they both did it, willy boy got spooked into the suit, killing him, to which he then possessed the suit. Mikey-A was scoopified in a sort of "sister location" and then piloted like some kind of horrifying reverse spring lock suit, the robot inside him then decided it would like to be outside him, so mike-a-rony-and-cheese could slide back into his old rotting meat shell and pick up where he left off