diff --git a/code/_onclick/hud/screen_objects_ch.dm b/code/_onclick/hud/screen_objects_ch.dm
index 07886a4546..2a0cf6f3e7 100644
--- a/code/_onclick/hud/screen_objects_ch.dm
+++ b/code/_onclick/hud/screen_objects_ch.dm
@@ -38,13 +38,17 @@
 	var/warned = FALSE
 	var/static/list/ammo_screen_loc_list = list(ui_ammo_hud1, ui_ammo_hud2, ui_ammo_hud3 ,ui_ammo_hud4)
 
-/obj/screen/ammo/proc/add_hud(var/mob/living/user)
+/obj/screen/ammo/proc/add_hud(var/mob/living/user, var/obj/item/weapon/gun/G)
+	
 	if(!user?.client)
 		return
+		
+	// var/obj/item/weapon/gun/G = user.get_active_hand()
+	
+	if(!G)
+		CRASH("/obj/screen/ammo/proc/add_hud() has been called from [src] without the required param of G")
 
-	var/obj/item/weapon/gun/G = user.get_active_hand()
-
-	if(!G || !G.has_ammo_counter() || !G.hud_enabled)
+	if(!G.has_ammo_counter())
 		return
 
 	user.client.screen += src
@@ -52,13 +56,13 @@
 /obj/screen/ammo/proc/remove_hud(var/mob/living/user)
 	user?.client?.screen -= src
 
-/obj/screen/ammo/proc/update_hud(var/mob/living/user)
+/obj/screen/ammo/proc/update_hud(var/mob/living/user, var/obj/item/weapon/gun/G)
 	if(!user?.client?.screen.Find(src))
 		return
 
-	var/obj/item/weapon/gun/G = user.get_active_hand()
+	// var/obj/item/weapon/gun/G = user.get_active_hand()
 
-	if(!G || !istype(G) || !G.has_ammo_counter() || !G.hud_enabled || !G.get_ammo_type() || isnull(G.get_ammo_count()))
+	if(!G || !istype(G) || !G.has_ammo_counter() || !G.get_ammo_type() || isnull(G.get_ammo_count()))
 		remove_hud()
 		return
 
diff --git a/code/modules/projectiles/gun.dm b/code/modules/projectiles/gun.dm
index 217f206381..4b56821d01 100644
--- a/code/modules/projectiles/gun.dm
+++ b/code/modules/projectiles/gun.dm
@@ -451,6 +451,9 @@
 					to_chat(nerd, "<span class='danger'>You're so tiny that the pull of the trigger causes you to drop the gun!</span>")
 				
 	//YAWNEDIT: Knockdown code end
+	
+	// CHOMPEdit: TGMC Ammo HUD insertion:
+	user.hud_used.update_ammo_hud(user, src)
 
 // Similar to the above proc, but does not require a user, which is ideal for things like turrets.
 /obj/item/weapon/gun/proc/Fire_userless(atom/target)
@@ -543,6 +546,7 @@
 /obj/item/weapon/gun/proc/handle_click_empty(mob/user)
 	if (user)
 		user.visible_message("*click click*", "<span class='danger'>*click*</span>")
+		user.hud_used.update_ammo_hud(user, src)
 	else
 		src.visible_message("*click click*")
 	playsound(src, 'sound/weapons/empty.ogg', 100, 1)
@@ -774,6 +778,7 @@
 	var/datum/firemode/new_mode = firemodes[sel_mode]
 	new_mode.apply_to(src)
 	to_chat(user, "<span class='notice'>\The [src] is now set to [new_mode.name].</span>")
+	user.hud_used.update_ammo_hud(user, src) // CHOMPEdit: TGMC Ammo HUD
 
 	return new_mode
 
diff --git a/code/modules/projectiles/gun_ch.dm b/code/modules/projectiles/gun_ch.dm
index 58e2fd9483..61e657ae58 100644
--- a/code/modules/projectiles/gun_ch.dm
+++ b/code/modules/projectiles/gun_ch.dm
@@ -1,2 +1,28 @@
 /obj/item/weapon/gun
-	var/holy = 0 //For Divinely blessed guns
\ No newline at end of file
+	var/holy = 0 //For Divinely blessed guns
+	
+/* TGMC Ammo HUD Port Begin */
+/obj/item/weapon/gun
+	var/hud_enabled = TRUE
+
+/obj/item/weapon/gun/proc/has_ammo_counter()
+	return FALSE
+
+/obj/item/weapon/gun/proc/get_ammo_type()
+	return FALSE
+
+/obj/item/weapon/gun/proc/get_ammo_count()
+	return FALSE
+	
+/obj/item/weapon/gun/equipped(mob/living/user, slot) // When a gun is equipped to your hands, we'll add the HUD to the user. Pending porting over TGMC guncode where wielding is far more sensible.
+	if(slot == slot_l_hand || slot == slot_r_hand)
+		user.hud_used.add_ammo_hud(user, src)
+	else
+		user.hud_used.remove_ammo_hud(user, src)
+	
+	return ..()
+	
+/obj/item/weapon/gun/dropped(mob/living/user) // Ditto as above, we remove the HUD. Pending porting TGMC code to clean up this fucking nightmare of spaghetti. 
+	user.hud_used.remove_ammo_hud(user, src)
+	
+	..()
\ No newline at end of file
diff --git a/code/modules/projectiles/guns/energy.dm b/code/modules/projectiles/guns/energy.dm
index b869a7c6b5..c9e418e5c4 100644
--- a/code/modules/projectiles/guns/energy.dm
+++ b/code/modules/projectiles/guns/energy.dm
@@ -92,6 +92,9 @@
 
 			power_supply.give(rechargeamt) //... to recharge 1/5th the battery
 			update_icon()
+			var/mob/living/M = loc // CHOMPEdit: TGMC Ammo HUD
+			if(istype(M)) // CHOMPEdit: TGMC Ammo HUD
+				M?.hud_used.update_ammo_hud(M, src) // CHOMPEdit: TGMC Ammo HUD
 		else
 			charge_tick = 0
 	return 1
@@ -132,6 +135,7 @@
 					playsound(src, 'sound/weapons/flipblade.ogg', 50, 1)
 					update_icon()
 					update_held_icon()
+					user.hud_used.update_ammo_hud(user, src) // CHOMPEdit: TGMC Ammo HUD
 		else
 			to_chat(user, "<span class='notice'>This cell is not fitted for [src].</span>")
 	return
@@ -148,6 +152,7 @@
 		playsound(src, 'sound/weapons/empty.ogg', 50, 1)
 		update_icon()
 		update_held_icon()
+		user.hud_used.update_ammo_hud(user, src) // CHOMPEdit: TGMC Ammo HUD
 	else
 		to_chat(user, "<span class='notice'>[src] does not have a power cell.</span>")
 
@@ -235,3 +240,20 @@
 	results += ..()
 
 	return results
+
+// CHOMPEDIT: TGMC AMMO HUD PORT Start
+/obj/item/weapon/gun/energy/has_ammo_counter()
+	return TRUE
+
+/obj/item/weapon/gun/energy/get_ammo_type()
+	if(!projectile_type)
+		return list("unknown", "unknown")
+	else
+		var/obj/item/projectile/P = projectile_type
+		return list(initial(P.hud_state), initial(P.hud_state_empty))
+
+/obj/item/weapon/gun/energy/get_ammo_count()
+	if(!power_supply)
+		return 0
+	else
+		return FLOOR(power_supply.charge / max(charge_cost, 1), 1)
\ No newline at end of file
diff --git a/code/modules/projectiles/guns/projectile/shotgun.dm b/code/modules/projectiles/guns/projectile/shotgun.dm
index 7a00e2b92e..3771e5810a 100644
--- a/code/modules/projectiles/guns/projectile/shotgun.dm
+++ b/code/modules/projectiles/guns/projectile/shotgun.dm
@@ -1,6 +1,30 @@
 /*
  * Shotgun
  */
+// TGMC Ammo HUD Insertion
+/obj/item/weapon/gun/projectile/shotgun/has_ammo_counter()
+	return TRUE
+
+/obj/item/weapon/gun/projectile/shotgun/get_ammo_type()
+	if(load_method == MAGAZINE)
+		if(!ammo_magazine)
+		
+	else if(load_method == SINGLE_CASING|SPEEDLOADER && loaded.len)
+		
+	else
+		return list("unknown", "unknown")
+
+/obj/item/weapon/gun/projectile/shotgun/get_ammo_count()
+	if(load_method == MAGAZINE)
+		if(!ammo_magazine)
+			return chambered ? 1 : 0
+		else
+			return chambered ? (ammo_magazine.stored_ammo + 1) : ammo_magazine.stored_ammo
+	else if(load_method == SINGLE_CASING|SPEEDLOADER)
+		if(chambered)
+	else
+		
+
 /obj/item/weapon/gun/projectile/shotgun/pump
 	name = "shotgun"
 //	desc = "The mass-produced MarsTech Meteor 29 shotgun is a favourite of police and security forces on many worlds. Uses 12g rounds." //CHOMP Disable
diff --git a/code/modules/projectiles/projectile/beams.dm b/code/modules/projectiles/projectile/beams.dm
index 7cc79d8d15..4635684f25 100644
--- a/code/modules/projectiles/projectile/beams.dm
+++ b/code/modules/projectiles/projectile/beams.dm
@@ -20,6 +20,9 @@
 	muzzle_type = /obj/effect/projectile/muzzle/laser
 	tracer_type = /obj/effect/projectile/tracer/laser
 	impact_type = /obj/effect/projectile/impact/laser
+	
+	hud_state = "laser"
+	hud_state_empty = "battery_empty"
 
 /obj/item/projectile/beam/practice
 	name = "laser"
@@ -229,6 +232,8 @@
 	muzzle_type = /obj/effect/projectile/muzzle/stun
 	tracer_type = /obj/effect/projectile/tracer/stun
 	impact_type = /obj/effect/projectile/impact/stun
+	
+	hud_state = "taser" // TGMC Ammo HUD port
 
 /obj/item/projectile/beam/stun/weak
 	name = "weak stun beam"
diff --git a/code/modules/projectiles/projectile/bullets.dm b/code/modules/projectiles/projectile/bullets.dm
index a1d09e76f1..2c2e0c12da 100644
--- a/code/modules/projectiles/projectile/bullets.dm
+++ b/code/modules/projectiles/projectile/bullets.dm
@@ -70,30 +70,38 @@
 /obj/item/projectile/bullet/pistol // 9mm pistols and most SMGs. Sacrifice power for capacity.
 	fire_sound = 'sound/weapons/gunshot2.ogg'
 	damage = 20
+	hud_state = "pistol"  // CHOMPEdit: Putting these here for easier upstream porting.
+	hud_state_empty = "pistol_empty"  // CHOMPEdit: Putting these here for easier upstream porting.
 
 /obj/item/projectile/bullet/pistol/ap
 	damage = 15
 	armor_penetration = 30
+	hud_state = "pistol_light_ap"  // CHOMPEdit: Putting these here for easier upstream porting.
 
 /obj/item/projectile/bullet/pistol/hp
 	damage = 25
 	armor_penetration = -50
+	hud_state = "pistol_ap"  // CHOMPEdit: Putting these here for easier upstream porting.
 
 /obj/item/projectile/bullet/pistol/medium // .45 (and maybe .40 if it ever gets added) caliber security pistols. Balance between capacity and power.
 	fire_sound = 'sound/weapons/gunshot3.ogg' // Snappier sound.
 	damage = 25
+	hud_state = "pistol"  // CHOMPEdit: Putting these here for easier upstream porting.
 
 /obj/item/projectile/bullet/pistol/medium/ap
 	damage = 20
 	armor_penetration = 15
+	hud_state = "pistol_light_ap"  // CHOMPEdit: Putting these here for easier upstream porting.
 
 /obj/item/projectile/bullet/pistol/medium/hp
 	damage = 30
 	armor_penetration = -50
+	hud_state = "pistol_ap"  // CHOMPEdit: Putting these here for easier upstream porting.
 
 /obj/item/projectile/bullet/pistol/strong // .357 and .44 caliber stuff. High power pistols like the Mateba or Desert Eagle. Sacrifice capacity for power.
 	fire_sound = 'sound/weapons/gunshot4.ogg'
 	damage = 60
+	hud_state = "pistol_heavy"
 
 /obj/item/projectile/bullet/pistol/rubber/strong // "Rubber" bullets for high power pistols.
 	fire_sound = 'sound/weapons/gunshot3.ogg' // Rubber shots have less powder, but these still have more punch than normal rubber shot.
diff --git a/code/modules/projectiles/projectile_ch.dm b/code/modules/projectiles/projectile_ch.dm
index a2af0b08be..649673c772 100644
--- a/code/modules/projectiles/projectile_ch.dm
+++ b/code/modules/projectiles/projectile_ch.dm
@@ -1,6 +1,8 @@
 /obj/item/projectile
 /// If this projectile is holy. Silver bullets, etc. Currently no effects.
 	var/holy = 0
+	var/hud_state = "unknown" // TGMC Ammo HUD Port
+	var/hud_state_empty = "unknown" // TGMC Ammo HUD Port
 
 /obj/item/projectile/bullet/pellet/shotgun/silver
 	name = "shrapnel"