Instead of newer genres, it's more an older, rough, tough 'biker' usage... for someone to be wary of, aware of, watch out for, cognizant of... used informatively, often as a warning.
sarcasticly - similar to 'a real nice guy', 'a real sweetheart'

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)