Fun Haus is a supervillain from Gotham City.
Fun Haus is a Caucasian male. He wears a mask that is angular and toylike, with an elongated chin. The mask has red and yellow eyes, rosy cheeks, and an angular demented smile; he also wears a court jester's hat. As a inmate at Arkham Asylum, Fun Haus wears a black and white striped prison uniform.
Fun Haus has axe to grind with Batman.
Scooby-Doo! & Batman: The Brave and the Bold
When Crimson Cloak instigated a jailbreak at Arkham Asylum, Fun Haus was among the inmates who went on the loose in the asylum. After chasing Fred Jones and Daphne Blake in a cell block, Fun Haus was subdued by Batman. He was eventually trapped in the asylum when Batman and Mystery Inc. sealed the main entrance.
- DTV27. Scooby-Doo! & Batman: The Brave and the Bold (no lines)