Chapter 1 Honkai

You are Saitama's Brother, one day you, Saitama and Genos were returning home from the supermarket, until you three stumble across a weird looking creature making random portals. Since this monster is new and never seen before, you decided to go an fight it while the Saitama and Genos watch.

Character

You have hair, you have the same abilities as Saitama's but your personality is different from his.