To turn into quotSpikequot the scorpion defeat The Jester This actually is done twice since he has two lifebars After he is defeated The Jester will sulk and say quotOK your wish is grantedquot Your character will transform turn into Spike the scorpion as The Jester flies away The game will continue with matches without Superbosses such as Spike Note It is possible that you have to choose Bruiser as a fighter in order to transform into Spike