos_icon("pipe", , pipe_color, "[pipe_icon]intact[icon_connect_type]"))
+		add_overlay(GLOB.icon_manager.get_atmos_icon("pipe", , pipe_color, "[pipe_icon]intact[icon_connect_type]"))
 	else
-		add_overlay(icon_manager.get_atmos_icon("pipe", , pipe_color, "[pipe_icon]exposed[node1?1:0][node2?1:0][icon_connect_type]"))
+		add_overlay(GLOB.icon_manager.get_atmos_icon("pipe", , pipe_color, "[pipe_icon]exposed[node1?1:0][node2?1:0][icon_connect_type]"))
 
 /obj/machinery/atmospherics/pipe/simple/update_underlays()
 	return

code/ATMOSPHERICS/pipes/tank.dm

@@ -37,12 +37,12 @@
 	return list(node1)
 
 /obj/machinery/atmospherics/pipe/tank/update_underlays()
-	if(..())
-		underlays.Cut()
-		var/turf/T = get_turf(src)
-		if(!istype(T))
-			return
-		add_underlay(T, node1, dir)
+	..()
+	underlays.Cut()
+	var/turf/T = get_turf(src)
+	if(!istype(T))
+		return
+	add_underlay(T, node1, dir)
 
 /obj/machinery/atmospherics/pipe/tank/hide()
 	update_underlays()

code/ATMOSPHERICS/pipes/universal.dm

@@ -11,13 +11,10 @@
 	pipe_state = "universal"
 
 /obj/machinery/atmospherics/pipe/simple/visible/universal/update_icon(var/safety = 0)
-	if(!check_icon_cache())
-		return
-
 	alpha = 255
 
 	cut_overlays()
-	add_overlay(icon_manager.get_atmos_icon("pipe", , pipe_color, "universal"))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("pipe", , pipe_color, "universal"))
 	underlays.Cut()
 
 	if (node1)
@@ -49,13 +46,10 @@
 	pipe_state = "universal"
 
 /obj/machinery/atmospherics/pipe/simple/hidden/universal/update_icon(var/safety = 0)	// Doesn't leak. It's a special pipe.
-	if(!check_icon_cache())
-		return
-
 	alpha = 255
 
 	cut_overlays()
-	add_overlay(icon_manager.get_atmos_icon("pipe", , pipe_color, "universal"))
+	add_overlay(GLOB.icon_manager.get_atmos_icon("pipe", , pipe_color, "universal"))
 	underlays.Cut()
 
 	if (node1)
@@ -122,8 +116,8 @@
 /obj/machinery/atmospherics/proc/add_underlay_adapter(var/turf/T, var/obj/machinery/atmospherics/node, var/direction, var/icon_connect_type) //modified from add_underlay, does not make exposed underlays
 	if(node)
 		if(!T.is_plating() && node.level == 1 && istype(node, /obj/machinery/atmospherics/pipe))
-			underlays += icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "down" + icon_connect_type)
+			underlays += GLOB.icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "down" + icon_connect_type)
 		else
-			underlays += icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "intact" + icon_connect_type)
+			underlays += GLOB.icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "intact" + icon_connect_type)
 	else
-		underlays += icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "retracted" + icon_connect_type)
+		underlays += GLOB.icon_manager.get_atmos_icon("underlay", direction, color_cache_name(node), "retracted" + icon_connect_type)

code/__defines/admin_ch.dm

@@ -3,7 +3,3 @@
 #define SMITE_HOTDOG			"Hot Dog"
 
 #define NEWSFILE 				"data/news.sav"
-
-#define TGUI_VIEW_ATTACK_LOGS	"Check Player Attack Logs"
-#define TGUI_VIEW_DIALOG_LOGS	"Check Player Dialogue Logs"
-#define TGUI_RESIZE				"Resize player"

code/__defines/admin_verb.dm

@@ -99,3 +99,8 @@ _ADMIN_VERB(verb_path_name, verb_permissions, verb_name, verb_desc, verb_categor
 
 // Visibility flags
 #define ADMIN_VERB_VISIBLITY_FLAG_MAPPING_DEBUG "Map-Debug"
+
+// Tgui input list options
+#define TGUI_VIEW_ATTACK_LOGS	"Check Player Attack Logs"
+#define TGUI_VIEW_DIALOG_LOGS	"Check Player Dialogue Logs"
+#define TGUI_RESIZE				"Resize player"

code/__defines/damage_organs.dm

@@ -68,3 +68,22 @@
 #define MODULAR_BODYPART_INVALID    0 // Cannot be detached or reattached.
 #define MODULAR_BODYPART_PROSTHETIC 1 // Can be detached or reattached freely.
 #define MODULAR_BODYPART_CYBERNETIC 2 // Can be detached or reattached to compatible parent organs.
+
+//CitRP Port
+#define CYBERBEAST_MONITOR_STYLES "blank=cyber_blank;\
+	default=cyber_default;\
+	eyes=eyes;\
+	static=cyber_static;\
+	alert=cyber_alert;\
+	happy=cyber_happ;\
+	unhappy=cyber_unhapp;\
+	flat=cyber_flat;\
+	sad=cyber_sad;\
+	heart=cyber_heart;\
+	cross=cyber_cross;\
+	wave=cyber_wave;\
+	uwu=cyber_uwu;\
+	question=cyber_question;\
+	lowpower=cyber_lowpower;\
+	idle=cyber_idle;\
+	nwn=cyber_nwn"

code/__defines/machinery.dm

@@ -93,9 +93,6 @@
 #define NETWORK_MAINT_DECK "Maintenance Deck"
 // CHHOMPAdd End
 
-// Those networks can only be accessed by pre-existing terminals. AIs and new terminals can't use them.
-var/list/restricted_camera_networks = list(NETWORK_ERT,NETWORK_MERCENARY,"Secret", NETWORK_COMMUNICATORS, NETWORK_EXPLORATION)
-
 #define TRANSMISSION_WIRE		0 //Is this ever used? I don't think it is.
 #define TRANSMISSION_RADIO		1 //Radio transmissions (like airlock controller to pump)
 #define TRANSMISSION_SUBSPACE	2 //Like headsets

code/__defines/time.dm

@@ -4,6 +4,9 @@
 /// Define that just has the current in-universe year for use in whatever context you might want to display that in. (For example, 2022 -> 2562 given a 540 year offset)
 #define CURRENT_STATION_YEAR (GLOB.year_integer + STATION_YEAR_OFFSET)
 
+/// Used in the GLOB year and tgui PreInit
+#define UTC_YEAR time2text(world.realtime,"YYYY",NO_TIMEZONE)
+
 /// In-universe, SS13 is set 300 years in the future from the real-world day, hence this number for determining the year-offset for the in-game year.
 #define STATION_YEAR_OFFSET 300
 

code/_global_vars/__unsorted.dm

@@ -86,3 +86,6 @@ GLOBAL_DATUM_INIT(buildmode_hud, /icon, icon('icons/misc/buildmode.dmi'))
 GLOBAL_LIST_EMPTY(cached_character_icons)
 
 GLOBAL_VAR_INIT(triai, FALSE)
+
+// Pipe colors, needs to be inited before our pipe icon_manager
+GLOBAL_LIST_INIT(pipe_colors, list("grey" = PIPE_COLOR_GREY, "red" = PIPE_COLOR_RED, "blue" = PIPE_COLOR_BLUE, "cyan" = PIPE_COLOR_CYAN, "green" = PIPE_COLOR_GREEN, "yellow" = PIPE_COLOR_YELLOW, "black" = PIPE_COLOR_BLACK, "orange" = PIPE_COLOR_ORANGE, "white" = PIPE_COLOR_WHITE, "purple" = PIPE_COLOR_PURPLE))

code/_global_vars/time_vars.dm

@@ -1,2 +1,2 @@
-GLOBAL_VAR_INIT(year, time2text(world.realtime,"YYYY"))
+GLOBAL_VAR_INIT(year, UTC_YEAR)
 GLOBAL_VAR_INIT(year_integer, text2num(year)) // = 2013???

code/_helpers/_global_objects.dm

@@ -1,4 +1,18 @@
 GLOBAL_DATUM_INIT(gear_tweak_free_color_choice, /datum/gear_tweak/color, new)
 GLOBAL_DATUM_INIT(gear_tweak_implant_location, /datum/gear_tweak/implant_location, new)
+GLOBAL_DATUM_INIT(gear_tweak_collar_tag, /datum/gear_tweak/collar_tag, new)
+
 //Underwear
 GLOBAL_DATUM_INIT(global_underwear, /datum/category_collection/underwear, new)
+
+//Global Datums
+GLOBAL_DATUM_INIT(icon_manager, /datum/pipe_icon_manager, new)
+GLOBAL_DATUM_INIT(emergency_shuttle, /datum/emergency_shuttle_controller, new)
+
+// We manually initialize the alarm handlers instead of looping over all existing types
+// to make it possible to write: camera_alarm.triggerAlarm() rather than SSalarm.managers[datum/alarm_handler/camera].triggerAlarm() or a variant thereof.
+GLOBAL_DATUM_INIT(atmosphere_alarm, /datum/alarm_handler/atmosphere, new)
+GLOBAL_DATUM_INIT(camera_alarm, /datum/alarm_handler/camera, new)
+GLOBAL_DATUM_INIT(fire_alarm, /datum/alarm_handler/fire, new)
+GLOBAL_DATUM_INIT(motion_alarm, /datum/alarm_handler/motion, new)
+GLOBAL_DATUM_INIT(power_alarm, /datum/alarm_handler/power, new)

code/_helpers/_global_objects_vr.dm

@@ -1 +0,0 @@
-var/datum/gear_tweak/collar_tag/gear_tweak_collar_tag = new()

code/_helpers/global_lists.dm

@@ -22,6 +22,8 @@ GLOBAL_LIST_EMPTY(mechas_list)						//list of all mechs. Used by hostile mobs ta
 var/global/list/obj/item/pda/PDAs = list()
 var/global/list/obj/item/communicator/all_communicators = list()
 
+// Those networks can only be accessed by pre-existing terminals. AIs and new terminals can't use them.
+GLOBAL_LIST_INIT(restricted_camera_networks, list(NETWORK_ERT,NETWORK_MERCENARY,"Secret", NETWORK_COMMUNICATORS))
 
 #define all_genders_define_list list(MALE,FEMALE,PLURAL,NEUTER,HERM)
 #define all_genders_text_list list("Male","Female","Plural","Neuter","Herm")
@@ -634,7 +636,7 @@ var/global/list/assigned_blocks[DNA_SE_LENGTH]
 GLOBAL_LIST_EMPTY(gear_distributed_to)
 GLOBAL_LIST_EMPTY(overlay_cache) //cache recent overlays
 
-var/global/list/all_technomancer_gambit_spells = typesof(/obj/item/spell) - list(
+GLOBAL_LIST_INIT(all_technomancer_gambit_spells, typesof(/obj/item/spell) - list(
 	/obj/item/spell,
 	/obj/item/spell/gambit,
 	/obj/item/spell/projectile,
@@ -642,7 +644,7 @@ var/global/list/all_technomancer_gambit_spells = typesof(/obj/item/spell) - list
 //	/obj/item/spell/insert,
 	/obj/item/spell/spawner,
 	/obj/item/spell/summon,
-	/obj/item/spell/modifier)
+	/obj/item/spell/modifier))
 
 var/global/list/image/splatter_cache=list()
 var/global/list/obj/cortical_stacks = list() //Stacks for 'leave nobody behind' objective. Clumsy, rewrite sometime.
@@ -1228,18 +1230,6 @@ GLOBAL_LIST_INIT(all_tooltip_styles, list(
 	"Clockwork"
 	))
 
-//Global Datums
-var/global/datum/pipe_icon_manager/icon_manager
-var/global/datum/emergency_shuttle_controller/emergency_shuttle = new
-
-// We manually initialize the alarm handlers instead of looping over all existing types
-// to make it possible to write: camera_alarm.triggerAlarm() rather than SSalarm.managers[datum/alarm_handler/camera].triggerAlarm() or a variant thereof.
-/var/global/datum/alarm_handler/atmosphere/atmosphere_alarm	= new()
-/var/global/datum/alarm_handler/camera/camera_alarm			= new()
-/var/global/datum/alarm_handler/fire/fire_alarm				= new()
-/var/global/datum/alarm_handler/motion/motion_alarm			= new()
-/var/global/datum/alarm_handler/power/power_alarm			= new()
-
 GLOBAL_LIST_EMPTY(gun_choices)
 
 GLOBAL_ALIST_INIT(severity_to_string, list(
@@ -1653,6 +1643,11 @@ GLOBAL_LIST_INIT(suitable_fish_turf_types,  list(
 	/turf/simulated/floor/water
 ))
 
+GLOBAL_LIST_INIT(ventcrawl_machinery, list(
+	/obj/machinery/atmospherics/unary/vent_pump,
+	/obj/machinery/atmospherics/unary/vent_scrubber
+	))
+
 GLOBAL_LIST_BOILERPLATE(papers_dockingcode, /obj/item/paper/dockingcodes)
 
 //Chamelion clothing was all stupid so it's done here instead.

code/_helpers/roundend.dm

@@ -15,7 +15,7 @@
 		if(Player.mind && !isnewplayer(Player))
 			if(Player.stat != DEAD)
 				var/turf/playerTurf = get_turf(Player)
-				if(emergency_shuttle.departed && emergency_shuttle.evac)
+				if(GLOB.emergency_shuttle.departed && GLOB.emergency_shuttle.evac)
 					if(isNotAdminLevel(playerTurf.z))
 						to_chat(Player, span_filter_system(span_blue(span_bold("You survived the round, but remained on [station_name()] as [Player.real_name]."))))
 					else

code/controllers/admin.dm

@@ -79,8 +79,7 @@ ADMIN_VERB(debug_controller, R_DEBUG, "Debug Controller", "Debug the various per
 	//Goon PS stuff, and other yet-to-be-subsystem things.
 	options["LEGACY: master_controller"] = GLOB.master_controller
 	options["LEGACY: job_master"] = GLOB.job_master
-	options["LEGACY: SSradio"] = SSradio
-	options["LEGACY: emergency_shuttle"] = emergency_shuttle
+	options["LEGACY: emergency_shuttle"] = GLOB.emergency_shuttle
 	options["LEGACY: paiController"] = paiController
 	options["LEGACY: cameranet"] = cameranet
 	options["LEGACY: transfer_controller"] = GLOB.transfer_controller

code/controllers/emergency_shuttle_controller.dm

@@ -177,7 +177,7 @@
 		return 0	//not at station
 	return (wait_for_launch || shuttle.moving_status != SHUTTLE_INTRANSIT)
 
-//so we don't have emergency_shuttle.shuttle.location everywhere
+//so we don't have GLOB.emergency_shuttle.shuttle.location everywhere
 /datum/emergency_shuttle_controller/proc/location()
 	if (!shuttle)
 		return 1 	//if we dont have a shuttle datum, just act like it's at centcom
@@ -228,14 +228,14 @@
 /datum/emergency_shuttle_controller/proc/get_status_panel_eta()
 	if (online())
 		if (shuttle.has_arrive_time())
-			var/timeleft = emergency_shuttle.estimate_arrival_time()
+			var/timeleft = GLOB.emergency_shuttle.estimate_arrival_time()
 			return "ETA-[(timeleft / 60) % 60]:[add_zero(num2text(timeleft % 60), 2)]"
 
 		if (waiting_to_leave())
 			if (shuttle.moving_status == SHUTTLE_WARMUP)
 				return "Departing..."
 
-			var/timeleft = emergency_shuttle.estimate_launch_time()
+			var/timeleft = GLOB.emergency_shuttle.estimate_launch_time()
 			return "ETD-[(timeleft / 60) % 60]:[add_zero(num2text(timeleft % 60), 2)]"
 
 	return ""

code/controllers/subsystems/alarm.dm

@@ -10,7 +10,7 @@ SUBSYSTEM_DEF(alarm)
 	var/static/list/active_alarm_cache = list()
 
 /datum/controller/subsystem/alarm/Initialize()
-	all_handlers = list(atmosphere_alarm, camera_alarm, fire_alarm, motion_alarm, power_alarm)
+	all_handlers = list(GLOB.atmosphere_alarm, GLOB.camera_alarm, GLOB.fire_alarm, GLOB.motion_alarm, GLOB.power_alarm)
 	return SS_INIT_SUCCESS
 
 /datum/controller/subsystem/alarm/fire(resumed = FALSE)

code/controllers/subsystems/internal_wiki.dm

@@ -469,8 +469,8 @@ SUBSYSTEM_DEF(internal_wiki)
 	SHOULD_NOT_OVERRIDE(TRUE)
 	PRIVATE_PROC(TRUE)
 	// assemble material wiki
-	for(var/mat in name_to_material)
-		var/datum/material/M = name_to_material[mat]
+	for(var/mat, value in GLOB.name_to_material)
+		var/datum/material/M = value
 		if(M.wiki_flag & WIKI_SPOILER)
 			spoiler_entries.Add(M.type)
 			continue

code/controllers/subsystems/statpanel.dm

@@ -36,8 +36,8 @@ SUBSYSTEM_DEF(statpanels)
 			"Time Dilation: [round(SStime_track.time_dilation_current,1)]% AVG:([round(SStime_track.time_dilation_avg_fast,1)]%, [round(SStime_track.time_dilation_avg,1)]%, [round(SStime_track.time_dilation_avg_slow,1)]%)"
 		)
 
-		if(emergency_shuttle.evac)
-			var/ETA = emergency_shuttle.get_status_panel_eta()
+		if(GLOB.emergency_shuttle.evac)
+			var/ETA = GLOB.emergency_shuttle.get_status_panel_eta()
 			if(ETA)
 				global_data += "[ETA]"
 

code/controllers/subsystems/tgui.dm

@@ -41,7 +41,7 @@ SUBSYSTEM_DEF(tgui)
 	ntos_error = "<style type='text/css'>\n[ntos_error]\n</style>"
 	basehtml = replacetextEx(basehtml, "<!-- tgui:ntos-error -->", ntos_error)
 
-	basehtml = replacetextEx(basehtml, "<!-- tgui:nt-copyright -->", "Nanotrasen (c) 2284-[text2num(time2text(world.realtime,"YYYY")) + STATION_YEAR_OFFSET]")
+	basehtml = replacetextEx(basehtml, "<!-- tgui:nt-copyright -->", "Nanotrasen (c) 2284-[text2num(UTC_YEAR) + STATION_YEAR_OFFSET]") // This can't use the GLOB as it runs before those are populated
 
 /datum/controller/subsystem/tgui/OnConfigLoad()
 	var/storage_iframe = CONFIG_GET(string/storage_cdn_iframe)

code/controllers/subsystems/ticker.dm

@@ -158,10 +158,10 @@ SUBSYSTEM_DEF(ticker)
 				var/game_finished = FALSE
 				var/mode_finished = FALSE
 				if (CONFIG_GET(flag/continuous_rounds)) // Game keeps going after mode ends.
-					game_finished = (emergency_shuttle.returned() || mode.station_was_nuked)
+					game_finished = (GLOB.emergency_shuttle.returned() || mode.station_was_nuked)
 					mode_finished = ((end_game_state >= END_GAME_MODE_FINISHED) || mode.check_finished()) // Short circuit if already finished.
 				else // Game ends when mode does
-					game_finished = (mode.check_finished() || (emergency_shuttle.returned() && emergency_shuttle.evac == 1)) || GLOB.universe_has_ended
+					game_finished = (mode.check_finished() || (GLOB.emergency_shuttle.returned() && GLOB.emergency_shuttle.evac == 1)) || GLOB.universe_has_ended
 					mode_finished = game_finished
 
 				if(game_finished && mode_finished)

code/datums/autolathe/autolathe.dm

@@ -42,8 +42,8 @@
 /datum/category_group/autolathe/all/New()
 	..()
 
-	for(var/Name in name_to_material)
-		var/datum/material/M = name_to_material[Name]
+	for(var/mame, value in GLOB.name_to_material)
+		var/datum/material/M = value
 
 		if(!M.stack_type)	// Shouldn't happen, but might. Never know.
 			continue
@@ -93,8 +93,8 @@
 /datum/category_group/autolathe/materials/New()
 	..()
 
-	for(var/Name in name_to_material)
-		var/datum/material/M = name_to_material[Name]
+	for(var/name, value in GLOB.name_to_material)
+		var/datum/material/M = value
 
 		if(!M.stack_type)	// Shouldn't happen, but might. Never know.
 			continue

code/datums/components/antags/changeling/powers/hivemind.dm

@@ -18,8 +18,7 @@
 	verbpath = /mob/proc/changeling_hivedownload
 
 // HIVE MIND UPLOAD/DOWNLOAD DNA
-
-var/list/datum/dna/hivemind_bank = list()
+GLOBAL_LIST_EMPTY_TYPED(hivemind_bank, /datum/dna)
 
 /mob/proc/changeling_hiveupload()
 	set category = "Changeling"
@@ -32,7 +31,7 @@ var/list/datum/dna/hivemind_bank = list()
 
 	var/list/names = list()
 	for(var/datum/absorbed_dna/DNA in changeling.absorbed_dna)
-		if(!(DNA in hivemind_bank))
+		if(!(DNA in GLOB.hivemind_bank))
 			names += DNA.name
 
 	if(names.len <= 0)
@@ -48,7 +47,7 @@ var/list/datum/dna/hivemind_bank = list()
 		return
 
 	changeling.chem_charges -= 10
-	hivemind_bank += chosen_dna
+	GLOB.hivemind_bank += chosen_dna
 	to_chat(src, span_notice("We channel the DNA of [S] to the air."))
 	feedback_add_details("changeling_powers","HU")
 	return TRUE
@@ -63,7 +62,7 @@ var/list/datum/dna/hivemind_bank = list()
 		return
 
 	var/list/names = list()
-	for(var/datum/absorbed_dna/DNA in hivemind_bank)
+	for(var/datum/absorbed_dna/DNA in GLOB.hivemind_bank)
 		if(!(DNA in changeling.absorbed_dna))
 			names[DNA.name] = DNA
 

code/game/area/areas.dm

@@ -109,13 +109,13 @@ GLOBAL_LIST_EMPTY(areas_by_type)
 
 /area/proc/atmosalert(danger_level, var/alarm_source)
 	if (danger_level == 0)
-		atmosphere_alarm.clearAlarm(src, alarm_source)
+		GLOB.atmosphere_alarm.clearAlarm(src, alarm_source)
 	else
 		var/obj/machinery/alarm/atmosalarm = alarm_source //maybe other things can trigger these, who knows
 		if(istype(atmosalarm))
-			atmosphere_alarm.triggerAlarm(src, alarm_source, severity = danger_level, hidden = atmosalarm.alarms_hidden)
+			GLOB.atmosphere_alarm.triggerAlarm(src, alarm_source, severity = danger_level, hidden = atmosalarm.alarms_hidden)
 		else
-			atmosphere_alarm.triggerAlarm(src, alarm_source, severity = danger_level)
+			GLOB.atmosphere_alarm.triggerAlarm(src, alarm_source, severity = danger_level)
 
 	//Check all the alarms before lowering atmosalm. Raising is perfectly fine.
 	var/obj/machinery/alarm/AM = main_air_alarm?.resolve()

code/game/gamemodes/cult/narsie.dm

@@ -53,9 +53,9 @@ GLOBAL_VAR_INIT(narsie_cometh, 0)
 		GLOB.narsie_cometh = 1
 
 		spawn(10 SECONDS)
-			if(emergency_shuttle)
-				emergency_shuttle.call_evac()
-				emergency_shuttle.launch_time = 0	// Cannot recall
+			if(GLOB.emergency_shuttle)
+				GLOB.emergency_shuttle.call_evac()
+				GLOB.emergency_shuttle.launch_time = 0	// Cannot recall
 
 /obj/singularity/narsie/process()
 	eat()

code/game/gamemodes/cult/runes.dm

@@ -203,9 +203,9 @@ GLOBAL_LIST_EMPTY(sacrificed)
 			GLOB.narsie_cometh = 1
 
 			spawn(10 SECONDS)
-				if(emergency_shuttle)
-					emergency_shuttle.call_evac()
-					emergency_shuttle.launch_time = 0	// Cannot recall
+				if(GLOB.emergency_shuttle)
+					GLOB.emergency_shuttle.call_evac()
+					GLOB.emergency_shuttle.launch_time = 0	// Cannot recall
 
 		log_and_message_admins_many(cultists, "summoned the end of days.")
 		return

code/game/gamemodes/endgame/supermatter_cascade/universe.dm

@@ -44,9 +44,9 @@ GLOBAL_VAR_INIT(universe_has_ended, 0)
 	for(var/mob/M in GLOB.player_list)
 		M.flash_eyes()
 
-	if(emergency_shuttle.can_recall())
+	if(GLOB.emergency_shuttle.can_recall())
 		priority_announcement.Announce("The emergency shuttle has returned due to bluespace distortion.")
-		emergency_shuttle.recall()
+		GLOB.emergency_shuttle.recall()
 
 	AreaSet()
 	MiscSet()

code/game/gamemodes/game_mode.dm

@@ -214,8 +214,8 @@ GLOBAL_LIST_EMPTY(additional_antag_types)
 		if(antag.is_latejoin_template())
 			latejoin_templates |= antag
 
-	if(emergency_shuttle && auto_recall_shuttle)
-		emergency_shuttle.auto_recall = 1
+	if(GLOB.emergency_shuttle && auto_recall_shuttle)
+		GLOB.emergency_shuttle.auto_recall = 1
 
 	feedback_set_details("round_start","[time2text(world.realtime)]")
 	INVOKE_ASYNC(SSdbcore, TYPE_PROC_REF(/datum/controller/subsystem/dbcore, SetRoundStart))
@@ -267,14 +267,14 @@ GLOBAL_LIST_EMPTY(additional_antag_types)
 	command_announcement.Announce("The presence of [pick(reasons)] in the region is tying up all available local emergency resources; emergency response teams cannot be called at this time, and post-evacuation recovery efforts will be substantially delayed.","Emergency Transmission")
 
 /datum/game_mode/proc/check_finished()
-	if(emergency_shuttle.returned() || station_was_nuked)
+	if(GLOB.emergency_shuttle.returned() || station_was_nuked)
 		return 1
 	if(end_on_antag_death && antag_templates && antag_templates.len)
 		for(var/datum/antagonist/antag in antag_templates)
 			if(!antag.antags_are_dead())
 				return 0
 		if(CONFIG_GET(flag/continuous_rounds))
-			emergency_shuttle.auto_recall = 0
+			GLOB.emergency_shuttle.auto_recall = 0
 			return 0
 		return 1
 	return 0
@@ -362,7 +362,7 @@ GLOBAL_LIST_EMPTY(additional_antag_types)
 	var/text = ""
 	if(surviving_total > 0)
 		text += "<br>There [surviving_total>1 ? ("were " + span_bold("[surviving_total] survivors")) : ("was " + span_bold("one survivor"))] ("
-		text += span_bold("[escaped_total>0 ? escaped_total : "none"] [emergency_shuttle.evac ? "escaped" : "transferred"]") + ") and " + span_bold("[ghosts] ghosts")
+		text += span_bold("[escaped_total>0 ? escaped_total : "none"] [GLOB.emergency_shuttle.evac ? "escaped" : "transferred"]") + ") and " + span_bold("[ghosts] ghosts")
 		text += ".<br>"
 	else
 		text += "There were " + span_bold("no survivors") + " (" + span_bold("[ghosts] ghosts") + ")."

code/game/gamemodes/game_mode_latespawn.dm

@@ -28,10 +28,10 @@
 
 /datum/game_mode/proc/try_latespawn(var/datum/mind/player, var/latejoin_only)
 
-	if(emergency_shuttle.departed || !round_autoantag)
+	if(GLOB.emergency_shuttle.departed || !round_autoantag)
 		return
 
-	if(emergency_shuttle.shuttle && (emergency_shuttle.shuttle.moving_status == SHUTTLE_WARMUP || emergency_shuttle.shuttle.moving_status == SHUTTLE_INTRANSIT))
+	if(GLOB.emergency_shuttle.shuttle && (GLOB.emergency_shuttle.shuttle.moving_status == SHUTTLE_WARMUP || GLOB.emergency_shuttle.shuttle.moving_status == SHUTTLE_INTRANSIT))
 		return // Don't do anything if the shuttle's coming.
 
 	var/mills = round_duration_in_ds

code/game/gamemodes/newobjective.dm

@@ -267,7 +267,7 @@ datum
 				explanation_text = "Frame [target.current.real_name], the [target.assigned_role] for a crime and make sure they are arrested and brought back to the CentCom station alive.  We'll handle the rest from there."
 
 			check_completion()
-				if(!emergency_shuttle.returned())
+				if(!GLOB.emergency_shuttle.returned())
 					return 0
 				if(target.current.stat == 2)
 					return 0
@@ -313,7 +313,7 @@ datum
 				explanation_text = "[target.current.real_name], the [target.assigned_role] is a [pick("relative of a","friend of a","") + pick("high ranking","important","well-liked")] mercenary [pick("Leader","Officer","Agent","sympathiser")].  Make sure they get off the station safely, while minimizing intervention."
 
 			check_completion()
-				if(!emergency_shuttle.returned())
+				if(!GLOB.emergency_shuttle.returned())
 					return 0
 
 				if(target.current.stat == 2)
@@ -477,7 +477,7 @@ datum
 			explanation_text = "Hijack the emergency shuttle by escaping alone."
 
 			check_completion()
-				if(!emergency_shuttle.returned())
+				if(!GLOB.emergency_shuttle.returned())
 					return 0
 
 				if(!owner.current || owner.current.stat == 2)
@@ -512,7 +512,7 @@ datum
 			explanation_text = "Escape on the shuttle alive, without being arrested."
 
 			check_completion()
-				if(!emergency_shuttle.returned())
+				if(!GLOB.emergency_shuttle.returned())
 					return 0
 
 				if(!owner.current || owner.current.stat ==2)
@@ -1230,7 +1230,7 @@ datum
 			check_completion()
 				if(!istype(owner.current, /mob/living/silicon))
 					return 0
-				if(!emergency_shuttle.returned())
+				if(!GLOB.emergency_shuttle.returned())
 					return 0
 				if(!owner.current)
 					return 0
@@ -1457,7 +1457,7 @@ datum
 	explanation_text = "Do not allow anyone to escape the station.  Only allow the shuttle to be called when everyone is dead and your story is the only one left."
 
 	check_completion()
-		if(!emergency_shuttle.returned())
+		if(!GLOB.emergency_shuttle.returned())
 			return 0
 
 		var/area/shuttle = locate(/area/shuttle/escape/centcom)

code/game/gamemodes/nuclear/nuclear.dm

@@ -41,7 +41,7 @@ GLOBAL_LIST_EMPTY(nuke_disks)
 		if(!is_type_in_list(disk_area, GLOB.centcom_areas))
 			disk_rescued = 0
 			break
-	var/crew_evacuated = (emergency_shuttle.returned())
+	var/crew_evacuated = (GLOB.emergency_shuttle.returned())
 
 	if(!disk_rescued &&  station_was_nuked && !syndies_didnt_escape)
 		feedback_set_details("round_end_result","win - syndicate nuke")

code/game/gamemodes/objective.dm

@@ -219,7 +219,7 @@ GLOBAL_LIST_EMPTY(all_objectives)
 /datum/objective/hijack/check_completion()
 	if(!owner.current || owner.current.stat)
 		return 0
-	if(!emergency_shuttle.returned())
+	if(!GLOB.emergency_shuttle.returned())
 		return 0
 	if(issilicon(owner.current))
 		return 0
@@ -241,7 +241,7 @@ GLOBAL_LIST_EMPTY(all_objectives)
 /datum/objective/block/check_completion()
 	if(!istype(owner.current, /mob/living/silicon))
 		return 0
-	if(!emergency_shuttle.returned())
+	if(!GLOB.emergency_shuttle.returned())
 		return 0
 	if(!owner.current)
 		return 0
@@ -259,7 +259,7 @@ GLOBAL_LIST_EMPTY(all_objectives)
 	explanation_text = "Do not allow anyone to escape the station.  Only allow the shuttle to be called when everyone is dead and your story is the only one left."
 
 /datum/objective/silence/check_completion()
-	if(!emergency_shuttle.returned())
+	if(!GLOB.emergency_shuttle.returned())
 		return 0
 
 	for(var/mob/living/player in GLOB.player_list)
@@ -284,7 +284,7 @@ GLOBAL_LIST_EMPTY(all_objectives)
 		return 0
 	if(isbrain(owner.current))
 		return 0
-	if(!emergency_shuttle.returned())
+	if(!GLOB.emergency_shuttle.returned())
 		return 0
 	if(!owner.current || owner.current.stat ==2)
 		return 0

code/game/gamemodes/sandbox/sandbox.dm

@@ -20,4 +20,4 @@
 /datum/game_mode/sandbox/post_setup()
 	..()
 	if(emergency_shuttle)
-		emergency_shuttle.auto_recall = 1
+		GLOB.emergency_shuttle.auto_recall = 1

code/game/gamemodes/technomancer/spells/gambit.dm

@@ -35,7 +35,7 @@
 
 // Gives a random spell.
 /obj/item/spell/gambit/proc/random_spell()
-	var/list/potential_spells = all_technomancer_gambit_spells.Copy()
+	var/list/potential_spells = GLOB.all_technomancer_gambit_spells.Copy()
 	var/rare_spell_chance = between(0, calculate_spell_power(100) - 100, 100) // Having 120% spellpower means a 20% chance to get to roll for rare spells.
 	if(prob(rare_spell_chance))
 		potential_spells += rare_spells.Copy()
@@ -119,6 +119,6 @@
 
 	// Fallback method in case nothing gets added.
 	if(!potential_spells.len)
-		potential_spells = all_technomancer_gambit_spells.Copy()
+		potential_spells = GLOB.all_technomancer_gambit_spells.Copy()
 
 	return pick(potential_spells)

code/game/machinery/camera/camera.dm

@@ -310,14 +310,14 @@
 
 /obj/machinery/camera/proc/triggerCameraAlarm(var/duration = 0)
 	alarm_on = 1
-	camera_alarm.triggerAlarm(loc, src, duration)
+	GLOB.camera_alarm.triggerAlarm(loc, src, duration)
 
 /obj/machinery/camera/proc/cancelCameraAlarm()
 	if(wires.is_cut(WIRE_CAM_ALARM))
 		return
 
 	alarm_on = 0
-	camera_alarm.clearAlarm(loc, src)
+	GLOB.camera_alarm.clearAlarm(loc, src)
 
 //if false, then the camera is listed as DEACTIVATED and cannot be used
 /obj/machinery/camera/proc/can_use()
@@ -462,7 +462,7 @@
 
 /obj/machinery/camera/proc/update_coverage(var/network_change = 0)
 	if(network_change)
-		var/list/open_networks = difflist(network, restricted_camera_networks)
+		var/list/open_networks = difflist(network, GLOB.restricted_camera_networks)
 		// Add or remove camera from the camera net as necessary
 		if(on_open_network && !open_networks.len)
 			cameranet.removeCamera(src)

code/game/machinery/camera/motion.dm

@@ -42,7 +42,7 @@
 	if (!status || (stat & NOPOWER))
 		return 0
 	if (detectTime == -1)
-		motion_alarm.clearAlarm(loc, src)
+		GLOB.motion_alarm.clearAlarm(loc, src)
 	detectTime = 0
 	return 1
 
@@ -50,7 +50,7 @@
 	if (!status || (stat & NOPOWER))
 		return 0
 	if (!detectTime) return 0
-	motion_alarm.triggerAlarm(loc, src)
+	GLOB.motion_alarm.triggerAlarm(loc, src)
 	detectTime = -1
 	return 1
 

code/game/machinery/computer/atmos_alert.dm

@@ -8,10 +8,10 @@
 
 /obj/machinery/computer/atmos_alert/Initialize(mapload)
 	. = ..()
-	atmosphere_alarm.register_alarm(src, /atom/proc/update_icon)
+	GLOB.atmosphere_alarm.register_alarm(src, /atom/proc/update_icon)
 
 /obj/machinery/computer/atmos_alert/Destroy()
-	atmosphere_alarm.unregister_alarm(src)
+	GLOB.atmosphere_alarm.unregister_alarm(src)
 	. = ..()
 
 /obj/machinery/computer/atmos_alert/attack_hand(mob/user)
@@ -28,10 +28,10 @@
 	var/list/major_alarms = list()
 	var/list/minor_alarms = list()
 
-	for(var/datum/alarm/alarm in atmosphere_alarm.major_alarms(get_z(src)))
+	for(var/datum/alarm/alarm in GLOB.atmosphere_alarm.major_alarms(get_z(src)))
 		major_alarms[++major_alarms.len] = list("name" = sanitize(alarm.alarm_name()), "ref" = "\ref[alarm]")
 
-	for(var/datum/alarm/alarm in atmosphere_alarm.minor_alarms(get_z(src)))
+	for(var/datum/alarm/alarm in GLOB.atmosphere_alarm.minor_alarms(get_z(src)))
 		minor_alarms[++minor_alarms.len] = list("name" = sanitize(alarm.alarm_name()), "ref" = "\ref[alarm]")
 
 	data["priority_alarms"] = major_alarms
@@ -41,14 +41,14 @@
 
 /obj/machinery/computer/atmos_alert/update_icon()
 	if(!(stat & (NOPOWER|BROKEN)))
-		var/list/alarms = atmosphere_alarm.major_alarms()
+		var/list/alarms = GLOB.atmosphere_alarm.major_alarms()
 		if(alarms.len)
 			icon_screen = "alert:2"
 			playsound(src, 'sound/effects/comp_alert_major.ogg', 70, 1) // CHOMPEdit: Alarm notifications
 			spawn(100) // Wait 10 seconds, then play it again
 				playsound(src, 'sound/effects/comp_alert_major.ogg', 70, 1) // CHOMPEdit: Alarm notifications
 		else
-			alarms = atmosphere_alarm.minor_alarms()
+			alarms = GLOB.atmosphere_alarm.minor_alarms()
 			if(alarms.len)
 				icon_screen = "alert:1"
 				playsound(src, 'sound/effects/comp_alert_minor.ogg', 50, 1) // CHOMPEdit: Alarm notifications
@@ -65,7 +65,7 @@
 
 	switch(action)
 		if("clear")
-			var/datum/alarm/alarm = locate(params["ref"]) in atmosphere_alarm.alarms
+			var/datum/alarm/alarm = locate(params["ref"]) in GLOB.atmosphere_alarm.alarms
 			if(alarm)
 				for(var/datum/alarm_source/alarm_source in alarm.sources)
 					var/obj/machinery/alarm/air_alarm = alarm_source.source

code/game/machinery/computer/shuttle.dm

@@ -10,7 +10,7 @@
 
 /obj/machinery/computer/shuttle/attackby(var/obj/item/card/W as obj, var/mob/user as mob)
 	if(stat & (BROKEN|NOPOWER))	return
-	if ((!( istype(W, /obj/item/card) ) || !( SSticker ) || emergency_shuttle.location() || !( user )))	return
+	if ((!( istype(W, /obj/item/card) ) || !( SSticker ) || GLOB.emergency_shuttle.location() || !( user )))	return
 	if (istype(W, /obj/item/card/id)||istype(W, /obj/item/pda))
 		if (istype(W, /obj/item/pda))
 			var/obj/item/pda/pda = W
@@ -29,7 +29,7 @@
 			return 0
 
 		var/choice = tgui_alert(user, text("Would you like to (un)authorize a shortened launch time? [] authorization\s are still needed. Use abort to cancel all authorizations.", src.auth_need - src.authorized.len), "Shuttle Launch", list("Authorize", "Repeal", "Abort"))
-		if(emergency_shuttle.location() && user.get_active_hand() != W)
+		if(GLOB.emergency_shuttle.location() && user.get_active_hand() != W)
 			return 0
 		switch(choice)
 			if("Authorize")
@@ -43,7 +43,7 @@
 					message_admins("[key_name_admin(user)] has launched the shuttle")
 					log_game("[user.ckey] has launched the shuttle early")
 					to_chat(world, span_boldnotice("Alert: Shuttle launch time shortened to 10 seconds!"))
-					emergency_shuttle.set_launch_countdown(10)
+					GLOB.emergency_shuttle.set_launch_countdown(10)
 					//src.authorized = null
 					qdel(src.authorized)
 					src.authorized = list(  )
@@ -60,11 +60,11 @@
 	else if (istype(W, /obj/item/card/emag) && !emagged)
 		var/choice = tgui_alert(user, "Would you like to launch the shuttle?", "Shuttle control", list("Launch", "Cancel"))
 
-		if(!emagged && !emergency_shuttle.location() && user.get_active_hand() == W)
+		if(!emagged && !GLOB.emergency_shuttle.location() && user.get_active_hand() == W)
 			switch(choice)
 				if("Launch")
 					to_chat(world, span_boldnotice("Alert: Shuttle launch time shortened to 10 seconds!"))
-					emergency_shuttle.set_launch_countdown(10)
+					GLOB.emergency_shuttle.set_launch_countdown(10)
 					emagged = 1
 				if("Cancel")
 					return

code/game/machinery/computer/specops_shuttle.dm

@@ -4,12 +4,12 @@
 #define SPECOPS_DOCK_AREATYPE "/area/shuttle/specops/centcom"	//Type of the spec ops shuttle area for dock
 #define SPECOPS_RETURN_DELAY 600 //Time between the shuttle is capable of moving.
 
-var/specops_shuttle_moving_to_station = 0
-var/specops_shuttle_moving_to_centcom = 0
-var/specops_shuttle_at_station = 0
-var/specops_shuttle_can_send = 1
-var/specops_shuttle_time = 0
-var/specops_shuttle_timeleft = 0
+GLOBAL_VAR_INIT(specops_shuttle_moving_to_station, 0)
+GLOBAL_VAR_INIT(specops_shuttle_moving_to_centcom, 0)
+GLOBAL_VAR_INIT(specops_shuttle_at_station, 0)
+GLOBAL_VAR_INIT(specops_shuttle_can_send, 1)
+GLOBAL_VAR_INIT(specops_shuttle_time, 0)
+GLOBAL_VAR_INIT(specops_shuttle_timeleft, 0)
 
 /obj/machinery/computer/specops_shuttle
 	name = "special operations shuttle control console"
@@ -32,16 +32,16 @@ var/specops_shuttle_timeleft = 0
 	if(announcer)
 		announcer.autosay(message, "A.L.I.C.E.", CHANNEL_RESPONSE_TEAM)
 
-	while(specops_shuttle_time - world.timeofday > 0)
-		var/ticksleft = specops_shuttle_time - world.timeofday
+	while(GLOB.specops_shuttle_time - world.timeofday > 0)
+		var/ticksleft = GLOB.specops_shuttle_time - world.timeofday
 
 		if(ticksleft > 1e5)
-			specops_shuttle_time = world.timeofday + 10	// midnight rollover
-		specops_shuttle_timeleft = (ticksleft / 10)
+			GLOB.specops_shuttle_time = world.timeofday + 10	// midnight rollover
+		GLOB.specops_shuttle_timeleft = (ticksleft / 10)
 
 		//All this does is announce the time before launch.
 		if(announcer)
-			var/rounded_time_left = round(specops_shuttle_timeleft)//Round time so that it will report only once, not in fractions.
+			var/rounded_time_left = round(GLOB.specops_shuttle_timeleft)//Round time so that it will report only once, not in fractions.
 			if(rounded_time_left in message_tracker)//If that time is in the list for message announce.
 				message = "\"ALERT: [rounded_time_left] SECOND[(rounded_time_left!=1)?"S":""] REMAIN\""
 				if(rounded_time_left==0)
@@ -52,10 +52,10 @@ var/specops_shuttle_timeleft = 0
 
 		sleep(5)
 
-	specops_shuttle_moving_to_station = 0
-	specops_shuttle_moving_to_centcom = 0
+	GLOB.specops_shuttle_moving_to_station = 0
+	GLOB.specops_shuttle_moving_to_centcom = 0
 
-	specops_shuttle_at_station = 1
+	GLOB.specops_shuttle_at_station = 1
 
 	var/area/start_location = locate(/area/shuttle/specops/station)
 	var/area/end_location = locate(/area/shuttle/specops/centcom)
@@ -90,7 +90,7 @@ var/specops_shuttle_timeleft = 0
 		var/mob/M = locate(/mob) in T
 		to_chat(M, span_notice("You have arrived at [using_map.boss_name]. Operation has ended!"))
 
-	specops_shuttle_at_station = 0
+	GLOB.specops_shuttle_at_station = 0
 
 	for(var/obj/machinery/computer/specops_shuttle/S in GLOB.machines)
 		S.specops_shuttle_timereset = world.time + SPECOPS_RETURN_DELAY
@@ -109,16 +109,16 @@ var/specops_shuttle_timeleft = 0
 //		message = "ARMORED SQUAD TAKE YOUR POSITION ON GRAVITY LAUNCH PAD"
 //		announcer.autosay(message, "A.L.I.C.E.", CHANNEL_RESPONSE_TEAM)
 
-	while(specops_shuttle_time - world.timeofday > 0)
-		var/ticksleft = specops_shuttle_time - world.timeofday
+	while(GLOB.specops_shuttle_time - world.timeofday > 0)
+		var/ticksleft = GLOB.specops_shuttle_time - world.timeofday
 
 		if(ticksleft > 1e5)
-			specops_shuttle_time = world.timeofday + 10	// midnight rollover
-		specops_shuttle_timeleft = (ticksleft / 10)
+			GLOB.specops_shuttle_time = world.timeofday + 10	// midnight rollover
+		GLOB.specops_shuttle_timeleft = (ticksleft / 10)
 
 		//All this does is announce the time before launch.
 		if(announcer)
-			var/rounded_time_left = round(specops_shuttle_timeleft)//Round time so that it will report only once, not in fractions.
+			var/rounded_time_left = round(GLOB.specops_shuttle_timeleft)//Round time so that it will report only once, not in fractions.
 			if(rounded_time_left in message_tracker)//If that time is in the list for message announce.
 				message = "\"ALERT: [rounded_time_left] SECOND[(rounded_time_left!=1)?"S":""] REMAIN\""
 				if(rounded_time_left==0)
@@ -129,11 +129,11 @@ var/specops_shuttle_timeleft = 0
 
 		sleep(5)
 
-	specops_shuttle_moving_to_station = 0
-	specops_shuttle_moving_to_centcom = 0
+	GLOB.specops_shuttle_moving_to_station = 0
+	GLOB.specops_shuttle_moving_to_centcom = 0
 
-	specops_shuttle_at_station = 1
-	if (specops_shuttle_moving_to_station || specops_shuttle_moving_to_centcom) return
+	GLOB.specops_shuttle_at_station = 1
+	if (GLOB.specops_shuttle_moving_to_station || GLOB.specops_shuttle_moving_to_centcom) return
 
 	if (!specops_can_move())
 		to_chat(usr, span_warning("The Special Operations shuttle is unable to leave."))
@@ -239,7 +239,7 @@ var/specops_shuttle_timeleft = 0
 	qdel(announcer)
 
 /proc/specops_can_move()
-	if(specops_shuttle_moving_to_station || specops_shuttle_moving_to_centcom)
+	if(GLOB.specops_shuttle_moving_to_station || GLOB.specops_shuttle_moving_to_centcom)
 		return 0
 	for(var/obj/machinery/computer/specops_shuttle/S in GLOB.machines)
 		if(world.timeofday <= S.specops_shuttle_timereset)
@@ -266,8 +266,8 @@ var/specops_shuttle_timeleft = 0
 		dat = temp
 	else
 		dat += {"<BR><B>Special Operations Shuttle</B><HR>
-		\nLocation: [specops_shuttle_moving_to_station || specops_shuttle_moving_to_centcom ? "Departing for [station_name()] in ([specops_shuttle_timeleft] seconds.)":specops_shuttle_at_station ? "Station":"Dock"]<BR>
-		[specops_shuttle_moving_to_station || specops_shuttle_moving_to_centcom ? "\n*The Special Ops. shuttle is already leaving.*<BR>\n<BR>":specops_shuttle_at_station ? "\n<A href='byond://?src=\ref[src];sendtodock=1'>Shuttle standing by...</A><BR>\n<BR>":"\n<A href='byond://?src=\ref[src];sendtostation=1'>Depart to [station_name()]</A><BR>\n<BR>"]
+		\nLocation: [GLOB.specops_shuttle_moving_to_station || GLOB.specops_shuttle_moving_to_centcom ? "Departing for [station_name()] in ([GLOB.specops_shuttle_timeleft] seconds.)":GLOB.specops_shuttle_at_station ? "Station":"Dock"]<BR>
+		[GLOB.specops_shuttle_moving_to_station || GLOB.specops_shuttle_moving_to_centcom ? "\n*The Special Ops. shuttle is already leaving.*<BR>\n<BR>":GLOB.specops_shuttle_at_station ? "\n<A href='byond://?src=\ref[src];sendtodock=1'>Shuttle standing by...</A><BR>\n<BR>":"\n<A href='byond://?src=\ref[src];sendtostation=1'>Depart to [station_name()]</A><BR>\n<BR>"]
 		\n<A href='byond://?src=\ref[user];mach_close=computer'>Close</A>"}
 
 	var/datum/browser/popup = new(usr, "computer", "Computer", 575, 450)
@@ -282,7 +282,7 @@ var/specops_shuttle_timeleft = 0
 		usr.set_machine(src)
 
 	if (href_list["sendtodock"])
-		if(!specops_shuttle_at_station|| specops_shuttle_moving_to_station || specops_shuttle_moving_to_centcom) return
+		if(!GLOB.specops_shuttle_at_station|| GLOB.specops_shuttle_moving_to_station || GLOB.specops_shuttle_moving_to_centcom) return
 
 		if (!specops_can_move())
 			to_chat(usr, span_notice("[using_map.boss_name] will not allow the Special Operations shuttle to return yet."))
@@ -297,13 +297,13 @@ var/specops_shuttle_timeleft = 0
 		temp += "Shuttle departing.<BR><BR><A href='byond://?src=\ref[src];mainmenu=1'>OK</A>"
 		updateUsrDialog(usr)
 
-		specops_shuttle_moving_to_centcom = 1
-		specops_shuttle_time = world.timeofday + SPECOPS_MOVETIME
+		GLOB.specops_shuttle_moving_to_centcom = 1
+		GLOB.specops_shuttle_time = world.timeofday + SPECOPS_MOVETIME
 		spawn(0)
 			specops_return()
 
 	else if (href_list["sendtostation"])
-		if(specops_shuttle_at_station || specops_shuttle_moving_to_station || specops_shuttle_moving_to_centcom) return
+		if(GLOB.specops_shuttle_at_station || GLOB.specops_shuttle_moving_to_station || GLOB.specops_shuttle_moving_to_centcom) return
 
 		if (!specops_can_move())
 			to_chat(usr, span_warning("The Special Operations shuttle is unable to leave."))
@@ -317,9 +317,9 @@ var/specops_shuttle_timeleft = 0
 		var/area/centcom/specops/special_ops = locate()
 		if(special_ops)
 			special_ops.readyalert()//Trigger alarm for the spec ops area.
-		specops_shuttle_moving_to_station = 1
+		GLOB.specops_shuttle_moving_to_station = 1
 
-		specops_shuttle_time = world.timeofday + SPECOPS_MOVETIME
+		GLOB.specops_shuttle_time = world.timeofday + SPECOPS_MOVETIME
 		spawn(0)
 			specops_process()
 

code/game/machinery/fire_alarm.dm

@@ -217,7 +217,7 @@ FIRE ALARM
 		return
 	var/area/area = get_area(src)
 	for(var/obj/machinery/firealarm/FA in area)
-		fire_alarm.clearAlarm(src.loc, FA)
+		GLOB.fire_alarm.clearAlarm(src.loc, FA)
 		FA.soundloop.stop() // CHOMPEdit: Soundloop
 		FA.firewarn = FALSE // CHOMPEdit: Soundloop Fix
 	update_icon()
@@ -231,7 +231,7 @@ FIRE ALARM
 	if(!firewarn && !alarms_hidden) // CHOMPAdd
 		GLOB.global_announcer.autosay("Tripped [area]", "Fire Alarm Monitor", DEPARTMENT_ENGINEERING)
 	for(var/obj/machinery/firealarm/FA in area)
-		fire_alarm.triggerAlarm(loc, FA, duration, hidden = alarms_hidden)
+		GLOB.fire_alarm.triggerAlarm(loc, FA, duration, hidden = alarms_hidden)
 		FA.soundloop.start() // CHOMPEdit: Soundloop
 		FA.firewarn = TRUE // CHOMPEdit: Soundloop Fix
 	update_icon()

code/game/machinery/floor_light.dm

@@ -1,4 +1,4 @@
-var/list/floor_light_cache = list()
+GLOBAL_LIST_EMPTY(floor_light_cache)
 
 /obj/item/floor_light
 	name = "floor light kit"
@@ -124,22 +124,22 @@ var/list/floor_light_cache = list()
 	if(use_power && !broken())
 		if(isnull(damaged))
 			var/cache_key = "floorlight-[default_light_colour]"
-			if(!floor_light_cache[cache_key])
+			if(!GLOB.floor_light_cache[cache_key])
 				var/image/I = image("on")
 				I.color = default_light_colour
 				I.layer = layer+0.001
-				floor_light_cache[cache_key] = I
-			add_overlay(floor_light_cache[cache_key])
+				GLOB.floor_light_cache[cache_key] = I
+			add_overlay(GLOB.floor_light_cache[cache_key])
 		else
 			if(damaged == 0) //Needs init.
 				damaged = rand(1,4)
 			var/cache_key = "floorlight-broken[damaged]-[default_light_colour]"
-			if(!floor_light_cache[cache_key])
+			if(!GLOB.floor_light_cache[cache_key])
 				var/image/I = image("flicker[damaged]")
 				I.color = default_light_colour
 				I.layer = layer+0.001
-				floor_light_cache[cache_key] = I
-			add_overlay(floor_light_cache[cache_key])
+				GLOB.floor_light_cache[cache_key] = I
+			add_overlay(GLOB.floor_light_cache[cache_key])
 
 /obj/machinery/floor_light/proc/broken()
 	return (stat & (BROKEN|NOPOWER))

code/game/machinery/status_display.dm

@@ -95,20 +95,20 @@
 		if(STATUS_DISPLAY_BLANK)	//blank
 			return 1
 		if(STATUS_DISPLAY_TRANSFER_SHUTTLE_TIME)				//emergency shuttle timer
-			if(!emergency_shuttle)
+			if(!GLOB.emergency_shuttle)
 				message1 = "-ETA-"
 				message2 = "Never" // You're here forever.
 				return 1
-			if(emergency_shuttle.waiting_to_leave())
+			if(GLOB.emergency_shuttle.waiting_to_leave())
 				message1 = "-ETD-"
-				if(emergency_shuttle.shuttle.is_launching())
+				if(GLOB.emergency_shuttle.shuttle.is_launching())
 					message2 = "Launch"
 				else
 					message2 = get_shuttle_timer_departure()
 					if(length(message2) > CHARS_PER_LINE)
 						message2 = "Error"
 				update_display(message1, message2)
-			else if(emergency_shuttle.has_eta())
+			else if(GLOB.emergency_shuttle.has_eta())
 				message1 = "-ETA-"
 				message2 = get_shuttle_timer_arrival()
 				if(length(message2) > CHARS_PER_LINE)
@@ -207,17 +207,17 @@
 		maptext = new_text
 
 /obj/machinery/status_display/proc/get_shuttle_timer_arrival()
-	if(!emergency_shuttle)
+	if(!GLOB.emergency_shuttle)
 		return "Error"
-	var/timeleft = emergency_shuttle.estimate_arrival_time()
+	var/timeleft = GLOB.emergency_shuttle.estimate_arrival_time()
 	if(timeleft < 0)
 		return ""
 	return "[add_zero(num2text((timeleft / 60) % 60),2)]:[add_zero(num2text(timeleft % 60), 2)]"
 
 /obj/machinery/status_display/proc/get_shuttle_timer_departure()
-	if(!emergency_shuttle)
+	if(!GLOB.emergency_shuttle)
 		return "Error"
-	var/timeleft = emergency_shuttle.estimate_launch_time()
+	var/timeleft = GLOB.emergency_shuttle.estimate_launch_time()
 	if(timeleft < 0)
 		return ""
 	return "[add_zero(num2text((timeleft / 60) % 60),2)]:[add_zero(num2text(timeleft % 60), 2)]"

code/game/objects/items/weapons/circuitboards/computer/camera_monitor.dm

@@ -92,7 +92,7 @@
 			to_chat(user, "No input found please hang up and try your call again.")
 			return
 		var/list/tempnetwork = splittext(input, ",")
-		tempnetwork = difflist(tempnetwork,restricted_camera_networks,1)
+		tempnetwork = difflist(tempnetwork, GLOB.restricted_camera_networks, 1)
 		if(tempnetwork.len < 1)
 			to_chat(user, "No network found please hang up and try your call again.")
 			return

code/game/objects/items/weapons/storage/misc.dm

@@ -2,7 +2,7 @@
  * Donut Box
  */
 
-var/list/random_weighted_donuts = list(
+GLOBAL_LIST_INIT(random_weighted_donuts, list(
 	/obj/item/reagent_containers/food/snacks/donut/plain = 5,
 	/obj/item/reagent_containers/food/snacks/donut/plain/jelly = 5,
 	/obj/item/reagent_containers/food/snacks/donut/pink = 4,
@@ -26,7 +26,7 @@ var/list/random_weighted_donuts = list(
 	/obj/item/reagent_containers/food/snacks/donut/choc_sprinkles = 3,
 	/obj/item/reagent_containers/food/snacks/donut/choc_sprinkles/jelly = 3,
 	/obj/item/reagent_containers/food/snacks/donut/chaos = 1
-)
+))
 
 /obj/item/storage/box/donut
 	icon = 'icons/obj/food_donuts.dmi'
@@ -43,7 +43,7 @@ var/list/random_weighted_donuts = list(
 /obj/item/storage/box/donut/Initialize(mapload)
 	if(!empty)
 		for(var/i in 1 to 6)
-			var/type_to_spawn = pickweight(random_weighted_donuts)
+			var/type_to_spawn = pickweight(GLOB.random_weighted_donuts)
 			new type_to_spawn(src)
 	. = ..()
 	update_icon()

code/game/objects/items/weapons/tanks/tanks.dm

@@ -1,6 +1,6 @@
 #define TANK_IDEAL_PRESSURE 1015 //Arbitrary.
 
-var/list/global/tank_gauge_cache = list()
+GLOBAL_LIST_EMPTY(tank_gauge_cache)
 
 /obj/item/tank
 	name = "tank"
@@ -377,9 +377,9 @@ var/list/global/tank_gauge_cache = list()
 	cut_overlays()
 	add_bomb_overlay()
 	var/indicator = "[gauge_icon][(gauge_pressure == -1) ? "overload" : gauge_pressure]"
-	if(!tank_gauge_cache[indicator])
-		tank_gauge_cache[indicator] = image(icon, indicator)
-	add_overlay(tank_gauge_cache[indicator])
+	if(!GLOB.tank_gauge_cache[indicator])
+		GLOB.tank_gauge_cache[indicator] = image(icon, indicator)
+	add_overlay(GLOB.tank_gauge_cache[indicator])
 
 
 

code/game/objects/structures/girders.dm

@@ -238,7 +238,7 @@
 		to_chat(user, span_notice("There isn't enough material here to construct a wall."))
 		return FALSE
 
-	var/datum/material/M = name_to_material[S.default_type]
+	var/datum/material/M = GLOB.name_to_material[S.default_type]
 	if(!istype(M))
 		return FALSE
 
@@ -279,7 +279,7 @@
 		to_chat(user, span_notice("There isn't enough material here to reinforce the girder."))
 		return 0
 
-	var/datum/material/M = name_to_material[S.default_type]
+	var/datum/material/M = GLOB.name_to_material[S.default_type]
 	if(!istype(M) || M.integrity < 50)
 		to_chat(user, "You cannot reinforce \the [src] with that; it is too soft.")
 		return 0
@@ -413,7 +413,7 @@
 			var/turf/simulated/wall/new_T = get_turf(src) // Ref to the wall we just built.
 			// Apparently set_material(...) for walls requires refs to the material singletons and not strings.
 			// This is different from how other material objects with their own set_material(...) do it, but whatever.
-			var/datum/material/M = name_to_material[the_rcd.material_to_use]
+			var/datum/material/M = GLOB.name_to_material[the_rcd.material_to_use]
 			new_T.set_material(M, the_rcd.make_rwalls ? M : null, girder_material)
 			new_T.add_hiddenprint(user)
 			qdel(src)

code/game/turfs/flooring/flooring.dm

@@ -1,16 +1,15 @@
-var/list/flooring_types
+GLOBAL_LIST_EMPTY(flooring_types)
 
 /proc/populate_flooring_types()
-	flooring_types = list()
 	for (var/flooring_path in typesof(/decl/flooring))
-		flooring_types["[flooring_path]"] = new flooring_path
+		GLOB.flooring_types["[flooring_path]"] = new flooring_path
 
 /proc/get_flooring_data(var/flooring_path)
-	if(!flooring_types)
-		flooring_types = list()
-	if(!flooring_types["[flooring_path]"])
-		flooring_types["[flooring_path]"] = new flooring_path
-	return flooring_types["[flooring_path]"]
+	if(!GLOB.flooring_types)
+		GLOB.flooring_types = list()
+	if(!GLOB.flooring_types["[flooring_path]"])
+		GLOB.flooring_types["[flooring_path]"] = new flooring_path
+	return GLOB.flooring_types["[flooring_path]"]
 
 // State values:
 // [icon_base]: initial base icon_state without edges or corners.

code/game/turfs/simulated/floor.dm

@@ -151,7 +151,7 @@
 			var/turf/simulated/wall/T = get_turf(src) // Ref to the wall we just built.
 			// Apparently set_material(...) for walls requires refs to the material singletons and not strings.
 			// This is different from how other material objects with their own set_material(...) do it, but whatever.
-			var/datum/material/M = name_to_material[the_rcd.material_to_use]
+			var/datum/material/M = GLOB.name_to_material[the_rcd.material_to_use]
 			T.set_material(M, the_rcd.make_rwalls ? M : null, M)
 			T.add_hiddenprint(user)
 			return TRUE

code/game/turfs/simulated/floor_attackby.dm

@@ -101,8 +101,8 @@
 				return
 			var/obj/item/stack/S = C
 			var/decl/flooring/use_flooring
-			for(var/flooring_type in flooring_types)
-				var/decl/flooring/F = flooring_types[flooring_type]
+			for(var/flooring_type in GLOB.flooring_types)
+				var/decl/flooring/F = GLOB.flooring_types[flooring_type]
 				if(!F.build_type)
 					continue
 				if((S.type == F.build_type) || (S.build_type == F.build_type))

code/game/turfs/simulated/outdoors/grass.dm

@@ -1,4 +1,3 @@
-
 /turf/simulated/floor/outdoors/grass
 	name = "grass"
 	icon_state = "grass0"

code/modules/admin/admin_verbs.dm

@@ -529,7 +529,7 @@ ADMIN_VERB(deadmin, R_NONE, "DeAdmin", "Shed your admin powers.", ADMIN_CATEGORY
 	message_admins(span_blue("[key_name_admin(usr)] told everyone to man up and deal with it."), 1)
 
 ADMIN_VERB(give_spell, R_FUN, "Give Spell", ADMIN_VERB_NO_DESCRIPTION, ADMIN_CATEGORY_HIDDEN, mob/spell_recipient)
-	var/spell/S = tgui_input_list(user, "Choose the spell to give to that guy", "ABRAKADABRA", spells)
+	var/spell/S = tgui_input_list(user, "Choose the spell to give to that guy", "ABRAKADABRA", typesof(/spell))
 	if(!S)
 		return
 	spell_recipient.spell_list += new S

code/modules/admin/player_panel.dm

@@ -395,19 +395,19 @@
 		dat += "Current Game Mode: " + span_bold("[SSticker.mode.name]") + "<BR>"
 		dat += "Round Duration: " + span_bold("[roundduration2text()]") + "<BR>"
 		dat += span_bold("Emergency shuttle") + "<BR>"
-		if (!emergency_shuttle.online())
+		if (!GLOB.emergency_shuttle.online())
 			dat += "<a href='byond://?src=\ref[src];[HrefToken()];call_shuttle=1'>Call Shuttle</a><br>"
 		else
-			if (emergency_shuttle.wait_for_launch)
-				var/timeleft = emergency_shuttle.estimate_launch_time()
+			if (GLOB.emergency_shuttle.wait_for_launch)
+				var/timeleft = GLOB.emergency_shuttle.estimate_launch_time()
 				dat += "ETL: <a href='byond://?src=\ref[src];[HrefToken()];edit_shuttle_time=1'>[(timeleft / 60) % 60]:[add_zero(num2text(timeleft % 60), 2)]</a><BR>"
 
-			else if (emergency_shuttle.shuttle.has_arrive_time())
-				var/timeleft = emergency_shuttle.estimate_arrival_time()
+			else if (GLOB.emergency_shuttle.shuttle.has_arrive_time())
+				var/timeleft = GLOB.emergency_shuttle.estimate_arrival_time()
 				dat += "ETA: <a href='byond://?src=\ref[src];[HrefToken()];edit_shuttle_time=1'>[(timeleft / 60) % 60]:[add_zero(num2text(timeleft % 60), 2)]</a><BR>"
 				dat += "<a href='byond://?src=\ref[src];[HrefToken()];call_shuttle=2'>Send Back</a><br>"
 
-			if (emergency_shuttle.shuttle.moving_status == SHUTTLE_WARMUP)
+			if (GLOB.emergency_shuttle.shuttle.moving_status == SHUTTLE_WARMUP)
 				dat += "Launching now..."
 
 		dat += "<a href='byond://?src=\ref[src];[HrefToken()];delay_round_end=1'>[SSticker.delay_end ? "End Round Normally" : "Delay Round End"]</a><br>"

code/modules/admin/topic.dm

@@ -83,23 +83,23 @@
 
 		switch(href_list["call_shuttle"])
 			if("1")
-				if ((!( SSticker ) || !emergency_shuttle.location()))
+				if ((!( SSticker ) || !GLOB.emergency_shuttle.location()))
 					return
-				if (emergency_shuttle.can_call())
-					emergency_shuttle.call_evac()
+				if (GLOB.emergency_shuttle.can_call())
+					GLOB.emergency_shuttle.call_evac()
 					log_admin("[key_name(usr)] called the Emergency Shuttle")
 					message_admins(span_blue("[key_name_admin(usr)] called the Emergency Shuttle to the station."), 1)
 
 			if("2")
-				if (!( SSticker ) || !emergency_shuttle.location())
+				if (!( SSticker ) || !GLOB.emergency_shuttle.location())
 					return
-				if (emergency_shuttle.can_call())
-					emergency_shuttle.call_evac()
+				if (GLOB.emergency_shuttle.can_call())
+					GLOB.emergency_shuttle.call_evac()
 					log_admin("[key_name(usr)] called the Emergency Shuttle")
 					message_admins(span_blue("[key_name_admin(usr)] called the Emergency Shuttle to the station."), 1)
 
-				else if (emergency_shuttle.can_recall())
-					emergency_shuttle.recall()
+				else if (GLOB.emergency_shuttle.can_recall())
+					GLOB.emergency_shuttle.recall()
 					log_admin("[key_name(usr)] sent the Emergency Shuttle back")
 					message_admins(span_blue("[key_name_admin(usr)] sent the Emergency Shuttle back."), 1)
 
@@ -108,17 +108,17 @@
 	else if(href_list["edit_shuttle_time"])
 		if(!check_rights(R_SERVER))	return
 
-		if (emergency_shuttle.wait_for_launch)
-			var/new_time_left = tgui_input_number(usr, "Enter new shuttle launch countdown (seconds):","Edit Shuttle Launch Time", emergency_shuttle.estimate_launch_time() )
+		if (GLOB.emergency_shuttle.wait_for_launch)
+			var/new_time_left = tgui_input_number(usr, "Enter new shuttle launch countdown (seconds):","Edit Shuttle Launch Time", GLOB.emergency_shuttle.estimate_launch_time() )
 
-			emergency_shuttle.launch_time = world.time + new_time_left*10
+			GLOB.emergency_shuttle.launch_time = world.time + new_time_left*10
 
 			log_admin("[key_name(usr)] edited the Emergency Shuttle's launch time to [new_time_left]")
 			message_admins(span_blue("[key_name_admin(usr)] edited the Emergency Shuttle's launch time to [new_time_left*10]"), 1)
-		else if (emergency_shuttle.shuttle.has_arrive_time())
+		else if (GLOB.emergency_shuttle.shuttle.has_arrive_time())
 
-			var/new_time_left = tgui_input_number(usr, "Enter new shuttle arrival time (seconds):","Edit Shuttle Arrival Time", emergency_shuttle.estimate_arrival_time() )
-			emergency_shuttle.shuttle.arrive_time = world.time + new_time_left*10
+			var/new_time_left = tgui_input_number(usr, "Enter new shuttle arrival time (seconds):","Edit Shuttle Arrival Time", GLOB.emergency_shuttle.estimate_arrival_time() )
+			GLOB.emergency_shuttle.shuttle.arrive_time = world.time + new_time_left*10
 
 			log_admin("[key_name(usr)] edited the Emergency Shuttle's arrival time to [new_time_left]")
 			message_admins(span_blue("[key_name_admin(usr)] edited the Emergency Shuttle's arrival time to [new_time_left*10]"), 1)

code/modules/admin/verbs/randomverbs.dm

@@ -870,7 +870,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	set category = "Admin.Events"
 	set name = "Call Shuttle"
 
-	if ((!( SSticker ) || !emergency_shuttle.location()))
+	if ((!( SSticker ) || !GLOB.emergency_shuttle.location()))
 		return
 
 	if(!check_rights(R_ADMIN))	return
@@ -882,15 +882,15 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	if(SSticker.mode.auto_recall_shuttle)
 		choice = tgui_input_list(usr, "The shuttle will just return if you call it. Call anyway?", "Shuttle Call", list("Confirm", "Cancel"))
 		if(choice == "Confirm")
-			emergency_shuttle.auto_recall = 1	//enable auto-recall
+			GLOB.emergency_shuttle.auto_recall = 1	//enable auto-recall
 		else
 			return
 
 	choice = tgui_input_list(usr, "Is this an emergency evacuation or a crew transfer?", "Shuttle Call", list("Emergency", "Crew Transfer"))
 	if (choice == "Emergency")
-		emergency_shuttle.call_evac()
+		GLOB.emergency_shuttle.call_evac()
 	else
-		emergency_shuttle.call_transfer()
+		GLOB.emergency_shuttle.call_transfer()
 
 
 	feedback_add_details("admin_verb","CSHUT") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
@@ -906,10 +906,10 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 
 	if(tgui_alert(src, "You sure?", "Confirm", list("Yes", "No")) != "Yes") return
 
-	if(!SSticker || !emergency_shuttle.can_recall())
+	if(!SSticker || !GLOB.emergency_shuttle.can_recall())
 		return
 
-	emergency_shuttle.recall()
+	GLOB.emergency_shuttle.recall()
 	feedback_add_details("admin_verb","CCSHUT") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
 	log_admin("[key_name(usr)] admin-recalled the emergency shuttle.")
 	message_admins(span_blue("[key_name_admin(usr)] admin-recalled the emergency shuttle."), 1)
@@ -925,10 +925,10 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 
 	if(!check_rights(R_ADMIN))	return
 
-	emergency_shuttle.deny_shuttle = !emergency_shuttle.deny_shuttle
+	GLOB.emergency_shuttle.deny_shuttle = !GLOB.emergency_shuttle.deny_shuttle
 
-	log_admin("[key_name(src)] has [emergency_shuttle.deny_shuttle ? "denied" : "allowed"] the shuttle to be called.")
-	message_admins("[key_name_admin(usr)] has [emergency_shuttle.deny_shuttle ? "denied" : "allowed"] the shuttle to be called.")
+	log_admin("[key_name(src)] has [GLOB.emergency_shuttle.deny_shuttle ? "denied" : "allowed"] the shuttle to be called.")
+	message_admins("[key_name_admin(usr)] has [GLOB.emergency_shuttle.deny_shuttle ? "denied" : "allowed"] the shuttle to be called.")
 
 /client/proc/cmd_admin_attack_log(mob/M as mob in GLOB.mob_list)
 	set category = "Admin.Logs"

code/modules/client/preference_setup/loadout/loadout_accessories.dm

@@ -395,7 +395,7 @@
 
 /datum/gear/collar/New()
 	..()
-	gear_tweaks += gear_tweak_collar_tag
+	gear_tweaks += GLOB.gear_tweak_collar_tag
 
 /datum/gear/collar/golden
 	display_name = "collar, golden"

code/modules/client/preference_setup/loadout/loadout_fluffitems.dm

@@ -25,7 +25,7 @@
 
 /datum/gear/fluff/collar/New()
 	..()
-	gear_tweaks += gear_tweak_collar_tag
+	gear_tweaks += GLOB.gear_tweak_collar_tag
 
 /* CHOMPRemove Start Virgo Fluffitems
 //  0-9 CKEYS

code/modules/materials/materials/_materials.dm

@@ -36,7 +36,7 @@
 */
 
 // Assoc list containing all material datums indexed by name.
-var/list/name_to_material
+GLOBAL_LIST_EMPTY(name_to_material)
 
 //Returns the material the object is made of, if applicable.
 //Will we ever need to return more than one value here? Or should we just return the "dominant" material.
@@ -95,21 +95,17 @@ var/list/name_to_material
 
 
 // Builds the datum list above.
-/proc/populate_material_list(force_remake=0)
-	if(name_to_material && !force_remake) return // Already set up!
-	name_to_material = list()
+/proc/populate_material_list()
 	for(var/type in subtypesof(/datum/material))
 		var/datum/material/new_mineral = new type
 		if(!new_mineral.name)
 			continue
-		name_to_material[lowertext(new_mineral.name)] = new_mineral
+		GLOB.name_to_material[lowertext(new_mineral.name)] = new_mineral
 	return 1
 
 // Safety proc to make sure the material list exists before trying to grab from it.
 /proc/get_material_by_name(name)
-	if(!name_to_material)
-		populate_material_list()
-	return name_to_material[name]
+	return GLOB.name_to_material[name]
 
 /proc/material_display_name(name)
 	if(istype(name, /datum/material)) //We were fed a datum.
@@ -133,15 +129,12 @@ var/list/name_to_material
  *   - The following elements are used to generate bespoke IDs
  */
 /proc/_GetMaterialRef(list/arguments)
-	if(!name_to_material)
-		populate_material_list()
-
 	var/datum/material/key = arguments[1]
 	if(istype(key))
 		return key // we want to convert anything we're given to a material
 
 	if(istext(key))	// text ID
-		. = name_to_material[key]
+		. = GLOB.name_to_material[key]
 		if(!.)
 			WARNING("Attempted to fetch material ref with invalid text id '[key]'")
 		return
@@ -150,7 +143,7 @@ var/list/name_to_material
 		CRASH("Attempted to fetch material ref with invalid key [key]")
 
 	key = GetIdFromArguments(arguments)
-	. = name_to_material[key]
+	. = GLOB.name_to_material[key]
 	if(!.)
 		WARNING("Attempted to fetch nonexistent material with key [key]")
 

code/modules/mob/dead/observer/observer.dm

@@ -246,8 +246,8 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 
 /mob/observer/dead/get_status_tab_items()
 	. = ..()
-	if(emergency_shuttle)
-		var/eta_status = emergency_shuttle.get_status_panel_eta()
+	if(GLOB.emergency_shuttle)
+		var/eta_status = GLOB.emergency_shuttle.get_status_panel_eta()
 		if(eta_status)
 			. += ""
 			. += "[eta_status]"

code/modules/mob/living/carbon/alien/diona/diona.dm

@@ -1,4 +1,4 @@
-var/list/_nymph_default_emotes = list(
+GLOBAL_LIST_INIT(nymph_default_emotes, list(
 	/decl/emote/visible,
 	/decl/emote/visible/scratch,
 	/decl/emote/visible/drool,
@@ -22,7 +22,7 @@ var/list/_nymph_default_emotes = list(
 	/decl/emote/audible/bug_hiss,
 	/decl/emote/audible/bug_chitter,
 	/decl/emote/audible/chirp
-)
+))
 
 /mob/living/carbon/alien/diona
 	name = "diona nymph"
@@ -47,7 +47,7 @@ var/list/_nymph_default_emotes = list(
 	var/obj/item/hat
 
 /mob/living/carbon/alien/diona/get_available_emotes()
-	return global._nymph_default_emotes.Copy()
+	return GLOB.nymph_default_emotes.Copy()
 
 /mob/living/carbon/alien/diona/Initialize(mapload)
 	. = ..()

code/modules/mob/living/carbon/alien/emote.dm

@@ -1,4 +1,4 @@
-var/list/_alien_default_emotes = list(
+GLOBAL_LIST_INIT(alien_default_emotes, list(
 	/decl/emote/visible,
 	/decl/emote/visible/scratch,
 	/decl/emote/visible/drool,
@@ -25,7 +25,7 @@ var/list/_alien_default_emotes = list(
 	/decl/emote/audible/moan,
 	/decl/emote/audible/gnarl,
 	/decl/emote/audible/chirp
-)
+))
 
 /mob/living/carbon/alien/get_available_emotes()
-	. = global._alien_default_emotes.Copy()
+	. = GLOB.alien_default_emotes.Copy()

code/modules/mob/living/carbon/brain/emote.dm

@@ -1,4 +1,4 @@
-var/list/_brain_default_emotes = list(
+GLOBAL_LIST_INIT(brain_default_emotes, list(
 	/decl/emote/audible/alarm,
 	/decl/emote/audible/alert,
 	/decl/emote/audible/notice,
@@ -8,10 +8,10 @@ var/list/_brain_default_emotes = list(
 	/decl/emote/audible/boop,
 	/decl/emote/visible/blink,
 	/decl/emote/visible/flash
-)
+))
 
 /mob/living/carbon/brain/can_emote()
 	return (istype(container, /obj/item/mmi) && ..())
 
 /mob/living/carbon/brain/get_available_emotes()
-	return global._brain_default_emotes.Copy()
+	return GLOB.brain_default_emotes.Copy()

code/modules/mob/living/carbon/human/emote.dm

@@ -1,4 +1,4 @@
-var/list/_human_default_emotes = list(
+GLOBAL_LIST_INIT(human_default_emotes, list(
 	/decl/emote/visible/blink,
 	/decl/emote/audible/synth,
 	/decl/emote/audible/synth/beep,
@@ -99,7 +99,6 @@ var/list/_human_default_emotes = list(
 	/decl/emote/visible/vomit,
 	/decl/emote/visible/floorspin,
 	/decl/emote/visible/flip,
-	//VOREStation Add
 	/decl/emote/audible/bug_hiss,
 	/decl/emote/audible/bug_buzz,
 	/decl/emote/audible/bug_chitter,
@@ -181,8 +180,8 @@ var/list/_human_default_emotes = list(
 	/decl/emote/audible/caw2,
 	/decl/emote/audible/caw_m,
 	/decl/emote/audible/gwah,
-	//VOREStation Add End
 	//CHOMP Add start
+	/decl/emote/audible/wheeze,
 	/decl/emote/audible/prbt2,
 	/decl/emote/audible/pain,
 	/decl/emote/audible/mgeow,
@@ -190,21 +189,17 @@ var/list/_human_default_emotes = list(
 	/decl/emote/audible/xenogrowl,
 	/decl/emote/audible/xenohiss,
 	/decl/emote/audible/xenopurr,
-	/decl/emote/audible/gwah,
 	/decl/emote/audible/wawa,
 	/decl/emote/audible/malehumanscream,
 	/decl/emote/audible/scientist/scream,
 	/decl/emote/audible/scientist/pain,
-	/decl/emote/audible/caw,
 	/decl/emote/audible/yip,
 	/decl/emote/audible/tailthump,
 	/decl/emote/audible/squeal,
 	//CHOMP Add end
-)
+))
 
-	//VOREStation Add Start
-
-var/list/_simple_mob_default_emotes = list(
+GLOBAL_LIST_INIT(simple_mob_default_emotes, list(
 	/decl/emote/visible/blink,
 	/decl/emote/visible/nod,
 	/decl/emote/visible/shake,
@@ -348,27 +343,26 @@ var/list/_simple_mob_default_emotes = list(
 	/decl/emote/audible/caw_m,
 	/decl/emote/audible/gwah,
 	//CHOMP Add start
+	/decl/emote/audible/wheeze,
 	/decl/emote/audible/prbt2,
 	/decl/emote/audible/pain,
 	/decl/emote/audible/mgeow,
 	/decl/emote/audible/xenogrowl,
 	/decl/emote/audible/xenohiss,
 	/decl/emote/audible/xenopurr,
-	/decl/emote/audible/caw,
 	/decl/emote/audible/yip,
 	/decl/emote/audible/tailthump,
 	/decl/emote/audible/squeal,
 	//CHOMP Add end
-	)
-	//VOREStation Add End
+	))
 
 /mob/living/carbon/human/get_available_emotes()
-	. = global._human_default_emotes.Copy()
+	. = GLOB.human_default_emotes.Copy()
 	if(length(species?.default_emotes))
 		return . | species.default_emotes
 
 /mob/living/simple_mob/get_available_emotes()
-	. = global._simple_mob_default_emotes.Copy()
+	. = GLOB.simple_mob_default_emotes.Copy()
 
 /mob/living/carbon/human/verb/pose()
 	set name = "Set Pose"

code/modules/mob/living/carbon/human/human.dm

@@ -100,8 +100,8 @@
 	. += ""
 	. += "Intent: [a_intent]"
 	. += "Move Mode: [m_intent]"
-	if(emergency_shuttle)
-		var/eta_status = emergency_shuttle.get_status_panel_eta()
+	if(GLOB.emergency_shuttle)
+		var/eta_status = GLOB.emergency_shuttle.get_status_panel_eta()
 		if(eta_status)
 			. += "[eta_status]"
 

code/modules/mob/living/carbon/human/species/station/protean/protean_blob.dm

@@ -190,8 +190,8 @@
 	return TRUE // yup
 
 /mob/living/simple_mob/protean_blob/get_available_emotes()
-	var/list/fulllist = global._robot_default_emotes.Copy()
-	fulllist |= global._human_default_emotes //they're living nanites, they can make whatever sounds they want
+	var/list/fulllist = GLOB.robot_default_emotes.Copy()
+	fulllist |= GLOB.human_default_emotes //they're living nanites, they can make whatever sounds they want
 	return fulllist
 
 /mob/living/simple_mob/protean_blob/update_misc_tabs()

code/modules/mob/living/silicon/ai/ai.dm

@@ -404,7 +404,7 @@ GLOBAL_LIST_INIT(ai_verbs_default, list(
 		call_shuttle_proc(src)
 
 	// hack to display shuttle timer
-	if(emergency_shuttle.online())
+	if(GLOB.emergency_shuttle.online())
 		post_status(src, "shuttle", user = src)
 
 /mob/living/silicon/ai/proc/ai_recall_shuttle()
@@ -557,7 +557,7 @@ GLOBAL_LIST_INIT(ai_verbs_default, list(
 	for (var/obj/machinery/camera/C in cameranet.cameras)
 		if(!C.can_use())
 			continue
-		var/list/tempnetwork = difflist(C.network,restricted_camera_networks,1)
+		var/list/tempnetwork = difflist(C.network, GLOB.restricted_camera_networks, 1)
 		for(var/i in tempnetwork)
 			cameralist[i] = i
 

code/modules/mob/living/silicon/emote.dm

@@ -1,4 +1,4 @@
-var/list/_silicon_default_emotes = list(
+GLOBAL_LIST_INIT(silicon_default_emotes, list(
 	/decl/emote/audible/synth,
 	/decl/emote/audible/synth/beep,
 	/decl/emote/audible/synth/bing,
@@ -13,15 +13,15 @@ var/list/_silicon_default_emotes = list(
 	/decl/emote/audible/synth/microwave,
 	/decl/emote/audible/synth/security,
 	/decl/emote/audible/synth/security/halt
-)
+))
 
 /mob/living/silicon/get_available_emotes()
-	return global._silicon_default_emotes.Copy()
+	return GLOB.silicon_default_emotes.Copy()
 
 /mob/living/silicon/pai/get_available_emotes()
 
 	var/list/fulllist = list()
-	fulllist |= _silicon_default_emotes
-	fulllist |= _robot_default_emotes
-	fulllist |= _human_default_emotes
+	fulllist |= GLOB.silicon_default_emotes
+	fulllist |= GLOB.robot_default_emotes
+	fulllist |= GLOB.human_default_emotes
 	return fulllist

code/modules/mob/living/silicon/robot/emote.dm

@@ -1,4 +1,4 @@
-var/list/_robot_default_emotes = list(
+GLOBAL_LIST_INIT(robot_default_emotes, list(
 	/decl/emote/audible/clap,
 	/decl/emote/visible/bow,
 	/decl/emote/visible/salute,
@@ -29,13 +29,11 @@ var/list/_robot_default_emotes = list(
 	/decl/emote/audible/synth/microwave,
 	/decl/emote/audible/synth/security,
 	/decl/emote/audible/synth/security/halt,
-	//VOREStation Add
 	/decl/emote/visible/mlem,
 	/decl/emote/visible/blep
-	//VOREStation Add End
-)
+))
 
 /mob/living/silicon/robot/get_available_emotes()
-	var/list/fulllist = global._robot_default_emotes.Copy()
-	fulllist |= _human_default_emotes
+	var/list/fulllist = GLOB.robot_default_emotes.Copy()
+	fulllist |= GLOB.human_default_emotes
 	return fulllist

code/modules/mob/living/silicon/silicon.dm

@@ -156,8 +156,8 @@
 
 // this function displays the shuttles ETA in the status panel if the shuttle has been called
 /mob/living/silicon/proc/show_emergency_shuttle_eta()
-	if(emergency_shuttle)
-		var/eta_status = emergency_shuttle.get_status_panel_eta()
+	if(GLOB.emergency_shuttle)
+		var/eta_status = GLOB.emergency_shuttle.get_status_panel_eta()
 		if(eta_status)
 			. = "[eta_status]"
 

code/modules/mob/living/simple_mob/subtypes/animal/alien animals/synx.dm

@@ -151,7 +151,7 @@
 
 /mob/living/simple_mob/animal/synx/get_available_emotes()
 	. = ..()
-	. |= _human_default_emotes //Synx are great at mimicking
+	. |= GLOB.human_default_emotes //Synx are great at mimicking
 
 /mob/living/simple_mob/animal/synx/ai //AI controlled variant
 

code/modules/mob/living/simple_mob/subtypes/vore/shadekin/types.dm

@@ -316,7 +316,7 @@
 		comp.dark_energy_infinite = TRUE
 
 /mob/living/simple_mob/shadekin/red/rakshasa/get_available_emotes()
-	. = global._simple_mob_default_emotes.Copy()
+	. = GLOB.simple_mob_default_emotes.Copy()
 	. += /decl/emote/audible/evil_laugh
 	. += /decl/emote/audible/evil_no
 	. += /decl/emote/audible/evil_breathing

code/modules/mob/living/voice/voice.dm

@@ -148,5 +148,5 @@
 
 //CHOMPEdit Start: Emotes!
 /mob/living/voice/get_available_emotes()
-	LAZYOR(., global._simple_mob_default_emotes)
+	LAZYOR(., GLOB.simple_mob_default_emotes)
 //CHOMPEdit End

code/modules/organs/robolimbs_vr.dm

@@ -2,24 +2,6 @@ GLOBAL_LIST_INIT(dsi_to_species, list(SPECIES_TAJARAN = "DSI - Tajaran", SPECIES
 									SPECIES_VULPKANIN = "DSI - Vulpkanin", SPECIES_AKULA = "DSI - Akula", SPECIES_VASILISSAN = "DSI - Vasilissan", SPECIES_ZORREN = "DSI - Zorren",\
 									SPECIES_TESHARI = "DSI - Teshari", SPECIES_FENNEC = "DSI - Fennec"))
 
-//CitRP Port
-var/const/cyberbeast_monitor_styles = "blank=cyber_blank;\
-	default=cyber_default;\
-	eyes=eyes;\
-	static=cyber_static;\
-	alert=cyber_alert;\
-	happy=cyber_happ;\
-	unhappy=cyber_unhapp;\
-	flat=cyber_flat;\
-	sad=cyber_sad;\
-	heart=cyber_heart;\
-	cross=cyber_cross;\
-	wave=cyber_wave;\
-	uwu=cyber_uwu;\
-	question=cyber_question;\
-	lowpower=cyber_lowpower;\
-	idle=cyber_idle;\
-	nwn=cyber_nwn"
 
 // Placeholder for protean limbs during character spawning, before they have a properly set model
 /datum/robolimb/protean
@@ -82,7 +64,7 @@ var/const/cyberbeast_monitor_styles = "blank=cyber_blank;\
 	unavailable_to_build = 1
 	parts = list(BP_HEAD)
 	monitor_icon = 'icons/mob/monitor_icons_vr.dmi'
-	monitor_styles = cyberbeast_monitor_styles
+	monitor_styles = CYBERBEAST_MONITOR_STYLES
 
 /obj/item/disk/limb/cyber_beast
 	company = "Cyber Tech"

code/modules/power/apc.dm

@@ -1125,7 +1125,7 @@ GLOBAL_LIST_EMPTY(apcs)
 		equipment = autoset(equipment, 0)
 		lighting = autoset(lighting, 0)
 		environ = autoset(environ, 0)
-		power_alarm.triggerAlarm(loc, src, hidden=alarms_hidden)
+		GLOB.power_alarm.triggerAlarm(loc, src, hidden=alarms_hidden)
 		autoflag = 0
 
 	// update icon & area power if anything changed
@@ -1149,27 +1149,27 @@ GLOBAL_LIST_EMPTY(apcs)
 			lighting = autoset(lighting, 1)
 			environ = autoset(environ, 1)
 			autoflag = 3
-			power_alarm.clearAlarm(loc, src)
+			GLOB.power_alarm.clearAlarm(loc, src)
 	else if((cell.percent() <= 30) && (cell.percent() > 15) && longtermpower < 0)                       // <30%, turn off equipment
 		if(autoflag != 2)
 			equipment = autoset(equipment, 2)
 			lighting = autoset(lighting, 1)
 			environ = autoset(environ, 1)
-			power_alarm.triggerAlarm(loc, src, hidden=alarms_hidden)
+			GLOB.power_alarm.triggerAlarm(loc, src, hidden=alarms_hidden)
 			autoflag = 2
 	else if(cell.percent() <= 15)        // <15%, turn off lighting & equipment
 		if((autoflag > 1 && longtermpower < 0) || (autoflag > 1 && longtermpower >= 0))
 			equipment = autoset(equipment, 2)
 			lighting = autoset(lighting, 2)
 			environ = autoset(environ, 1)
-			power_alarm.triggerAlarm(loc, src, hidden=alarms_hidden)
+			GLOB.power_alarm.triggerAlarm(loc, src, hidden=alarms_hidden)
 			autoflag = 1
 	else                                   // zero charge, turn all off
 		if(autoflag != 0)
 			equipment = autoset(equipment, 0)
 			lighting = autoset(lighting, 0)
 			environ = autoset(environ, 0)
-			power_alarm.triggerAlarm(loc, src, hidden=alarms_hidden)
+			GLOB.power_alarm.triggerAlarm(loc, src, hidden=alarms_hidden)
 			autoflag = 0
 
 // val 0=off, 1=off(auto) 2=on 3=on(auto)
@@ -1293,7 +1293,7 @@ GLOBAL_LIST_EMPTY(apcs)
 	//start with main breaker off, chargemode in the default state and all channels on auto upon reboot
 	operating = 0
 	chargemode = initial(chargemode)
-	power_alarm.clearAlarm(loc, src)
+	GLOB.power_alarm.clearAlarm(loc, src)
 
 	lighting = POWERCHAN_ON_AUTO
 	equipment = POWERCHAN_ON_AUTO

code/modules/research/tg/machinery/_production.dm

@@ -281,7 +281,7 @@
 
 	switch(action)
 		if("remove_mat")
-			var/datum/material/material = name_to_material[params["id"]]
+			var/datum/material/material = GLOB.name_to_material[params["id"]]
 			if(!istype(material))
 				return
 

code/modules/scripting/Options.dm

@@ -1,22 +1,22 @@
 /*
 File: Options
 */
-var/const  //Ascii values of characters
-	ascii_A  =65
-	ascii_Z  =90
-	ascii_a  =97
-	ascii_z  =122
-	ascii_DOLLAR = 36 // $
-	ascii_ZERO=48
-	ascii_NINE=57
-	ascii_UNDERSCORE=95	// _
+//Ascii values of characters
+#define ASCII_A 65
+#define ASCII_Z 90
+#define ASCII_LOWER_A 97
+#define ASCII_LOWER_Z 122
+#define ASCII_DOLLAR 36 // $
+#define ASCII_ZERO 48
+#define ASCII_NINE 57
+#define ASCII_UNDERSCORE 95	// _
 
 /*
 	Class: n_scriptOptions
 */
 /n_scriptOptions/proc/CanStartID(char) //returns true if the character can start a variable, function, or keyword name (by default letters or an underscore)
 	if(!isnum(char))char=text2ascii(char)
-	return (char in ascii_A to ascii_Z) || (char in ascii_a to ascii_z) || char==ascii_UNDERSCORE || char==ascii_DOLLAR
+	return (char in ASCII_A to ASCII_Z) || (char in ASCII_LOWER_A to ASCII_LOWER_Z) || char==ASCII_UNDERSCORE || char==ASCII_DOLLAR
 
 /n_scriptOptions/proc/IsValidIDChar(char) //returns true if the character can be in the body of a variable, function, or keyword name (by default letters, numbers, and underscore)
 	if(!isnum(char))char=text2ascii(char)
@@ -24,7 +24,7 @@ var/const  //Ascii values of characters
 
 /n_scriptOptions/proc/IsDigit(char)
 	if(!isnum(char))char=text2ascii(char)
-	return char in ascii_ZERO to ascii_NINE
+	return char in ASCII_ZERO to ASCII_NINE
 
 /n_scriptOptions/proc/IsValidID(id)    //returns true if all the characters in the string are okay to be in an identifier name
 	if(!CanStartID(id)) //don't need to grab first char in id, since text2ascii does it automatically
@@ -98,3 +98,12 @@ associated values are <nS_Keyword> types of which the <n_Keyword.Parse()> proc w
 	.=..()
 	for(var/O in assign_operators+binary_operators+unary_operators)
 		if(!symbols.Find(O)) symbols+=O
+
+#undef ASCII_A
+#undef ASCII_Z
+#undef ASCII_LOWER_A
+#undef ASCII_LOWER_Z
+#undef ASCII_DOLLAR
+#undef ASCII_ZERO
+#undef ASCII_NINE
+#undef ASCII_UNDERSCORE

code/modules/shuttles/escape_pods.dm

@@ -4,9 +4,9 @@
 
 /datum/shuttle/autodock/ferry/escape_pod/New()
 	move_time = move_time + rand(-30, 60)
-	if(name in emergency_shuttle.escape_pods)
+	if(name in GLOB.emergency_shuttle.escape_pods)
 		CRASH("An escape pod with the name '[name]' has already been defined.")
-	emergency_shuttle.escape_pods[name] = src
+	GLOB.emergency_shuttle.escape_pods[name] = src
 
 	..()
 
@@ -56,7 +56,7 @@
 		"docking_status" = docking_program.get_docking_status(),
 		"override_enabled" = docking_program.override_enabled,
 		"exterior_status" =	docking_program.memory["door_status"],								// TGUI DATA fails silently when there's no linked pod, leading to UI crashes
-		"can_force" = pod?.can_force() || (emergency_shuttle.departed && pod?.can_launch()),	//allow players to manually launch ahead of time if the shuttle leaves
+		"can_force" = pod?.can_force() || (GLOB.emergency_shuttle.departed && pod?.can_launch()),	//allow players to manually launch ahead of time if the shuttle leaves
 		"armed" = pod?.arming_controller.armed,
 		"internalTemplateName" = "EscapePodConsole",
 	)
@@ -72,7 +72,7 @@
 		if("force_launch")
 			if(pod.can_force())
 				pod.force_launch(src)
-			else if(emergency_shuttle.departed && pod.can_launch())	//allow players to manually launch ahead of time if the shuttle leaves
+			else if(GLOB.emergency_shuttle.departed && pod.can_launch())	//allow players to manually launch ahead of time if the shuttle leaves
 				pod.launch(src)
 			. = TRUE
 

code/modules/shuttles/shuttle_emergency.dm

@@ -7,9 +7,9 @@
 /datum/shuttle/autodock/ferry/emergency/New()
 	..()
 	radio_connection = SSradio.add_object(src, frequency, null)
-	if(emergency_shuttle.shuttle)
+	if(GLOB.emergency_shuttle.shuttle)
 		CRASH("An emergency shuttle has already been defined.")
-	emergency_shuttle.shuttle = src
+	GLOB.emergency_shuttle.shuttle = src
 
 /datum/shuttle/autodock/ferry/emergency/arrived()
 	. = ..()
@@ -17,7 +17,7 @@
 		var/obj/machinery/computer/shuttle_control/emergency/C = in_use
 		C.reset_authorization()
 
-	emergency_shuttle.shuttle_arrived()
+	GLOB.emergency_shuttle.shuttle_arrived()
 
 /datum/shuttle/autodock/ferry/emergency/long_jump(var/destination, var/interim, var/travel_time)
 	if (!location)
@@ -27,17 +27,17 @@
 
 	//update move_time and launch_time so we get correct ETAs
 	move_time = travel_time
-	emergency_shuttle.launch_time = world.time
+	GLOB.emergency_shuttle.launch_time = world.time
 
 	..(destination, interim, travel_time, direction)
 
 /datum/shuttle/autodock/ferry/emergency/perform_shuttle_move()
 	if (current_location == landmark_station)	//leaving the station
 		spawn(0)
-			emergency_shuttle.departed = 1
-			var/estimated_time = round(emergency_shuttle.estimate_arrival_time()/60,1)
+			GLOB.emergency_shuttle.departed = 1
+			var/estimated_time = round(GLOB.emergency_shuttle.estimate_arrival_time()/60,1)
 
-			if (emergency_shuttle.evac)
+			if (GLOB.emergency_shuttle.evac)
 				priority_announcement.Announce(replacetext(replacetext(using_map.emergency_shuttle_leaving_dock, "%dock_name%", "[using_map.dock_name]"),  "%ETA%", "[estimated_time] minute\s"))
 			else
 				priority_announcement.Announce(replacetext(replacetext(using_map.shuttle_leaving_dock, "%dock_name%", "[using_map.dock_name]"),  "%ETA%", "[estimated_time] minute\s")) //CHOMP reversion
@@ -71,8 +71,8 @@
 	if (!can_launch(user)) return
 
 	if (istype(user, /obj/machinery/computer/shuttle_control/emergency))	//if we were given a command by an emergency shuttle console
-		if (emergency_shuttle.autopilot)
-			emergency_shuttle.autopilot = 0
+		if (GLOB.emergency_shuttle.autopilot)
+			GLOB.emergency_shuttle.autopilot = 0
 			to_chat(world, span_boldnotice("Alert: The shuttle autopilot has been overridden. Launch sequence initiated!"))
 
 	if(usr)
@@ -85,8 +85,8 @@
 	if (!can_force(user)) return
 
 	if (istype(user, /obj/machinery/computer/shuttle_control/emergency))	//if we were given a command by an emergency shuttle console
-		if (emergency_shuttle.autopilot)
-			emergency_shuttle.autopilot = 0
+		if (GLOB.emergency_shuttle.autopilot)
+			GLOB.emergency_shuttle.autopilot = 0
 			to_chat(world, span_boldnotice("Alert: The shuttle autopilot has been overridden. Bluespace drive engaged!"))
 
 	if(usr)
@@ -99,8 +99,8 @@
 	if (!can_cancel(user)) return
 
 	if (istype(user, /obj/machinery/computer/shuttle_control/emergency))	//if we were given a command by an emergency shuttle console
-		if (emergency_shuttle.autopilot)
-			emergency_shuttle.autopilot = 0
+		if (GLOB.emergency_shuttle.autopilot)
+			GLOB.emergency_shuttle.autopilot = 0
 			to_chat(world, span_boldnotice("Alert: The shuttle autopilot has been overridden. Launch sequence aborted!"))
 
 	if(usr)

code/modules/spells/spell_code.dm

@@ -1,5 +1,3 @@
-var/list/spells = typesof(/spell) //needed for the badmin verb for now
-
 /spell
 	var/name = "Spell"
 	var/desc = "A spell"

code/modules/tgui/modules/alarm.dm

@@ -25,7 +25,7 @@
 /datum/tgui_module/alarm_monitor/engineering
 /datum/tgui_module/alarm_monitor/engineering/New()
 	..()
-	alarm_handlers = list(atmosphere_alarm, fire_alarm, power_alarm)
+	alarm_handlers = list(GLOB.atmosphere_alarm, GLOB.fire_alarm, GLOB.power_alarm)
 
 // Subtype for glasses_state
 /datum/tgui_module/alarm_monitor/engineering/glasses
@@ -44,7 +44,7 @@
 /datum/tgui_module/alarm_monitor/security
 /datum/tgui_module/alarm_monitor/security/New()
 	..()
-	alarm_handlers = list(camera_alarm, motion_alarm)
+	alarm_handlers = list(GLOB.camera_alarm, GLOB.motion_alarm)
 
 // Subtype for glasses_state
 /datum/tgui_module/alarm_monitor/security/glasses

code/modules/tgui/modules/communications.dm

@@ -145,12 +145,12 @@
 	data["msg_cooldown"] = message_cooldown ? (round((message_cooldown - world.time) / 10)) : 0
 	data["cc_cooldown"] = centcomm_message_cooldown ? (round((centcomm_message_cooldown - world.time) / 10)) : 0
 
-	data["esc_callable"] = emergency_shuttle.location() && !emergency_shuttle.online() ? TRUE : FALSE
-	data["esc_recallable"] = emergency_shuttle.location() && emergency_shuttle.online() ? TRUE : FALSE
+	data["esc_callable"] = GLOB.emergency_shuttle.location() && !GLOB.emergency_shuttle.online() ? TRUE : FALSE
+	data["esc_recallable"] = GLOB.emergency_shuttle.location() && GLOB.emergency_shuttle.online() ? TRUE : FALSE
 	data["esc_status"] = FALSE
-	if(emergency_shuttle.has_eta())
-		var/timeleft = emergency_shuttle.estimate_arrival_time()
-		data["esc_status"] = emergency_shuttle.online() ? "ETA:" : "RECALLING:"
+	if(GLOB.emergency_shuttle.has_eta())
+		var/timeleft = GLOB.emergency_shuttle.estimate_arrival_time()
+		data["esc_status"] = GLOB.emergency_shuttle.online() ? "ETA:" : "RECALLING:"
 		data["esc_status"] += " [timeleft / 60 % 60]:[add_zero(num2text(timeleft % 60), 2)]"
 	return data
 
@@ -276,7 +276,7 @@
 
 			if(response == "Yes") //CHOMPEdit End
 				call_shuttle_proc(ui.user)
-				if(emergency_shuttle.online())
+				if(GLOB.emergency_shuttle.online())
 					post_status(src, "shuttle", user = ui.user)
 				setMenuState(ui.user, COMM_SCREEN_MAIN)
 
@@ -385,7 +385,7 @@
 		PS.allowedtocall = !(PS.allowedtocall)
 
 /proc/call_shuttle_proc(var/mob/user)
-	if ((!( SSticker ) || !emergency_shuttle.location()))
+	if ((!( SSticker ) || !GLOB.emergency_shuttle.location()))
 		return
 
 	if(!GLOB.universe.OnShuttleCall(user))
@@ -396,7 +396,7 @@
 		to_chat(user, "[using_map.boss_short] will not allow the shuttle to be called. Consider all contracts terminated.")
 		return
 
-	if(emergency_shuttle.deny_shuttle)
+	if(GLOB.emergency_shuttle.deny_shuttle)
 		to_chat(user, "The emergency shuttle may not be sent at this time. Please try again later.")
 		return
 
@@ -404,11 +404,11 @@
 		to_chat(user, "The emergency shuttle is refueling. Please wait another [round((6000-world.time)/600)] minute\s before trying again.")
 		return
 
-	if(emergency_shuttle.going_to_centcom())
+	if(GLOB.emergency_shuttle.going_to_centcom())
 		to_chat(user, "The emergency shuttle may not be called while returning to [using_map.boss_short].")
 		return
 
-	if(emergency_shuttle.online())
+	if(GLOB.emergency_shuttle.online())
 		to_chat(user, "The emergency shuttle is already on its way.")
 		return
 
@@ -416,7 +416,7 @@
 		to_chat(user, "Under directive 7-10, [station_name()] is quarantined until further notice.")
 		return
 
-	emergency_shuttle.call_evac()
+	GLOB.emergency_shuttle.call_evac()
 	log_game("[key_name(user)] has called the shuttle.")
 	message_admins("[key_name_admin(user)] has called the shuttle.", 1)
 	admin_chat_message(message = "Emergency evac beginning! Called by [key_name(user)]!", color = "#CC2222") //VOREStation Add
@@ -424,20 +424,20 @@
 	return
 
 /proc/init_shift_change(var/mob/user, var/force = 0)
-	if ((!( SSticker ) || !emergency_shuttle.location()))
+	if ((!( SSticker ) || !GLOB.emergency_shuttle.location()))
 		return
 
-	if(emergency_shuttle.going_to_centcom())
+	if(GLOB.emergency_shuttle.going_to_centcom())
 		to_chat(user, "The shuttle may not be called while returning to [using_map.boss_short].")
 		return
 
-	if(emergency_shuttle.online())
+	if(GLOB.emergency_shuttle.online())
 		to_chat(user, "The shuttle is already on its way.")
 		return
 
 	// if force is 0, some things may stop the shuttle call
 	if(!force)
-		if(emergency_shuttle.deny_shuttle)
+		if(GLOB.emergency_shuttle.deny_shuttle)
 			to_chat(user, "[using_map.boss_short] does not currently have a shuttle available in your sector. Please try again later.")
 			return
 
@@ -451,13 +451,13 @@
 
 		if(SSticker.mode.auto_recall_shuttle)
 			//New version pretends to call the shuttle but cause the shuttle to return after a random duration.
-			emergency_shuttle.auto_recall = 1
+			GLOB.emergency_shuttle.auto_recall = 1
 
 		if(SSticker.mode.name == "blob" || SSticker.mode.name == "epidemic")
 			to_chat(user, "Under directive 7-10, [station_name()] is quarantined until further notice.")
 			return
 
-	emergency_shuttle.call_transfer()
+	GLOB.emergency_shuttle.call_transfer()
 
 	//delay events in case of an autotransfer
 	if (isnull(user))
@@ -471,13 +471,13 @@
 	return
 
 /proc/cancel_call_proc(var/mob/user)
-	if (!( SSticker ) || !emergency_shuttle.can_recall())
+	if (!( SSticker ) || !GLOB.emergency_shuttle.can_recall())
 		return
 	if((SSticker.mode.name == "blob")||(SSticker.mode.name == "Meteor"))
 		return
 
-	if(!emergency_shuttle.going_to_centcom()) //check that shuttle isn't already heading to CentCom
-		emergency_shuttle.recall()
+	if(!GLOB.emergency_shuttle.going_to_centcom()) //check that shuttle isn't already heading to CentCom
+		GLOB.emergency_shuttle.recall()
 		log_game("[key_name(user)] has recalled the shuttle.")
 		message_admins("[key_name_admin(user)] has recalled the shuttle.", 1)
 	return

code/modules/tgui/modules/late_choices.dm

@@ -62,10 +62,10 @@
 	data["name"] = name
 	data["duration"] = roundduration2text()
 
-	if(emergency_shuttle?.going_to_centcom())
+	if(GLOB.emergency_shuttle?.going_to_centcom())
 		data["evac"] = "Gone"
-	else if(emergency_shuttle?.online())
-		if(emergency_shuttle.evac)
+	else if(GLOB.emergency_shuttle?.online())
+		if(GLOB.emergency_shuttle.evac)
 			data["evac"] = "Emergency"
 		else
 			data["evac"] = "Crew Transfer"

code/modules/unit_tests/material_tests.dm

@@ -5,9 +5,8 @@
 
 /datum/unit_test/materials_shall_have_names/Run()
 	var/list/failures = list()
-	populate_material_list()
-	for(var/name in global.name_to_material)
-		var/datum/material/mat = global.name_to_material[name]
+	for(var/name, value in GLOB.name_to_material)
+		var/datum/material/mat = value
 		if(!mat)
 			continue // how did we get here?
 		if(!mat.display_name || !mat.use_name || !mat.sheet_singular_name || !mat.sheet_plural_name || !mat.sheet_collective_name)

code/modules/ventcrawl/ventcrawl.dm

@@ -1,8 +1,3 @@
-var/list/ventcrawl_machinery = list(
-	/obj/machinery/atmospherics/unary/vent_pump,
-	/obj/machinery/atmospherics/unary/vent_scrubber
-	)
-
 /mob/living/var/list/icon/pipes_shown = list()
 /mob/living/var/last_played_vent
 /mob/living/var/is_ventcrawling = FALSE
@@ -126,7 +121,7 @@ var/list/ventcrawl_machinery = list(
 	return ..()
 
 /mob/living/AltClickOn(var/atom/A)
-	if(is_type_in_list(A,ventcrawl_machinery))
+	if(is_type_in_list(A, GLOB.ventcrawl_machinery))
 		handle_ventcrawl(A)
 		return 1
 	return ..()
@@ -135,7 +130,7 @@ var/list/ventcrawl_machinery = list(
 	var/atom/pipe
 	var/list/pipes = list()
 	for(var/obj/machinery/atmospherics/unary/U in range(1))
-		if(is_type_in_list(U,ventcrawl_machinery) && Adjacent(U) && !U.welded)
+		if(is_type_in_list(U, GLOB.ventcrawl_machinery) && Adjacent(U) && !U.welded)
 			pipes |= U
 	if(!pipes || !pipes.len)
 		to_chat(src, "There are no pipes that you can ventcrawl into within range!")
@@ -164,7 +159,7 @@ var/list/ventcrawl_machinery = list(
 
 	if(!vent_found)
 		for(var/obj/machinery/atmospherics/machine in range(1,src))
-			if(is_type_in_list(machine, ventcrawl_machinery))
+			if(is_type_in_list(machine, GLOB.ventcrawl_machinery))
 				vent_found = machine
 
 			if(!vent_found || !vent_found.can_crawl_through())