Lovely Craft Piston Trap (LCPT) is a standalone clicker-style parody game. While the game's development was reportedly disrupted by legal notices from Microsoft, it remains known for its hidden achievement system. The "No-Clip" (Backrooms) Achievement
Place a boat in the 2-block air gap between the piston and the wall. Then, lure your hostile mob (Zombie) into the boat. lovely craft piston trap achievement guide patched