diff --git a/code/__defines/_planes+layers.dm b/code/__defines/_planes+layers.dm
index faaa475894..60557d1dd7 100644
--- a/code/__defines/_planes+layers.dm
+++ b/code/__defines/_planes+layers.dm
@@ -71,6 +71,7 @@ What is the naming convention for planes or layers?
 	#define HIDING_LAYER			2.6 // Layer at which mobs hide to be under things like tables
 	#define DOOR_OPEN_LAYER			2.7 // Under all objects if opened. 2.7 due to tables being at 2.6
 	#define TABLE_LAYER				2.8 // Just under stuff that wants to be slightly below common objects.
+	#define PROJECTILE_HIT_THRESHOLD_LAYER 2.8
 	#define UNDER_JUNK_LAYER		2.9 // Things that want to be slightly below common objects
 	// Turf/Obj layer boundary
 	#define ABOVE_JUNK_LAYER		3.1 // Things that want to be slightly above common objects
diff --git a/code/__defines/flags.dm b/code/__defines/flags.dm
index 5b6152e6d2..8af1d98622 100644
--- a/code/__defines/flags.dm
+++ b/code/__defines/flags.dm
@@ -43,3 +43,4 @@ GLOBAL_LIST_INIT(bitflags, list(1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 204
 #define PASSGLASS				(1<<1)
 #define PASSGRILLE				(1<<2)
 #define PASSBLOB				(1<<3)
+#define PASSMOB					(1<<4)
diff --git a/code/modules/mob/living/living_movement.dm b/code/modules/mob/living/living_movement.dm
new file mode 100644
index 0000000000..3143c914a0
--- /dev/null
+++ b/code/modules/mob/living/living_movement.dm
@@ -0,0 +1,31 @@
+/mob/CanPass(atom/movable/mover, turf/target, height, air_group)
+	if(air_group || (height == 0))
+		return TRUE
+
+	if(ismob(mover))
+		var/mob/moving_mob = mover
+		if ((other_mobs && moving_mob.other_mobs))
+			return TRUE
+	if(istype(mover, /obj/item/projectile))
+		var/obj/item/projectile/P = mover
+		return !P.can_hit_target(src, P.permutated, src == P.original, TRUE)
+	return (!mover.density || !density || lying)
+
+/*
+/mob/CanPass(atom/movable/mover, turf/target, height=0, air_group=0)
+	if(air_group || (height==0)) return 1
+
+	if((mover.pass_flags & PASSMOB))
+		return TRUE
+	if(istype(mover, /obj/item/projectile) || mover.throwing)
+		return (!density || !(mobility_flags & MOBILITY_STAND))
+	if(buckled == mover)
+		return TRUE
+	if(ismob(mover))
+		var/mob/moving_mob = mover
+		if ((other_mobs && moving_mob.other_mobs))
+			return TRUE
+		if (mover in buckled_mobs)
+			return TRUE
+	return (!mover.density || !density || !(mobility_flags & MOBILITY_STAND))
+*/
diff --git a/code/modules/mob/mob_movement.dm b/code/modules/mob/mob_movement.dm
index 60afcdf558..b6f7121455 100644
--- a/code/modules/mob/mob_movement.dm
+++ b/code/modules/mob/mob_movement.dm
@@ -1,34 +1,3 @@
-/mob/CanPass(atom/movable/mover, turf/target, height, air_group)
-	if(air_group || !height)
-		return TRUE
-
-	if(ismob(mover))
-		var/mob/moving_mob = mover
-		if ((other_mobs && moving_mob.other_mobs))
-			return 1
-		return (!mover.density || !density || lying)
-	else
-		return (!mover.density || !density || lying)
-
-/*
-/mob/CanPass(atom/movable/mover, turf/target, height=0, air_group=0)
-	if(air_group || (height==0)) return 1
-
-	if((mover.pass_flags & PASSMOB))
-		return TRUE
-	if(istype(mover, /obj/item/projectile) || mover.throwing)
-		return (!density || !(mobility_flags & MOBILITY_STAND))
-	if(buckled == mover)
-		return TRUE
-	if(ismob(mover))
-		var/mob/moving_mob = mover
-		if ((other_mobs && moving_mob.other_mobs))
-			return TRUE
-		if (mover in buckled_mobs)
-			return TRUE
-	return (!mover.density || !density || !(mobility_flags & MOBILITY_STAND))
-*/
-
 /mob/proc/setMoveCooldown(var/timeout)
 	move_delay = max(world.time + timeout, move_delay)
 
diff --git a/code/modules/projectiles/projectile.dm b/code/modules/projectiles/projectile.dm
index ed4d0a639f..39aba2a710 100644
--- a/code/modules/projectiles/projectile.dm
+++ b/code/modules/projectiles/projectile.dm
@@ -24,6 +24,7 @@
 	var/time_offset = 0
 	var/datum/point/vector/trajectory
 	var/trajectory_ignore_forcemove = FALSE	//instructs forceMove to NOT reset our trajectory to the new location!
+	var/ignore_source_check = FALSE
 
 	var/speed = 0.8			//Amount of deciseconds it takes for projectile to travel
 	var/Angle = 0
@@ -114,6 +115,8 @@
 
 	var/vacuum_traversal = TRUE //Determines if the projectile can exist in vacuum, if false, the projectile will be deleted if it enters vacuum.
 
+	var/temporary_unstoppable_movement = FALSE
+
 /obj/item/projectile/proc/Range()
 	range--
 	if(range <= 0 && loc)
@@ -206,8 +209,10 @@
 
 /obj/item/projectile/Crossed(atom/movable/AM) //A mob moving on a tile with a projectile is hit by it.
 	..()
-	if(isliving(AM) && (AM.density || AM == original))
-		Bump(AM)
+	if(isliving(AM) && !(pass_flags & PASSMOB))
+		var/mob/living/L = AM
+		if(can_hit_target(L, permutated, (AM == original)))
+			Bump(AM)
 
 /obj/item/projectile/proc/process_homing()			//may need speeding up in the future performance wise.
 	if(!homing_target)
@@ -312,6 +317,15 @@
 	START_PROCESSING(SSprojectiles, src)
 	pixel_move(1, FALSE)	//move it now!
 
+/obj/item/projectile/Move(atom/newloc, dir = NONE)
+	. = ..()
+	if(.)
+		if(temporary_unstoppable_movement)
+			temporary_unstoppable_movement = FALSE
+			DISABLE_BITFIELD(movement_type, UNSTOPPABLE)
+		if(fired && can_hit_target(original, permutated, TRUE))
+			Bump(original)
+
 /obj/item/projectile/proc/after_z_change(atom/olcloc, atom/newloc)
 
 /obj/item/projectile/proc/before_z_change(atom/oldloc, atom/newloc)
@@ -452,11 +466,35 @@
 		cleanup_beam_segments()
 
 //Returns true if the target atom is on our current turf and above the right layer
-/obj/item/projectile/proc/can_hit_target(atom/target, var/list/passthrough)
-	return (target && ((target.layer >= TABLE_LAYER) || ismob(target)) && (loc == get_turf(target)) && (!(target in passthrough)))
+//If direct target is true it's the originally clicked target.
+/obj/item/projectile/proc/can_hit_target(atom/target, list/passthrough, direct_target = FALSE, ignore_loc = FALSE)
+	if(QDELETED(target))
+		return FALSE
+	if(!ignore_source_check && firer)
+		var/mob/M = firer
+		if((target == firer) || ((target == firer.loc) && istype(firer.loc, /obj/mecha)) || (target in firer.buckled_mobs) || (istype(M) && (M.buckled == target)))
+			return FALSE
+	if(!ignore_loc && (loc != target.loc))
+		return FALSE
+	if(target in passthrough)
+		return FALSE
+	if(target.density)		//This thing blocks projectiles, hit it regardless of layer/mob stuns/etc.
+		return TRUE
+	if(!isliving(target))
+		if(target.layer < PROJECTILE_HIT_THRESHHOLD_LAYER)
+			return FALSE
+	else
+		var/mob/living/L = target
+		if(!direct_target)
+			if(!L.density)
+				return FALSE
+	return TRUE
 
 /obj/item/projectile/Bump(atom/A)
 	if(A in permutated)
+		trajectory_ignore_forcemove = TRUE
+		forceMove(get_turf(A))
+		trajectory_ignore_forcemove = FALSE
 		return FALSE
 	if(firer && !reflected)
 		if(A == firer || (A == firer.loc && istype(A, /obj/mecha))) //cannot shoot yourself or your mech
diff --git a/polaris.dme b/polaris.dme
index 39da324e1c..9893c3279e 100644
--- a/polaris.dme
+++ b/polaris.dme
@@ -1853,6 +1853,7 @@
 #include "code\modules\mob\living\living.dm"
 #include "code\modules\mob\living\living_defense.dm"
 #include "code\modules\mob\living\living_defines.dm"
+#include "code\modules\mob\living\living_movement.dm"
 #include "code\modules\mob\living\living_powers.dm"
 #include "code\modules\mob\living\login.dm"
 #include "code\modules\mob\living\logout.dm"