literally everything Bhjin has been complaining about

also modularizes stuff and adds more comments. Like responsible downstream repos should have.

code/game/objects/items/implants/implant_stealth.dm

@@ -9,10 +9,11 @@
 	name = "inconspicious box"
 	desc = "It's so normal that you didn't notice it before."
 	icon_state = "agentbox"
-	move_speed_multiplier = 0.5
+	use_mob_movespeed = TRUE
 
 /obj/structure/closet/cardboard/agent/proc/go_invisible()
 	animate(src, , alpha = 0, time = 5)
+	START_PROCESSING(SSobj, src)
 
 /obj/structure/closet/cardboard/agent/Initialize()
 	. = ..()
@@ -24,7 +25,13 @@
 	qdel(src)
 
 /obj/structure/closet/cardboard/agent/process()
-	alpha = max(0, alpha - 50)
+	//alpha = max(0, alpha - 50) //Citadel edit
+	animate(src, , alpha = alpha - 50, time = 3)
+
+/obj/structure/closet/cardboard/agent/Move()
+	. = ..()
+	if(.)
+		alpha = min(alpha + 5, 255)
 
 /obj/structure/closet/cardboard/agent/proc/reveal()
 	alpha = 255

code/game/objects/items/storage/toolbox.dm

@@ -79,10 +79,17 @@
 	has_latches = FALSE
 
 /obj/item/storage/toolbox/mechanical/old/heirloom
-	name = "toolbox" //this will be named "X family toolbox"
+	name = "old, robust toolbox" //this will be named "X family toolbox"
 	desc = "It's seen better days."
-	force = 5
-	w_class = WEIGHT_CLASS_NORMAL
+	//Citadel change buffed to base levels
+	total_mass = 2
+
+/obj/item/storage/toolbox/mechanical/old/heirloom/afterattack(atom/A, mob/user, proximity) //Citadel Adds massive buff to machinery destruction
+	. = ..()
+	if(proximity)
+		if(isobj(A))
+			var/obj/O = A
+			O.take_damage(20)
 
 /obj/item/storage/toolbox/mechanical/old/heirloom/PopulateContents()
 	return

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

@@ -242,7 +242,7 @@
 		//Give the gas a chance to build up more pressure through reacting
 		air_contents.react(src)
 		air_contents.react(src)
-		air_contents.react(src)
+		//Citadel Edit: removing extra react for "balance"
 		pressure = air_contents.return_pressure()
 		var/range = (pressure-TANK_FRAGMENT_PRESSURE)/TANK_FRAGMENT_SCALE
 		var/turf/epicenter = get_turf(loc)

code/game/objects/items/twohanded.dm

@@ -485,6 +485,8 @@
 		return
 	. = ..()
 
+//Citadel additions : attack_self and rightclick_attack_self
+
 /obj/item/twohanded/rightclick_attack_self(mob/user)
 	if(wielded) //Trying to unwield it
 		unwield(user)
@@ -494,12 +496,10 @@
 
 /obj/item/twohanded/spear/suicide_act(mob/living/carbon/user)
 	user.visible_message("<span class='suicide'>[user] begins to sword-swallow \the [src]! It looks like [user.p_theyre()] trying to commit suicide!</span>")
-	if(explosive)
+	if(explosive) //Citadel Edit removes qdel and explosive.forcemove(AM)
 		user.say("[war_cry]", forced="spear warcry")
-		explosive.forceMove(user)
 		explosive.prime()
 		user.gib()
-		qdel(src)
 		return BRUTELOSS
 	return BRUTELOSS
 
@@ -524,13 +524,11 @@
 		return
 	if(isopenturf(AM)) //So you can actually melee with it
 		return
-	if(explosive && wielded)
+	if(explosive && wielded) //Citadel edit removes qdel and explosive.forcemove(AM)
 		user.say("[war_cry]", forced="spear warcry")
-		explosive.forceMove(AM)
 		explosive.prime()
-		qdel(src)
 
-/obj/item/twohanded/spear/grenade_prime_react(obj/item/grenade/nade)
+/obj/item/twohanded/spear/grenade_prime_react(obj/item/grenade/nade) //Citadel edit, removes throw_impact because memes
 	nade.forceMove(get_turf(src))
 	qdel(src)