diff --git a/code/__DEFINES/combat.dm b/code/__DEFINES/combat.dm
index ad776db0e76..b51dcec889a 100644
--- a/code/__DEFINES/combat.dm
+++ b/code/__DEFINES/combat.dm
@@ -79,10 +79,10 @@
  #define SAWN_INTACT  0
  #define SAWN_OFF     1
 
- #define WEAPON_LIGHT 0
- #define WEAPON_MEDIUM 1
- #define WEAPON_HEAVY 2
-
+#define WEAPON_DUAL_WIELD 0
+#define WEAPON_LIGHT 1
+#define WEAPON_MEDIUM 2
+#define WEAPON_HEAVY 3
 
 //Health Defines
 
diff --git a/code/modules/projectiles/gun.dm b/code/modules/projectiles/gun.dm
index d63f339a5df..aef62847bd4 100644
--- a/code/modules/projectiles/gun.dm
+++ b/code/modules/projectiles/gun.dm
@@ -119,12 +119,6 @@
 			else
 				user.visible_message("<span class='danger'>[user] fires [src]!</span>", null, null, COMBAT_MESSAGE_RANGE)
 
-	if(weapon_weight >= WEAPON_MEDIUM)
-		if(user.get_inactive_held_item())
-			if(prob(15))
-				if(user.drop_item())
-					user.visible_message("<span class='danger'>[src] flies out of [user]'s hands!</span>", "<span class='userdanger'>[src] kicks out of your grip!</span>")
-
 /obj/item/weapon/gun/emp_act(severity)
 	for(var/obj/O in contents)
 		O.emp_act(severity)
@@ -170,7 +164,21 @@
 		user << "<span class='userdanger'>You need both hands free to fire [src]!</span>"
 		return
 
-	process_fire(target,user,1,params)
+	//DUAL (or more!) WIELDING
+	var/bonus_spread = 0
+	var/loop_counter = 0
+	if(ishuman(user) && user.a_intent == "harm")
+		var/mob/living/carbon/human/H = user
+		for(var/obj/item/weapon/gun/G in H.held_items)
+			if(G == src || G.weapon_weight >= WEAPON_MEDIUM)
+				continue
+			else if(G.can_trigger_gun(user))
+				bonus_spread += 24 * G.weapon_weight
+				loop_counter++
+				spawn(loop_counter)
+					G.process_fire(target,user,1,params, null, bonus_spread)
+
+	process_fire(target,user,1,params, null, bonus_spread)
 
 
 
@@ -195,17 +203,17 @@
 obj/item/weapon/gun/proc/recharge_newshot()
 	return
 
-/obj/item/weapon/gun/proc/process_fire(atom/target as mob|obj|turf, mob/living/user as mob|obj, message = 1, params, zone_override)
+/obj/item/weapon/gun/proc/process_fire(atom/target as mob|obj|turf, mob/living/user as mob|obj, message = 1, params, zone_override, bonus_spread = 0)
 	add_fingerprint(user)
 
 	if(semicd)
 		return
 
-	if(weapon_weight)
-		if(user.get_inactive_held_item())
-			recoil = 4 //one-handed kick
-		else
-			recoil = initial(recoil)
+	var/sprd = 0
+	var/randomized_gun_spread = 0
+	if(spread)
+		randomized_gun_spread =	rand(0,spread)
+	var/randomized_bonus_spread = rand(0, bonus_spread)
 
 	if(burst_size > 1)
 		firing_burst = 1
@@ -216,11 +224,10 @@ obj/item/weapon/gun/proc/recharge_newshot()
 				if( i>1 && !(user.is_holding(src))) //for burst firing
 					break
 			if(chambered && chambered.BB)
-				var/sprd = 0
 				if(randomspread)
-					sprd = round((rand() - 0.5) * spread)
+					sprd = round((rand() - 0.5) * (randomized_gun_spread + randomized_bonus_spread))
 				else //Smart spread
-					sprd = round((i / burst_size - 0.5) * spread)
+					sprd = round((i / burst_size - 0.5) * (randomized_gun_spread + randomized_bonus_spread))
 
 				if(!chambered.fire_casing(target, user, params, ,suppressed, zone_override, sprd))
 					shoot_with_empty_chamber(user)
@@ -239,7 +246,8 @@ obj/item/weapon/gun/proc/recharge_newshot()
 		firing_burst = 0
 	else
 		if(chambered)
-			if(!chambered.fire_casing(target, user, params, , suppressed, zone_override, spread))
+			sprd = round((pick(1,-1)) * (randomized_gun_spread + randomized_bonus_spread))
+			if(!chambered.fire_casing(target, user, params, , suppressed, zone_override, sprd))
 				shoot_with_empty_chamber(user)
 				return
 			else
diff --git a/code/modules/projectiles/guns/ballistic/automatic.dm b/code/modules/projectiles/guns/ballistic/automatic.dm
index 1d871e9372d..faf398613c4 100644
--- a/code/modules/projectiles/guns/ballistic/automatic.dm
+++ b/code/modules/projectiles/guns/ballistic/automatic.dm
@@ -290,7 +290,7 @@
 	slot_flags = 0
 	origin_tech = "combat=6;engineering=3;syndicate=6"
 	mag_type = /obj/item/ammo_box/magazine/mm556x45
-	weapon_weight = WEAPON_MEDIUM
+	weapon_weight = WEAPON_HEAVY
 	fire_sound = 'sound/weapons/Gunshot_smg.ogg'
 	var/cover_open = 0
 	can_suppress = 0
@@ -356,7 +356,7 @@
 	icon_state = "sniper"
 	item_state = "sniper"
 	recoil = 2
-	weapon_weight = WEAPON_MEDIUM
+	weapon_weight = WEAPON_HEAVY
 	mag_type = /obj/item/ammo_box/magazine/sniper_rounds
 	fire_delay = 40
 	burst_size = 1
diff --git a/code/modules/projectiles/guns/ballistic/shotgun.dm b/code/modules/projectiles/guns/ballistic/shotgun.dm
index 15eaf9a0764..2b5ea3be66c 100644
--- a/code/modules/projectiles/guns/ballistic/shotgun.dm
+++ b/code/modules/projectiles/guns/ballistic/shotgun.dm
@@ -11,6 +11,7 @@
 	mag_type = /obj/item/ammo_box/magazine/internal/shot
 	casing_ejector = 0
 	var/recentpump = 0 // to prevent spammage
+	weapon_weight = WEAPON_MEDIUM
 
 /obj/item/weapon/gun/ballistic/shotgun/attackby(obj/item/A, mob/user, params)
 	. = ..()
diff --git a/code/modules/projectiles/guns/energy/energy_gun.dm b/code/modules/projectiles/guns/energy/energy_gun.dm
index 0eae9ee65e4..77c2eef75cb 100644
--- a/code/modules/projectiles/guns/energy/energy_gun.dm
+++ b/code/modules/projectiles/guns/energy/energy_gun.dm
@@ -69,7 +69,7 @@
 	slot_flags = null
 	w_class = 5
 	ammo_type = list(/obj/item/ammo_casing/energy/electrode, /obj/item/ammo_casing/energy/laser)
-	weapon_weight = WEAPON_MEDIUM
+	weapon_weight = WEAPON_HEAVY
 	can_flashlight = 0
 	trigger_guard = TRIGGER_GUARD_NONE
 	ammo_x_offset = 2