Responses
lilith's cord
It's possible, but I recall it being in black and white. Seemed like the guy was insane, too.
Jagaaaan
I'm pretty sure this is it, but I can't check right now because my roommate already thinks I'm weird, lol.
Haha totally understandable ╮(￣▽￣)╭
I have absolutely no intention of reading this since it's too messed up for me, but I can't remember the name and it bothers me. I don't know very many details, but I'll give as much detail as I can. I think the guy was normal once, but he turns into some kind of monster. He rapes a lot of women, and that's how he gains power. I'm pretty sure it was ongoing.