Bone

Bone Bone (骨 ほね, Hone ho ne) is a B-Class, rank 77, superhero for the Hero Association.

Appearance
He is a hero that is fully dressed with a skeleton costume

Pork Cutlet Bowl
He was one of the many heroes which tried to attack the monster that was devastating a police station in order to get alot of credits, since it was an important emergency. However, he arrives at the scene when Saitama has already killed the monster.

Abilities & Powers
As a B-Class hero, it can be assumed that Bone Bone is a fairly skilled combatant.