diff --git a/aurorastation.dme b/aurorastation.dme
index 3646725aa80..f7e5900c6ae 100644
--- a/aurorastation.dme
+++ b/aurorastation.dme
@@ -666,6 +666,7 @@
 #include "code\game\mecha\combat\honker.dm"
 #include "code\game\mecha\combat\marauder.dm"
 #include "code\game\mecha\combat\phazon.dm"
+#include "code\game\mecha\combat\tank.dm"
 #include "code\game\mecha\equipment\mecha_equipment.dm"
 #include "code\game\mecha\equipment\tracking_beacon.dm"
 #include "code\game\mecha\equipment\tools\medical_tools.dm"
diff --git a/code/game/machinery/atmoalter/canister.dm b/code/game/machinery/atmoalter/canister.dm
index 76dbd42bca6..ee702530b86 100644
--- a/code/game/machinery/atmoalter/canister.dm
+++ b/code/game/machinery/atmoalter/canister.dm
@@ -458,3 +458,8 @@ update_flag
 	. = ..()
 	src.air_contents.adjust_gas("phoron", MolesForPressure())
 	src.update_icon()
+
+/obj/machinery/portable_atmospherics/canister/air/cold/Initialize()
+	. = ..()
+	src.air_contents.temperature = 283
+	src.update_icon()
diff --git a/code/game/mecha/combat/combat.dm b/code/game/mecha/combat/combat.dm
index 8cafa442855..fbf7c4409e0 100644
--- a/code/game/mecha/combat/combat.dm
+++ b/code/game/mecha/combat/combat.dm
@@ -77,12 +77,12 @@
 					else
 						return
 				M.updatehealth()
-			src.occupant_message("You hit [target].")
-			src.visible_message("<font color='red'><b>[src.name] hits [target].</b></font>")
+			src.occupant_message("You hit \the [target].")
+			src.visible_message("<span class='danger'>\The [src] hits \the [target]!</span>")
 		else
 			step_away(M,src)
-			src.occupant_message("You push [target] out of the way.")
-			src.visible_message("[src] pushes [target] out of the way.")
+			src.occupant_message("You push \the [target] out of the way.")
+			src.visible_message("\The [src] pushes \the [target] out of the way.")
 
 		melee_can_hit = 0
 		if(do_after_mecha(melee_cooldown))
@@ -93,8 +93,8 @@
 		if(damtype == "brute")
 			for(var/target_type in src.destroyable_obj)
 				if(istype(target, target_type) && hascall(target, "attackby"))
-					src.occupant_message("You hit [target].")
-					src.visible_message("<font color='red'><b>[src.name] hits [target]</b></font>")
+					src.occupant_message("You hit \the [target].")
+					src.visible_message("<span class='danger'>\The [src] hits \the [target]!</span>")
 					if(!istype(target, /turf/simulated/wall))
 						target:attackby(src,src.occupant)
 					else if(prob(5))
diff --git a/code/game/mecha/combat/gygax.dm b/code/game/mecha/combat/gygax.dm
index 622c114a615..e5fcbe6973f 100644
--- a/code/game/mecha/combat/gygax.dm
+++ b/code/game/mecha/combat/gygax.dm
@@ -29,8 +29,8 @@
 	wreckage = /obj/effect/decal/mecha_wreckage/gygax/dark
 	step_energy_drain = 5
 
-/obj/mecha/combat/gygax/dark/New()
-	..()
+/obj/mecha/combat/gygax/dark/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/weapon/ballistic/scattershot
 	ME.attach(src)
 	ME = new /obj/item/mecha_parts/mecha_equipment/weapon/ballistic/missile_rack/flashbang/clusterbang
diff --git a/code/game/mecha/combat/honker.dm b/code/game/mecha/combat/honker.dm
index 1d859d86e78..7178d744073 100644
--- a/code/game/mecha/combat/honker.dm
+++ b/code/game/mecha/combat/honker.dm
@@ -17,8 +17,8 @@
 	var/squeak = 0
 
 
-/obj/mecha/combat/honker/New()
-	..()
+/obj/mecha/combat/honker/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/weapon/honker
 	ME.attach(src)
 	ME = new /obj/item/mecha_parts/mecha_equipment/weapon/ballistic/missile_rack/banana_mortar
diff --git a/code/game/mecha/combat/marauder.dm b/code/game/mecha/combat/marauder.dm
index 6b91f57e478..283f4c68f44 100644
--- a/code/game/mecha/combat/marauder.dm
+++ b/code/game/mecha/combat/marauder.dm
@@ -44,8 +44,8 @@
 	operation_req_access = list(access_syndicate)
 	wreckage = /obj/effect/decal/mecha_wreckage/mauler
 
-/obj/mecha/combat/marauder/New()
-	..()
+/obj/mecha/combat/marauder/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/weapon/energy/pulse
 	ME.attach(src)
 	ME = new /obj/item/mecha_parts/mecha_equipment/weapon/ballistic/missile_rack/explosive
@@ -58,8 +58,8 @@
 	src.smoke_system.attach(src)
 	return
 
-/obj/mecha/combat/marauder/seraph/New()
-	..()//Let it equip whatever is needed.
+/obj/mecha/combat/marauder/seraph/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME
 	if(equipment.len)//Now to remove it and equip anew.
 		for(ME in equipment)
diff --git a/code/game/mecha/combat/phazon.dm b/code/game/mecha/combat/phazon.dm
index 6fa906cdeac..247de78c87e 100644
--- a/code/game/mecha/combat/phazon.dm
+++ b/code/game/mecha/combat/phazon.dm
@@ -21,8 +21,8 @@
 	max_equip = 4
 
 
-/obj/mecha/combat/phazon/equipped/New()
-	..()
+/obj/mecha/combat/phazon/equipped/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/tool/rcd
 	ME.attach(src)
 	ME = new /obj/item/mecha_parts/mecha_equipment/gravcatapult
diff --git a/code/game/mecha/combat/tank.dm b/code/game/mecha/combat/tank.dm
new file mode 100644
index 00000000000..22819d6263c
--- /dev/null
+++ b/code/game/mecha/combat/tank.dm
@@ -0,0 +1,135 @@
+#define NOMINAL    0
+#define FIRSTRUN   1
+#define POWER      2
+#define DAMAGE     3
+#define IMAGE      4
+#define WEAPONDOWN 5
+
+/obj/mecha/combat/tank
+	name = "light adhomian tank"
+	desc = "The Ha'rron MK.IV light tank is an armored vehicle commonly used by tajaran military forces."
+	icon = 'icons/mecha/mecha_large.dmi'
+	icon_state = "tank"
+	initial_icon = "tank"
+	pixel_x = -16
+	step_in = 5
+	dir_in = 1
+	health = 800
+	deflect_chance = 20
+	damage_absorption = list("brute"=0.4,"fire"=1.1,"bullet"=0.5,"laser"=0.8,"energy"=0.8,"bomb"=0.7)
+	max_temperature = 30000
+	force = 40
+	w_class = 35
+	infra_luminosity = 4
+	wreckage = /obj/effect/decal/mecha_wreckage/tank
+	stepsound = 'sound/mecha/tanktread.ogg'
+	turnsound = 'sound/mecha/tanktread.ogg'
+
+/obj/mecha/combat/tank/Initialize()
+	.= ..()
+	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/weapon/ballistic/lmg
+	ME.attach(src)
+	ME = new /obj/item/mecha_parts/mecha_equipment/weapon/ballistic/cannon
+	ME.attach(src)
+	ME = new /obj/item/mecha_parts/mecha_equipment/tool/passenger
+	ME.attach(src)
+	ME = new /obj/item/mecha_parts/mecha_equipment/armor_booster/antiproj_armor_booster
+	ME.attach(src)
+	return
+
+/obj/mecha/combat/tank/add_airtank()
+	internal_tank = new /obj/machinery/portable_atmospherics/canister/air/cold(src)
+	return internal_tank
+
+/obj/mecha/combat/tank/Collide(var/atom/movable/AM)
+	. = ..()
+	if(!occupant)
+		return
+	if(isliving(AM))
+		if(ishuman(AM))
+			var/mob/living/carbon/human/H = AM
+			H.attack_log += "\[[time_stamp()]\]<font color='orange'> Was rammed by [src]</font>"
+			occupant.attack_log += text("\[[time_stamp()]\] <font color='red'>rammed[occupant.name] ([occupant.ckey]) rammed [H.name] ([H.ckey]) with the [src].</font>")
+			msg_admin_attack("[src] crashed into [key_name(H)] at (<A HREF='?_src_=holder;adminplayerobservecoodjump=1;X=[H.x];Y=[H.y];Z=[H.z]'>JMP</a>)" )
+			src.visible_message("<span class='danger'>\The [src] smashes into \the [H]!</span>")
+			playsound(src, 'sound/weapons/punch4.ogg', 50, 1)
+			H.apply_damage(30, BRUTE)
+			H.throw_at(get_edge_target_turf(loc, loc.dir), 5, 1)
+			H.apply_effect(4, WEAKEN)
+			return TRUE
+
+		if(isanimal(AM))
+			var/mob/living/simple_animal/C = AM
+			if(issmall(C))
+				src.visible_message("<span class='danger'>\The [src] runs over \the [C]!</span>")
+				C.gib()
+				return TRUE
+			else
+				src.visible_message("<span class='danger'>\The [src] smashes into \the [C]!</span>")
+				playsound(src, 'sound/weapons/punch4.ogg', 50, 1)
+				C.apply_damage(40, BRUTE)
+				return TRUE
+
+		else
+			var/mob/living/L = AM
+			src.visible_message("<span class='danger'>\The [src] smashes into \the [L]!</span>")
+			playsound(src, 'sound/weapons/punch4.ogg', 50, 1)
+			L.throw_at(get_edge_target_turf(loc, loc.dir), 5, 1)
+			L.apply_damage(30, BRUTE)
+			return TRUE
+
+	else
+		AM.ex_act(2)
+
+/obj/mecha/combat/tank/trample(var/mob/living/H)
+	if(!occupant)
+		return
+	if(isliving(H))
+		if(ishuman(H))
+			var/mob/living/carbon/human/D = H
+			if(D.lying)
+				D.attack_log += "\[[time_stamp()]\]<font color='orange'> Was trampled by [src]</font>"
+				occupant.attack_log += text("\[[time_stamp()]\] <font color='red'>rammed[occupant.name] ([occupant.ckey]) trampled [D.name] ([D.ckey]) with the [src].</font>")
+				msg_admin_attack("[src] trampled [key_name(D)] at (<A HREF='?_src_=holder;adminplayerobservecoodjump=1;X=[D.x];Y=[D.y];Z=[D.z]'>JMP</a>)" )
+				src.visible_message("<span class='danger'>\The [src] runs over \the [D]!</span>")
+				D.apply_effect(8, WEAKEN)
+				D.apply_damage(60, BRUTE)
+				return TRUE
+
+		if(isanimal(H))
+			var/mob/living/simple_animal/C = H
+			if(issmall(C) || (C.stat == DEAD))
+				src.visible_message("<span class='danger'>\The [src] runs over \the [C]!</span>")
+				C.gib()
+				return TRUE
+
+		else
+			var/mob/living/L = H
+			src.visible_message("<span class='danger'>\The [src] runs over \the [L]!</span>")
+			L.apply_damage(60, BRUTE)
+			return TRUE
+
+/obj/mecha/combat/tank/narrator_message(var/state)
+	var/file
+	switch(state)
+		if(NOMINAL)
+			file = 'sound/mecha/hatch-door-close.ogg'
+		if(FIRSTRUN)
+			file = 'sound/mecha/hatch-door-close.ogg'
+		if(POWER)
+			file = 'sound/mecha/lowpower.ogg'
+		if(DAMAGE)
+			file = 'sound/mecha/critdestr.ogg'
+		if(WEAPONDOWN)
+			file = 'sound/mecha/weapdestr.ogg'
+		else
+
+	playsound(src.loc, file, 100, 0, -6.6, environment=1)
+
+
+#undef NOMINAL
+#undef FIRSTRUN
+#undef POWER
+#undef DAMAGE
+#undef IMAGE
+#undef WEAPONDOWN
\ No newline at end of file
diff --git a/code/game/mecha/equipment/tools/tools.dm b/code/game/mecha/equipment/tools/tools.dm
index 2069788c7d6..9cd4864b030 100644
--- a/code/game/mecha/equipment/tools/tools.dm
+++ b/code/game/mecha/equipment/tools/tools.dm
@@ -34,6 +34,7 @@
 
 		occupant_message("You lift [target] and start to load it into cargo compartment.")
 		chassis.visible_message("[chassis] lifts [target] and starts to load it into cargo compartment.")
+		playsound(src.loc, 'sound/mecha/hydraulic.ogg', 50, 1, -1)
 		set_ready_state(0)
 		chassis.use_power(energy_drain)
 		O.anchored = 1
@@ -87,6 +88,7 @@
 	chassis.use_power(energy_drain)
 	chassis.visible_message("<span class='danger'>\The [chassis] starts to drill \the [target]</span>", "<span class='warning'>You hear a large drill.</span>")
 	occupant_message("<span class='danger'>You start to drill \the [target]</span>")
+	playsound(src.loc, 'sound/mecha/mechdrill.ogg', 50, 1, -1)
 	var/T = chassis.loc
 	var/C = target.loc	//why are these backwards? we may never know -Pete
 	if(do_after_cooldown(target))
@@ -141,6 +143,7 @@
 	chassis.use_power(energy_drain)
 	chassis.visible_message("<span class='danger'>\The [chassis] starts to drill \the [target]</span>", "<span class='warning'>You hear a large drill.</span>")
 	occupant_message("<span class='danger'>You start to drill \the [target]</span>")
+	playsound(src.loc, 'sound/mecha/mechdrill.ogg', 50, 1, -1)
 	var/T = chassis.loc
 	var/C = target.loc	//why are these backwards? we may never know -Pete
 	if(do_after_cooldown(target))
diff --git a/code/game/mecha/mech_bay.dm b/code/game/mecha/mech_bay.dm
index b9687efe585..007ec4254bd 100644
--- a/code/game/mecha/mech_bay.dm
+++ b/code/game/mecha/mech_bay.dm
@@ -84,6 +84,7 @@
 		return
 	if(M.cell)
 		M.occupant_message("<span class='notice'>Now charging...</span>")
+		playsound(M, 'sound/mecha/powerup.ogg', 50, 1)
 		charging = M
 	return
 
diff --git a/code/game/mecha/mecha.dm b/code/game/mecha/mecha.dm
index a87a0cd4c28..f7470e62a8c 100644
--- a/code/game/mecha/mecha.dm
+++ b/code/game/mecha/mecha.dm
@@ -108,6 +108,9 @@
 	// Process() iterator count.
 	var/process_ticks = 0
 
+	var/stepsound = 'sound/mecha/mechstep.ogg'
+	var/turnsound = 'sound/mecha/mechturn.ogg'
+
 /obj/mecha/drain_power(var/drain_check)
 
 	if(drain_check)
@@ -118,8 +121,11 @@
 
 	return cell.drain_power(drain_check)
 
-/obj/mecha/New()
-	..()
+/obj/mecha/Initialize()
+	.= ..()
+
+	START_PROCESSING(SSfast_process, src)
+
 	events = new
 
 	icon_state += "-open"
@@ -135,10 +141,6 @@
 
 	spark_system = bind_spark(src, 2)
 
-/obj/mecha/Initialize()
-	. = ..()
-
-	START_PROCESSING(SSfast_process, src)
 
 /obj/mecha/Destroy()
 	STOP_PROCESSING(SSfast_process, src)
@@ -446,20 +448,21 @@
 
 /obj/mecha/proc/mechturn(direction)
 	set_dir(direction)
-	playsound(src,'sound/mecha/mechturn.ogg',40,1)
+	if(turnsound)
+		playsound(src,turnsound,40,1)
 	return 1
 
 /obj/mecha/proc/mechstep(direction)
 	var/result = step(src,direction)
-	if(result)
-		playsound(src,'sound/mecha/mechstep.ogg',40,1)
+	if(result && stepsound)
+		playsound(src,stepsound,40,1)
 	return result
 
 
 /obj/mecha/proc/mechsteprand()
 	var/result = step_rand(src)
-	if(result)
-		playsound(src,'sound/mecha/mechstep.ogg',40,1)
+	if(result && stepsound)
+		playsound(src,stepsound,40,1)
 	return result
 
 /obj/mecha/Collide(var/atom/obstacle)
@@ -999,7 +1002,7 @@
 		mechstep(dir)
 		sleep(2)
 		mechstep(dir)
-		src.visible_message("<span class='danger'>[src.name] lunges forward clumsily!</span>")
+		src.visible_message("<span class='danger'>\The [src] lunges forward clumsily!</span>")
 		done = 1
 		return
 
@@ -2108,7 +2111,8 @@
 	return
 
 
-
+/obj/mecha/proc/trample(var/mob/living/H)
+	return
 
 /////////////
 
diff --git a/code/game/mecha/mecha_wreckage.dm b/code/game/mecha/mecha_wreckage.dm
index 0eb7428c474..5e218ac668c 100644
--- a/code/game/mecha/mecha_wreckage.dm
+++ b/code/game/mecha/mecha_wreckage.dm
@@ -15,10 +15,10 @@
 	var/list/crowbar_salvage
 	var/salvage_num = 5
 
-	New()
-		..()
-		crowbar_salvage = new
-		return
+/obj/effect/decal/mecha_wreckage/New()
+	..()
+	crowbar_salvage = new
+	return
 
 /obj/effect/decal/mecha_wreckage/ex_act(severity)
 	if(severity < 2)
@@ -80,20 +80,20 @@
 	name = "Gygax wreckage"
 	icon_state = "gygax-broken"
 
-	New()
-		..()
-		var/list/parts = list(/obj/item/mecha_parts/part/gygax_torso,
-									/obj/item/mecha_parts/part/gygax_head,
-									/obj/item/mecha_parts/part/gygax_left_arm,
-									/obj/item/mecha_parts/part/gygax_right_arm,
-									/obj/item/mecha_parts/part/gygax_left_leg,
-									/obj/item/mecha_parts/part/gygax_right_leg)
-		for(var/i=0;i<2;i++)
-			if(!isemptylist(parts) && prob(40))
-				var/part = pick(parts)
-				welder_salvage += part
-				parts -= part
-		return
+/obj/effect/decal/mecha_wreckage/gygax/New()
+	..()
+	var/list/parts = list(/obj/item/mecha_parts/part/gygax_torso,
+								/obj/item/mecha_parts/part/gygax_head,
+								/obj/item/mecha_parts/part/gygax_left_arm,
+								/obj/item/mecha_parts/part/gygax_right_arm,
+								/obj/item/mecha_parts/part/gygax_left_leg,
+								/obj/item/mecha_parts/part/gygax_right_leg)
+	for(var/i=0;i<2;i++)
+		if(!isemptylist(parts) && prob(40))
+			var/part = pick(parts)
+			welder_salvage += part
+			parts -= part
+	return
 
 /obj/effect/decal/mecha_wreckage/gygax/dark
 	name = "Dark Gygax wreckage"
@@ -116,38 +116,38 @@
 	name = "Ripley wreckage"
 	icon_state = "ripley-broken"
 
-	New()
-		..()
-		var/list/parts = list(/obj/item/mecha_parts/part/ripley_torso,
-									/obj/item/mecha_parts/part/ripley_left_arm,
-									/obj/item/mecha_parts/part/ripley_right_arm,
-									/obj/item/mecha_parts/part/ripley_left_leg,
-									/obj/item/mecha_parts/part/ripley_right_leg)
-		for(var/i=0;i<2;i++)
-			if(!isemptylist(parts) && prob(40))
-				var/part = pick(parts)
-				welder_salvage += part
-				parts -= part
-		return
+/obj/effect/decal/mecha_wreckage/ripley/New()
+	..()
+	var/list/parts = list(/obj/item/mecha_parts/part/ripley_torso,
+								/obj/item/mecha_parts/part/ripley_left_arm,
+								/obj/item/mecha_parts/part/ripley_right_arm,
+								/obj/item/mecha_parts/part/ripley_left_leg,
+								/obj/item/mecha_parts/part/ripley_right_leg)
+	for(var/i=0;i<2;i++)
+		if(!isemptylist(parts) && prob(40))
+			var/part = pick(parts)
+			welder_salvage += part
+			parts -= part
+	return
 
 /obj/effect/decal/mecha_wreckage/ripley/firefighter
 	name = "Firefighter wreckage"
 	icon_state = "firefighter-broken"
 
-	New()
-		..()
-		var/list/parts = list(/obj/item/mecha_parts/part/ripley_torso,
-									/obj/item/mecha_parts/part/ripley_left_arm,
-									/obj/item/mecha_parts/part/ripley_right_arm,
-									/obj/item/mecha_parts/part/ripley_left_leg,
-									/obj/item/mecha_parts/part/ripley_right_leg,
-									/obj/item/clothing/suit/fire)
-		for(var/i=0;i<2;i++)
-			if(!isemptylist(parts) && prob(40))
-				var/part = pick(parts)
-				welder_salvage += part
-				parts -= part
-		return
+/obj/effect/decal/mecha_wreckage/ripley/firefighter/New()
+	..()
+	var/list/parts = list(/obj/item/mecha_parts/part/ripley_torso,
+								/obj/item/mecha_parts/part/ripley_left_arm,
+								/obj/item/mecha_parts/part/ripley_right_arm,
+								/obj/item/mecha_parts/part/ripley_left_leg,
+								/obj/item/mecha_parts/part/ripley_right_leg,
+								/obj/item/clothing/suit/fire)
+	for(var/i=0;i<2;i++)
+		if(!isemptylist(parts) && prob(40))
+			var/part = pick(parts)
+			welder_salvage += part
+			parts -= part
+	return
 
 /obj/effect/decal/mecha_wreckage/ripley/deathripley
 	name = "Death-Ripley wreckage"
@@ -157,21 +157,21 @@
 	name = "Durand wreckage"
 	icon_state = "durand-broken"
 
-	New()
-		..()
-		var/list/parts = list(
-									/obj/item/mecha_parts/part/durand_torso,
-									/obj/item/mecha_parts/part/durand_head,
-									/obj/item/mecha_parts/part/durand_left_arm,
-									/obj/item/mecha_parts/part/durand_right_arm,
-									/obj/item/mecha_parts/part/durand_left_leg,
-									/obj/item/mecha_parts/part/durand_right_leg)
-		for(var/i=0;i<2;i++)
-			if(!isemptylist(parts) && prob(40))
-				var/part = pick(parts)
-				welder_salvage += part
-				parts -= part
-		return
+/obj/effect/decal/mecha_wreckage/durand/New()
+	..()
+	var/list/parts = list(
+								/obj/item/mecha_parts/part/durand_torso,
+								/obj/item/mecha_parts/part/durand_head,
+								/obj/item/mecha_parts/part/durand_left_arm,
+								/obj/item/mecha_parts/part/durand_right_arm,
+								/obj/item/mecha_parts/part/durand_left_leg,
+								/obj/item/mecha_parts/part/durand_right_leg)
+	for(var/i=0;i<2;i++)
+		if(!isemptylist(parts) && prob(40))
+			var/part = pick(parts)
+			welder_salvage += part
+			parts -= part
+	return
 
 /obj/effect/decal/mecha_wreckage/phazon
 	name = "Phazon wreckage"
@@ -182,22 +182,31 @@
 	name = "Odysseus wreckage"
 	icon_state = "odysseus-broken"
 
-	New()
-		..()
-		var/list/parts = list(
-									/obj/item/mecha_parts/part/odysseus_torso,
-									/obj/item/mecha_parts/part/odysseus_head,
-									/obj/item/mecha_parts/part/odysseus_left_arm,
-									/obj/item/mecha_parts/part/odysseus_right_arm,
-									/obj/item/mecha_parts/part/odysseus_left_leg,
-									/obj/item/mecha_parts/part/odysseus_right_leg)
-		for(var/i=0;i<2;i++)
-			if(!isemptylist(parts) && prob(40))
-				var/part = pick(parts)
-				welder_salvage += part
-				parts -= part
-		return
+/obj/effect/decal/mecha_wreckage/odysseus/New()
+	..()
+	var/list/parts = list(
+								/obj/item/mecha_parts/part/odysseus_torso,
+								/obj/item/mecha_parts/part/odysseus_head,
+								/obj/item/mecha_parts/part/odysseus_left_arm,
+								/obj/item/mecha_parts/part/odysseus_right_arm,
+								/obj/item/mecha_parts/part/odysseus_left_leg,
+								/obj/item/mecha_parts/part/odysseus_right_leg)
+	for(var/i=0;i<2;i++)
+		if(!isemptylist(parts) && prob(40))
+			var/part = pick(parts)
+			welder_salvage += part
+			parts -= part
+	return
 
 /obj/effect/decal/mecha_wreckage/hoverpod
 	name = "Hover pod wreckage"
 	icon_state = "engineering_pod-broken"
+
+/obj/effect/decal/mecha_wreckage/tank
+	name = "adhomian light tank wreckage"
+	desc = "Remains of some unfortunate armored vehicle. Completely unrepairable."
+	icon = 'icons/mecha/mecha_large.dmi'
+	icon_state = "tank-broken"
+	anchored = TRUE
+	pixel_x = -16
+	layer = ABOVE_MOB_LAYER
\ No newline at end of file
diff --git a/code/game/mecha/medical/odysseus.dm b/code/game/mecha/medical/odysseus.dm
index 5c2c8461681..c06050f6fcc 100644
--- a/code/game/mecha/medical/odysseus.dm
+++ b/code/game/mecha/medical/odysseus.dm
@@ -13,28 +13,28 @@
 	step_energy_drain = 6
 	var/obj/item/clothing/glasses/hud/health/mech/hud
 
-	New()
-		..()
-		hud = new /obj/item/clothing/glasses/hud/health/mech(src)
-		return
+/obj/mecha/medical/odysseus/Initialize()
+	.= ..()
+	hud = new /obj/item/clothing/glasses/hud/health/mech(src)
+	return
 
-	moved_inside(var/mob/living/carbon/human/H as mob)
-		if(..())
-			if(H.glasses)
-				occupant_message("<font color='red'>[H.glasses] prevent you from using [src] [hud]</font>")
-			else
-				H.glasses = hud
-			return 1
+/obj/mecha/medical/odysseus/moved_inside(var/mob/living/carbon/human/H as mob)
+	if(..())
+		if(H.glasses)
+			occupant_message("<font color='red'>[H.glasses] prevent you from using [src] [hud]</font>")
 		else
-			return 0
+			H.glasses = hud
+		return 1
+	else
+		return 0
 
-	go_out()
-		if(ishuman(occupant))
-			var/mob/living/carbon/human/H = occupant
-			if(H.glasses == hud)
-				H.glasses = null
-		..()
-		return
+/obj/mecha/medical/odysseus/go_out()
+	if(ishuman(occupant))
+		var/mob/living/carbon/human/H = occupant
+		if(H.glasses == hud)
+			H.glasses = null
+	..()
+	return
 /*
 	verb/set_perspective()
 		set name = "Set client perspective."
@@ -120,8 +120,8 @@
 
 			C.images += holder
 
-/obj/mecha/medical/odysseus/loaded/New()
-	..()
+/obj/mecha/medical/odysseus/loaded/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/tool/sleeper
 	ME.attach(src)
 	ME = new /obj/item/mecha_parts/mecha_equipment/tool/sleeper
diff --git a/code/game/mecha/working/hoverpod.dm b/code/game/mecha/working/hoverpod.dm
index 5da1b0c8012..c71799abe58 100644
--- a/code/game/mecha/working/hoverpod.dm
+++ b/code/game/mecha/working/hoverpod.dm
@@ -16,7 +16,7 @@
 	var/stabilization_enabled = 1
 
 /obj/mecha/working/hoverpod/Initialize()
-	. = ..()
+	.= ..()
 	ion_trail = new(src)
 
 //Modified phazon code
@@ -81,8 +81,8 @@
 	cargo_capacity = 2
 	max_equip = 2
 
-/obj/mecha/working/hoverpod/combatpod/New()
-	..()
+/obj/mecha/working/hoverpod/combatpod/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/weapon/energy/laser
 	ME.attach(src)
 	ME = new /obj/item/mecha_parts/mecha_equipment/weapon/ballistic/missile_rack/explosive
@@ -92,8 +92,8 @@
 /obj/mecha/working/hoverpod/shuttlepod
 	desc = "Who knew a tiny ball could fit three people?"
 
-/obj/mecha/working/hoverpod/shuttlepod/New()
-	..()
+/obj/mecha/working/hoverpod/shuttlepod/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/tool/passenger
 	ME.attach(src)
 	ME = new /obj/item/mecha_parts/mecha_equipment/tool/passenger
diff --git a/code/game/mecha/working/ripley.dm b/code/game/mecha/working/ripley.dm
index 280dd8abeb8..d7b21cb862e 100644
--- a/code/game/mecha/working/ripley.dm
+++ b/code/game/mecha/working/ripley.dm
@@ -44,8 +44,8 @@
 	wreckage = /obj/effect/decal/mecha_wreckage/ripley/deathripley
 	step_energy_drain = 0
 
-/obj/mecha/working/ripley/deathripley/New()
-	..()
+/obj/mecha/working/ripley/deathripley/Initialize()
+	.= ..()
 	var/obj/item/mecha_parts/mecha_equipment/ME = new /obj/item/mecha_parts/mecha_equipment/tool/safety_clamp
 	ME.attach(src)
 	return
@@ -54,8 +54,8 @@
 	desc = "An old, dusty mining ripley."
 	name = "APLU \"Miner\""
 
-/obj/mecha/working/ripley/mining/New()
-	..()
+/obj/mecha/working/ripley/mining/Initialize()
+	.= ..()
 	//Attach drill
 	if(prob(25)) //Possible diamond drill... Feeling lucky?
 		var/obj/item/mecha_parts/mecha_equipment/tool/drill/diamonddrill/D = new /obj/item/mecha_parts/mecha_equipment/tool/drill/diamonddrill
diff --git a/code/modules/cargo/random_stock/large_exosuit.dm b/code/modules/cargo/random_stock/large_exosuit.dm
index 59cc8181dbf..aa8f0e3a9d0 100644
--- a/code/modules/cargo/random_stock/large_exosuit.dm
+++ b/code/modules/cargo/random_stock/large_exosuit.dm
@@ -24,7 +24,8 @@ STOCK_ITEM_LARGE(exosuit, 1.2)//A randomly generated exosuit in a very variable
 		/obj/mecha/combat/marauder/seraph = 0.3,
 		/obj/mecha/combat/marauder/mauler = 0.4,
 		/obj/mecha/combat/phazon = 0.1,
-		/obj/mecha/combat/honker = 0.01
+		/obj/mecha/combat/honker = 0.01,
+		/obj/mecha/combat/tank = 0.01
 	)
 	var/type = pickweight(randsuits)
 	var/obj/mecha/exosuit = new type(get_turf(L))
diff --git a/code/modules/clothing/head/helmet.dm b/code/modules/clothing/head/helmet.dm
index 76c13a605f9..7456b689471 100644
--- a/code/modules/clothing/head/helmet.dm
+++ b/code/modules/clothing/head/helmet.dm
@@ -193,6 +193,20 @@
 	species_restricted = list("Unathi")
 	armor = list(melee = 65, bullet = 30, laser = 50, energy = 10, bomb = 25, bio = 0, rad = 0)
 
+/obj/item/clothing/head/helmet/tank
+	name = "padded cap"
+	desc = "A padded skullcup for those prone to bumping their heads against hard surfaces."
+	icon_state = "tank"
+	flags_inv = BLOCKHEADHAIR
+	color = "#5f5f5f"
+	armor = list(melee = 25, bullet = 5, laser = 5, energy = 10, bomb = 5, bio = 0, rad = 0)
+
+/obj/item/clothing/head/helmet/tank/olive
+	color = "#727c58"
+
+/obj/item/clothing/head/helmet/tank/tan
+	color = "#ae9f79"
+
 //Non-hardsuit ERT helmets.
 /obj/item/clothing/head/helmet/ert
 	name = "emergency response team helmet"
diff --git a/code/modules/mob/living/carbon/human/human.dm b/code/modules/mob/living/carbon/human/human.dm
index 8af640fe128..48a17e347d7 100644
--- a/code/modules/mob/living/carbon/human/human.dm
+++ b/code/modules/mob/living/carbon/human/human.dm
@@ -312,6 +312,7 @@
 // called when something steps onto a human
 // this handles mulebots and vehicles
 /mob/living/carbon/human/Crossed(var/atom/movable/AM)
+	..()
 	if(istype(AM, /obj/machinery/bot/mulebot))
 		var/obj/machinery/bot/mulebot/MB = AM
 		MB.RunOver(src)
diff --git a/code/modules/mob/living/living.dm b/code/modules/mob/living/living.dm
index 54d07724dd0..be4427b13c2 100644
--- a/code/modules/mob/living/living.dm
+++ b/code/modules/mob/living/living.dm
@@ -20,6 +20,11 @@
 	src.visible_message("<b>[src]</b> points to [A]")
 	return 1
 
+/mob/living/Crossed(var/atom/movable/AM)
+	if(istype(AM, /obj/mecha))
+		var/obj/mecha/MB = AM
+		MB.trample(src)
+
 /*one proc, four uses
 swapping: if it's 1, the mobs are trying to switch, if 0, non-passive is pushing passive
 default behaviour is:
@@ -307,7 +312,7 @@ default behaviour is:
 	return halloss
 
 /mob/living/proc/adjustHalLoss(var/amount)
-	if(status_flags & GODMODE)	
+	if(status_flags & GODMODE)
 		return 0
 
 	if(amount > 0)
diff --git a/code/modules/projectiles/projectile/special.dm b/code/modules/projectiles/projectile/special.dm
index 4436b7eee26..a12981cdbf3 100644
--- a/code/modules/projectiles/projectile/special.dm
+++ b/code/modules/projectiles/projectile/special.dm
@@ -188,7 +188,7 @@
 	penetrating = 1
 
 /obj/item/projectile/bullet/cannon/on_impact(var/atom/A)
-	explosion(A, 2, 3, 4, 4)
+	explosion(A, 1, 2, 3, 3)
 	..()
 
 //magic
diff --git a/html/changelogs/albery-tankgodness.yml b/html/changelogs/albery-tankgodness.yml
new file mode 100644
index 00000000000..8788357fd07
--- /dev/null
+++ b/html/changelogs/albery-tankgodness.yml
@@ -0,0 +1,7 @@
+author: Alberyk, Kyres1
+
+delete-after: True
+
+changes: 
+  - rscadd: "Added the Ha'rron MK.IV light tank."
+  - soundadd: "Added some sounds to certain mecha actions."
diff --git a/icons/mecha/mecha_large.dmi b/icons/mecha/mecha_large.dmi
new file mode 100644
index 00000000000..1020e007df2
Binary files /dev/null and b/icons/mecha/mecha_large.dmi differ
diff --git a/icons/mob/head.dmi b/icons/mob/head.dmi
index 14dddf36a7c..4d5f45b07b2 100644
Binary files a/icons/mob/head.dmi and b/icons/mob/head.dmi differ
diff --git a/icons/obj/clothing/hats.dmi b/icons/obj/clothing/hats.dmi
index 123bba37475..2f31a408891 100644
Binary files a/icons/obj/clothing/hats.dmi and b/icons/obj/clothing/hats.dmi differ
diff --git a/sound/mecha/hatch-door-close.ogg b/sound/mecha/hatch-door-close.ogg
new file mode 100644
index 00000000000..c47c47f6e36
Binary files /dev/null and b/sound/mecha/hatch-door-close.ogg differ
diff --git a/sound/mecha/tanktread.ogg b/sound/mecha/tanktread.ogg
new file mode 100644
index 00000000000..394cee92e50
Binary files /dev/null and b/sound/mecha/tanktread.ogg differ