 Screaming Mimi's resemblance to Mad Harriet was mainly reflected in her appearance and behavior, not a similarity in superpowers.Auntie Freeze (Ann Fraley) used to be a professional wrestler and was the founder of the Grapplers.Each of the four original Grapplers were protégés of Auntie Freeze, and despite her promotion, the Grapplers were unable to gain popularity.