You will die instantly. Wait on the death screen for 10 seconds. You will hear piston sounds. Then, press "Respawn."
: Like other character unlocks in this version, reaching the "climax" or full heart meter of a piston scene while the correct ritual conditions are met is typically the final trigger for the achievement and permanent character unlock. Version Requirements how to unlock mal0 in lovely craft piston trap exclusive
Lovely Craft Piston Trap , you must participate in the Halloween Dark Ritual , which was introduced in version by the developer, You will die instantly