Stinger/Synopsis

Sea Monster Arc
When the Seafolk show up in J-City they start attacking people. One citizen is in the grasp of one of the monsters when the monsters' arm gets cut off. Stinger then makes his entrance, challenging the Mysterious Being's to a fight.

Later he is shown on a news report to be fighting a desperate battle, having killed at least one, he has exhausted most of his stamina. After a tough battle he manages to defeat all of them. Just as he is celebrating he is attacked by the Deep Sea King, who easily defeats him. He was later hospitalized alongside Lightning Max. While reading the newspaper, about the incident and the hero who took their credit, Puri-Puri-Prisoner appears, much to their horror, and is about to give them both his special medicine, but Lightning Max and Stinger manage to run away with fear. At some point after this, he received a promotion to rank 10.

Alien Conquerors Arc
Stinger along with Lightning Max head to Hero Association Headquarters at A-City to help out with the rescuing operation with Mumen Rider, even asking to borrow a vehicle.

Super Fight Arc
Stinger is one of heroes seen fighting against monsters, when Suiryu is calling for help.

Monster Association Arc
He is briefly seen as a potential target for Garou's hero hunt.