Battery Man

Battery Man (電池マン, Denchi man) is a C-Class Superhero, rank 85, for the Hero Association.

Appearance
He's a young hero suited with a strange mechanical armor which covers most of his body.

Rumored Monster Arc
He and many other heroes decided to head to Z-City to investigate the rumored monster of the city after defeated Golden Ball and Spring Mustache were defeated, but he came to the scene after it was already beaten by Saitama.

Monster Raid Arc
He is one of many heroes sent to defeat Hundred-Eyes Octopus but is defeated.

Abilities & Powers
Not much is known about his abilities, though his rank implies he is fairly strong by C-Class standards.