Grunkfuss the Clown, One Night at Flumpty's Wiki

Grunkfuss the Clown, also referred to as the Clown or just Grunkfuss, is the tertiary antagonist in One Night at Flumpty's. He is a creepy toothy clown whose behavior is a bit like a wild animal, especially the way he moves on all fours and on walls. Most often he moves through holes (portals). His exact origin is unknown. One can only guess how Flumpty found Grunkfuss and made him a new member of the group. He is also shown to be able to open his mouth very widely. Grunkfuss has pink skin, bald

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Remember we still don't know anything about this guy : r/fivenightsatfreddys

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Grunkfuss The Clown by GathVoraz on DeviantArt

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