Little, if anything, of Javitz' past was known, but he said he'd been watching the X-Men pursue their cause for "years" before throwing himself in the fray. Of all the X-Men, he seemed particularly contemptuous of Cyclops, whom he tried to kill[1].
How he lost his right eye was not known. He was a giant with enormous strength and durability. He died when Holocaust attacked Avalon, the home base of the Acolytes[2].