What an insane one.. WASD to move mash space to run stand still to regain stamina quicker a certain key will summon an "attack" which is required for the hardmode insanity boss and the "good" ending.
original project "project make your own soul ops boss" by UnknownSeries This project gets violent and distubing in the bad ending and the notes in the code, so don't say I didn't warn you.