The timid Bombomo was quick to move, but to his frustration other humans and monsters seemed to gather wherever her went. At last, he chose to immigrate to a poisonous swamp called Deathwater Bog, where he was able to thrive due to his mucus-covered skin. Moreover, the beats of his drum sent waves through the swamp, churning a deadly fog from the surface. At last, within the noxious conditions, Bombomo had found peace.
Boss during The Monsters' Maze Odyssey Event.