: Genos witnesses Saitama’s strength and immediately recognizes him as a "master".
: An experiment from the House of Evolution who can control and consume blood via insects. The Lone CyborgOne Punch Man : Season 1 Episode 2
: Assassins from the House of Evolution, including Beast King and Armored Gorilla , attack Saitama’s apartment to kidnap him. including Beast King and Armored Gorilla
: The "One Punch Man" who is more annoyed by household pests than world-ending threats. The Lone CyborgOne Punch Man : Season 1 Episode 2