Cogman
Lifer
He is, as much as Hitler's Dad is responsible for Hitler.
Wait, Wait, Wait. Are you seriously arguing that Hitler's Dad was a worse person than Hitler? What about Hitlers Grandpa, He must be one of the worst people in existence!
Better hope none of your kids (if you have any) does anything bad. After, all, you wouldn't want to get your evilness status elevated higher than hitlers.
Heck, by that token, the first homosapians were absolutely the most evil creatures ever to walk the face of the earth. After all, there would be no murder without them.