User blog comment:Unit731stump/question regarding three categories/@comment-31330278-20190305120116

Good-hearted bastards are the worst in this list. The heroic jerks are good people who can be jerks toward stangers and feel no need to be polite to enemies. Good-hearted bastard are technically heroes, but not very nice guys when you get deep into it. "Jerk with a Heart of Gold" are people who were used to be jerks, but becomes/turns out to be good when the right time comes.