Topmaniac

Topmaniac is a boss in the game Super Mario Galaxy. He resembles a red spinning top, and is the leader of the Topman tribe. He is fought twice, once in the Battlerock Galaxy and once in the Dreadnought Galaxy. In battle, he fights with several of his minions, and attempts to force Mario into the electric barrier arround the battleground, he can also harm Mario by hitting him with his blades. To damage him, Mario must jump on his head to deactivate his blades, and knock him into the electric barrier with a spin. Topmaniac's weak spot is his head, although red Topmen have spikes on their heads.