User blog comment:Coolot1/Another Handcrafted Thing/@comment-33033766-20200920162842/@comment-24839525-20200920163619

Techville:

Character: The Red One (voiced by Michael Chilkis) - a cyborg who is extremely evil and leads a conspiracy in Techville.

Episode: The Conspiracy - the mains learn of a conspiracy on their normal town.

House:

Character: Julian the Cat (voiced by Richard Steven Horvitz) - a cat who plays cards with Oswald.

Episode: Luck of the Cards - Oswald plays a game of cards with Julian the cat.