Bone Goombas, also known as Dry Goombas and Undead Goombas, are a Gloomba-like subspecies of Goomba that wears skull hats. They debuted in New Super Mario Bros. 2, usually appearing in Ghost House and Tower levels.
They appear in castles and fortresses. They are dead Goombas that can be killed with jumping over them. They sometimes appear in the Ghost Houses and levels with Boos.
In this game, they appear in some circuits as enemies of the course. They appear in Bowser Castle, into the castle. They make the same effect that Goombas but they can be disappeared if the racers throw iceballs or frozen Shells.
They appear as enemies. Hp-6, Attack-3 and Defense-3, though a hammer turns them into Gloombas, same stats except no defense.