Slithers - The “ringmaster” of the Carnival. He’s a rubber jester who likes to corrupt people’s minds and make them his own “embarrassment slaves”, as that emotion is what all performers feed on.
Sparks - A “game show host” that has a very robotic appearance. If you lose any of his games, you get eaten.
Tarot - a “fortune teller” whose fortunes distract you from the fact he is a predatory being.
Snips Ferguson (or Fergie) - a very flamboyant fashion designer who turns people into his rubber assistants and models for clothing-making.