Ugly Monster first and only appearance was in the episode "Dad's Dungeon." Because of his gross bodily functions and appearance, Finn and Jake decide to take the Flower path.
Appearence[]
He seems to be a big pile of dark green mushy stuff.
Ugly Monster first and only appearance was in the episode "Dad's Dungeon." Because of his gross bodily functions and appearance, Finn and Jake decide to take the Flower path.
He seems to be a big pile of dark green mushy stuff.