First Episode/DC AppearanceEdit
None; original character
First Story AppearanceEdit
A variety of military issue and specialty weapons, ranging from handguns to explosives to bladed weaponry to high-powered rifles.
None, though he is expertly trained in multiple forms of martial arts.
Originally believed to be an urban legend, Killjoy is a never-speaking hitman who has only failed in one job: killing the Teen Titans. His superb skills with firearms and handheld weaponry plus some martial arts make him a difficult adversary to overcome. His right thumb was cut off long ago, replaced by a prosthetic which proved to be his undoing against the Titans. Believed to be dead, the Titans have left him behind them. Current operations are unknown, but still alive and continuing his mercenary work.