Mrs. Gruesome NoHead (d. 2013) is a female NoHead. During the NoHead Cataclysm, Mrs. Gruesome NoHead confronted the ringleader, Paige, in a briefing room, and engaged her in a duel. Jumping on a catwalk, Gruesome attempted to escape, but Paige fired a force field that slammed her through a wall. Outside, Gruesome plummeted to her death below.
- Before The S.M.S.B. - Part 3 (first appearance)