You can press & hold the keys for pixel shifting now

code/modules/keybindings/bindings_atom.dm

@@ -15,4 +15,4 @@
 			movement_dir &= ~(NORTH|SOUTH)
 		if((movement_dir & EAST) && (movement_dir & WEST))
 			movement_dir &= ~(EAST|WEST)
-		user.Move(get_step(src, movement_dir), movement_dir)
+		user.Move(get_step(src, movement_dir), movement_dir)

code/modules/keybindings/bindings_client.dm

@@ -88,4 +88,4 @@
 	if(holder)
 		holder.keyLoop(src)
 	if(mob.focus)
-		mob.focus.keyLoop(src)
+		mob.focus.keyLoop(src)

code/modules/keybindings/bindings_mob.dm

@@ -58,31 +58,20 @@
 			user.body_l_leg()
 			return
 
-	if(client.keys_held["Ctrl"])
+	//!shift for pixel shifting
+	if(client.keys_held["Ctrl"] && !client.keys_held["Shift"])
 		switch(SSinput.movement_keys[_key])
 			if(NORTH)
-				if(client.keys_held["Shift"])
-					northshift()
-				else
-					northface()
+				northface()
 				return
 			if(SOUTH)
-				if(client.keys_held["Shift"])
-					southshift()
-				else
-					southface()
+				southface()
 				return
 			if(WEST)
-				if(client.keys_held["Shift"])
-					westshift()
-				else
-					westface()
+				westface()
 				return
 			if(EAST)
-				if(client.keys_held["Shift"])
-					eastshift()
-				else
-					eastface()
+				eastface()
 				return
 	return ..()
 
@@ -91,4 +80,20 @@
 		if("Alt")
 			toggle_move_intent()
 			return
-	return ..()
+	return ..()
+
+/// Mostly used for pixel shift right now
+/mob/keyLoop(client/user)
+	var/direction = NONE
+	for(var/_key in user.keys_held)
+		direction = direction | SSinput.movement_keys[_key]
+	if(user.keys_held["Ctrl"] && user.keys_held["Shift"])
+		switch(direction)
+			if(NORTH)
+				northshift()
+			if(SOUTH)
+				southshift()
+			if(WEST)
+				westshift()
+			if(EAST)
+				eastshift()