Mushroom has black hair styled in a bowl-cut. Mushroom sports a black mask, covering their eyes and a black shirt with shoulder padding shaped as mushrooms along with a white cape.
Appearances in Other Media
A monster that was being transported to prison mentioned it was defeated by Mushroom.
Abilities and Powers
Mushroom can defeat weak monsters alone, implying he is fairly strong. And considering he is co-in charge of H-City this means the Hero Association trusts in his strength to a decent degree.