Who appeared as a DC Comic book hero in a title revived in 2007?
Donna Troy Donna Troy is a comic book superheroine published by DC Comics. She first appeared in "The Brave and the Bold" vol. 1 #60 (July 1965), and was created by Bob Haney and Bruno Premiani. She has been known as the original Wonder Girl, Darkstar and Troia.
Reactron Reactron is a fictional supervillain who appears in American comic books published by DC Comics, usually as an adversary of Supergirl.