One thing about steroids it that studies have shown that people who use them tend to be more aggressive, which could fit in well with Bane. He's a mastermind, but he's also brutal and ruthless.
I'm probably going to next year's Comic-con. If I do, I'm going to walk up to these morons and tell them that God does not hate anyone, and anyone who says otherwise (like these idiots) is going to Hell for being agents of Satan.