Whatever keeps him from homicidal rampage or looting or whatever it is he would otherwise be doing.
The only reason. So if his comics are ever in a fire or something like that, dude is going wilding.
I can't decide whether this is the best or worst supervillain origin story.
I'm sure he's still got subscriptions to keep up with.Besides, if he doesn't have a fireproof safe for the flammable things which are most precious to him, how effective of a supervillain can he really be?
Well, that and the toilet-brewed ketchup wine.
Maybe this guy's hobbies are homosexual rape, brewing toilet wine, and collecting comics, and he's smart enough to know which one he won't be able to do in prison.