Mugman

"Well, we've got a co-pilot here. Mugman, of course. Skye likes to see if Cuphead and Mugman can use a modern helicopter. I think they're off to the Benham Rise today."

--Su Ji-Hoon, Ocean War

Mugman is a playable character and one of the two main protagonists of Cuphead. He is played by the second player, and can join or leave the game at any time.

In When the Cold Breeze Blows Away, he is a pilot of a Boeing AH-64 Apache helicopter during the Battle of Benham Rise.