He didn't do it himself in our world, but, I mean, he signed up for it. So it's not like he's Mr. Good Life Choices.
Everything I know is kinda after he when all permanent costume party. He's Russian mob? Makes sense with the whole plutonium plot coming from that corner. He's not a smart guy, either. That's not me looking down on a guy who doesn't love science -- he was a grunt for the mob at best.