In a special chapter, later on, Saitama defeats him with another Groin Attack, this time accidentally elbowing him in the groin. In their second fight Saitama smashes his face into the ground so hard that in the extra page it's shown that it left an imprint in the concrete.
When he's off the job he's an all-around decent guy. Affably Evil: In the third OVA when he gets A Day in the Limelight.After a humiliating defeat by Saitama, Sonic declares himself his unofficial nemesis and hounds him for the opportunity to claim his revenge. A ninja with superhuman speed who works as a freelance assassin.
