TurtleBerus

Game-Berus is a Mysterious Being who attacked the first Hero Costume Contest.

Appearances
Game-Berus is a giant sentient turtle-like creature who has three heads and a shell.

Personality
Not much is known about him, but he seems determined to drown humans in sewer water.

Volume 9 Extra
Game-Berus interrupts a hero costume contest before Saitama can get a final verdict. After easily B-Class and C-Class heroes, he declares that he will drown humans in sewer drown. He is then defeated by a punch from Saitama after charging at the judges.

Abilities
Game-Berus has a very tough shell and skin as Darkness Blade was not able to do any damage to Game-Berus.

Trivia

 * When the inhabitants were warned of the mysterious being, it was classified as a disaster level Demon.