When the failed and no so smart boxer with a cristal chin, “Brute” Brainard, was exposed to a radioactive Phi Beta Kappa Bomb from the Masked Swastika, during a battle with the Inferior Five, he was transformed into a green hulkish giant. Easily manipulable, he joined Swastika and his forces against the Inferior 5, but he was later defeated by Merryman who accidentaly attacked his weak point.
