diff --git a/code/game/objects/items/weapons/kitchen.dm b/code/game/objects/items/weapons/kitchen.dm
index a68276a3100..6fbdba918ed 100644
--- a/code/game/objects/items/weapons/kitchen.dm
+++ b/code/game/objects/items/weapons/kitchen.dm
@@ -153,6 +153,7 @@
 	icon_state = "knife"
 	desc = "A general purpose Chef's Knife made by SpaceCook Incorporated. Guaranteed to stay sharp for years to come."
 	flags = FPRINT | TABLEPASS | CONDUCT
+	sharp = 1
 	force = 10.0
 	w_class = 3.0
 	throwforce = 6.0
diff --git a/code/game/objects/items/weapons/weaponry.dm b/code/game/objects/items/weapons/weaponry.dm
index 08af5cda280..92e6b78d754 100644
--- a/code/game/objects/items/weapons/weaponry.dm
+++ b/code/game/objects/items/weapons/weaponry.dm
@@ -146,5 +146,5 @@
 	item_state = "harpoon"
 	force = 20
 	throwforce = 15
-	w_class = 2
+	w_class = 3
 	attack_verb = list("jabbed","stabbed","ripped")
\ No newline at end of file
diff --git a/code/modules/mob/living/carbon/human/human.dm b/code/modules/mob/living/carbon/human/human.dm
index 63d685bfbdd..fc93d905b63 100644
--- a/code/modules/mob/living/carbon/human/human.dm
+++ b/code/modules/mob/living/carbon/human/human.dm
@@ -45,7 +45,7 @@
 		if(istype(tmob, /mob/living/carbon/human))
 
 			for(var/mob/M in range(tmob, 1))
-				if( ((M.pulling == tmob && ( tmob.restrained() && !( M.restrained() ) && M.stat == 0)) || locate(/obj/item/weapon/grab, tmob.grabbed_by.len)) )
+				if(tmob.pinned.len ||  ((M.pulling == tmob && ( tmob.restrained() && !( M.restrained() ) && M.stat == 0)) || locate(/obj/item/weapon/grab, tmob.grabbed_by.len)) )
 					if ( !(world.time % 5) )
 						src << "\red [tmob] is restrained, you cannot push past"
 					now_pushing = 0
@@ -1153,6 +1153,11 @@
 		affected.implants -= selection
 		shock_stage+=10
 
+		for(var/obj/item/weapon/O in pinned)
+			if(O == selection)
+				pinned -= O
+			src.anchored = 0
+
 		if(prob(10)) //I'M SO ANEMIC I COULD JUST -DIE-.
 			var/datum/wound/internal_bleeding/I = new (15)
 			affected.wounds += I
diff --git a/code/modules/mob/living/living_defense.dm b/code/modules/mob/living/living_defense.dm
index a3bc884c171..f7b2caecae3 100644
--- a/code/modules/mob/living/living_defense.dm
+++ b/code/modules/mob/living/living_defense.dm
@@ -61,7 +61,7 @@
 	P.on_hit(src, absorb)
 	return absorb
 
-/mob/living/hitby(atom/movable/AM as mob|obj,var/speed)//Standardization and logging -Sieve
+/mob/living/hitby(atom/movable/AM as mob|obj,var/speed = 5)//Standardization and logging -Sieve
 	if(istype(AM,/obj/))
 		var/obj/O = AM
 		var/zone = ran_zone("chest",75)//Hits a random part of the body, geared towards the chest
@@ -73,11 +73,43 @@
 		var/armor = run_armor_check(zone, "melee", "Your armor has protected your [zone].", "Your armor has softened hit to your [zone].")
 		if(armor < 2)
 			apply_damage(O.throwforce*(speed/5), dtype, zone, armor, O.sharp, O)
+
 		if(!O.fingerprintslast)
 			return
+
 		var/client/assailant = directory[ckey(O.fingerprintslast)]
 		if(assailant && assailant.mob && istype(assailant.mob,/mob))
 			var/mob/M = assailant.mob
 			src.attack_log += text("\[[time_stamp()]\] <font color='orange'>Has been hit with [O], last touched by [M.name] ([assailant.ckey])</font>")
 			M.attack_log += text("\[[time_stamp()]\] <font color='red'>Hit [src.name] ([src.ckey]) with [O]</font>")
 			log_attack("<font color='red'>[src.name] ([src.ckey]) was hit by [O], last touched by [M.name] ([assailant.ckey])</font>")
+
+			// Begin BS12 momentum-transfer code.
+
+			if(speed > 20)
+				var/obj/item/weapon/W = O
+				var/momentum = speed/2
+				var/dir = get_dir(M,src)
+				visible_message("\red [src] staggers under the impact!","\red You stagger under the impact!")
+
+				src.throw_at(get_edge_target_turf(src,dir),1,momentum)
+
+				if(near_wall(dir,2) && W.w_class >= 3 && W.sharp) //If they're close to a wall and the projectile is suitable.
+					visible_message("<span class='warning'>[src] is pinned to the wall by [O]!</span>","<span class='warning'>You are pinned to the wall by [O]!</span>")
+					src.anchored = 1
+					src.pinned += O
+
+
+/mob/living/proc/near_wall(var/direction,var/distance=1)
+	var/turf/T = get_step(get_turf(src),direction)
+	var/i = 1
+	while(i>0 && i<=distance)
+		if(T.density) //Turf is a wall!
+			return 1
+		i++
+		T = get_step(T,direction)
+
+	return 0
+
+
+// End BS12 momentum-transfer code.
\ No newline at end of file
diff --git a/code/modules/mob/living/living_defines.dm b/code/modules/mob/living/living_defines.dm
index 19d94b42f5a..8d76b47513c 100644
--- a/code/modules/mob/living/living_defines.dm
+++ b/code/modules/mob/living/living_defines.dm
@@ -24,7 +24,6 @@
 	//Allows mobs to move through dense areas without restriction. For instance, in space or out of holder objects.
 	var/incorporeal_move = 0 //0 is off, 1 is normal, 2 is for ninjas.
 
-
 	var/t_plasma = null
 	var/t_oxygen = null
 	var/t_sl_gas = null
diff --git a/code/modules/mob/mob.dm b/code/modules/mob/mob.dm
index 253e4ee43dc..6e9beda1bad 100644
--- a/code/modules/mob/mob.dm
+++ b/code/modules/mob/mob.dm
@@ -583,24 +583,31 @@ var/list/slot_equipment_priority = list( \
 		pulling = null
 
 /mob/proc/start_pulling(var/atom/movable/AM)
+
 	if ( !AM || !usr || src==AM || !isturf(src.loc) )	//if there's no person pulling OR the person is pulling themself OR the object being pulled is inside something: abort!
 		return
-	if (!( AM.anchored ))
-		if(pulling)
-			var/pulling_old = pulling
-			stop_pulling()
-			// Are we pulling the same thing twice? Just stop pulling.
-			if(pulling_old == AM)
-				return
-		src.pulling = AM
-		AM.pulledby = src
-		if(ismob(AM))
-			var/mob/M = AM
-			if(!iscarbon(src))
-				M.LAssailant = null
-			else
-				M.LAssailant = usr
 
+	if (AM.anchored)
+		return
+
+	var/mob/M = AM
+	if(ismob(AM))
+		if(!iscarbon(src))
+			M.LAssailant = null
+		else
+			M.LAssailant = usr
+		if (M.pinned.len)
+			usr << "They're pinned, gtfo."
+			return
+
+	if(pulling)
+		var/pulling_old = pulling
+		stop_pulling()
+		// Are we pulling the same thing twice? Just stop pulling.
+		if(pulling_old == AM)
+			return
+	src.pulling = AM
+	AM.pulledby = src
 
 /mob/proc/can_use_hands()
 	return
diff --git a/code/modules/mob/mob_defines.dm b/code/modules/mob/mob_defines.dm
index 9715e6ed20c..140e5b63572 100644
--- a/code/modules/mob/mob_defines.dm
+++ b/code/modules/mob/mob_defines.dm
@@ -85,6 +85,7 @@
 	var/lastpuke = 0
 	var/unacidable = 0
 	var/small = 0
+	var/list/pinned = list() //List of things pinning this creature to walls (see living_defense.dm)
 
 	var/name_archive //For admin things like possession
 
diff --git a/code/modules/mob/mob_movement.dm b/code/modules/mob/mob_movement.dm
index cec9b06861a..80d55c0a041 100644
--- a/code/modules/mob/mob_movement.dm
+++ b/code/modules/mob/mob_movement.dm
@@ -256,7 +256,6 @@
 
 	if(!mob.canmove)	return
 
-
 	//if(istype(mob.loc, /turf/space) || (mob.flags & NOGRAV))
 	//	if(!mob.Process_Spacemove(0))	return 0
 
@@ -279,6 +278,10 @@
 					src << "\blue You're restrained! You can't move!"
 					return 0
 
+		if(mob.pinned.len)
+			src << "\blue You're pinned to a wall by [mob.pinned[1]]!"
+			return 0
+
 		move_delay = world.time//set move delay
 		mob.last_move_intent = world.time + 10
 		switch(mob.m_intent)
diff --git a/code/modules/projectiles/guns/projectile/bow.dm b/code/modules/projectiles/guns/projectile/bow.dm
index a052f198422..25f4276d9a0 100644
--- a/code/modules/projectiles/guns/projectile/bow.dm
+++ b/code/modules/projectiles/guns/projectile/bow.dm
@@ -7,7 +7,7 @@
 	item_state = "bolt"
 	flags =  FPRINT | TABLEPASS
 	throwforce = 12
-	w_class = 2.0
+	w_class = 3.0
 	sharp = 1
 
 /obj/item/weapon/arrow/proc/removed() //Helper for metal rods falling apart..
@@ -33,7 +33,7 @@
 	icon = 'icons/obj/weapons.dmi'
 	icon_state = "crossbow"
 	item_state = "crossbow-solid"
-	w_class = 4.0
+	w_class = 5.0
 	flags =  FPRINT | TABLEPASS | CONDUCT |  USEDELAY
 	slot_flags = SLOT_BELT | SLOT_BACK
 
@@ -59,6 +59,7 @@
 			var/obj/item/stack/rods/R = W
 			R.use(1)
 			arrow = new /obj/item/weapon/arrow/rod(src)
+			arrow.fingerprintslast = src.fingerprintslast
 			arrow.loc = src
 			user.visible_message("[user] haphazardly jams [arrow] into [src].","You jam [arrow] into [src].")
 			if(cell)
@@ -156,6 +157,10 @@
 	else if(target == user)
 		return
 
+	if(!tension)
+		user << "You haven't drawn back the bolt!"
+		return 0
+
 	if (!arrow)
 		user << "You have no arrow nocked to [src]!"
 		return 0
diff --git a/code/modules/projectiles/guns/projectile/pneumatic.dm b/code/modules/projectiles/guns/projectile/pneumatic.dm
index 7d2f0c3b498..fe6c2651bd5 100644
--- a/code/modules/projectiles/guns/projectile/pneumatic.dm
+++ b/code/modules/projectiles/guns/projectile/pneumatic.dm
@@ -4,7 +4,7 @@
 	icon = 'icons/obj/gun.dmi'
 	icon_state = "pneumatic"
 	item_state = "pneumatic"
-	w_class = 4.0
+	w_class = 5.0
 	flags =  FPRINT | TABLEPASS | CONDUCT |  USEDELAY
 	slot_flags = SLOT_BELT
 	max_w_class = 3