Gun Gun (ガンガン, Gangan; Viz: Blam-Blam) is the B-Class Rank 43 professional hero of the Hero Association. He is a gun enthusiast and very passionate about the subject. Gun Gun is one of the best heroes in term of precision. He performs best at medium range confrontations. However, his melee combat is quite weak, forcing him to finish opponents fast before they can get close to him. Gun Gun is capable of keeping track of an injured Garou and relatively predict where he will be so he can shoot him.