Sweet Tooth -- An evil clown with a flaming head. Runs an ice cream truck in which he killed people in before he was in the Contest.
Calypso -- Head of the Twisted Metal contest. Grants wishes to the winner of the contest, but often twists the wishes to his own delight.
Player two: Wrong! *initiates special attack*
Player one: Oh my god! You killed me!
Player two: Thats Twisted Metal, PUNK! Bow down to me.