Power Girl is Supergirl's counterpart from Earth-2A. She is also a member of the Justice Society of America. Background Information Coming soon! Appearances SuperFriends Comic Book: Super Friends #7 references the following two comic books: Justice League of America, Vol. 1 #147 (October, 1977) Justice League of America, Vol. 1 #148 (November, 1977) Retrieved from "https://superfriends.fandom.com/wiki/Power_Girl?oldid=11663" Categories: Characters DC characters Superman supporting characters Super Friends comic book characters SuperFriends Comic book Community content is available under CC-BY-SA unless otherwise noted.