Wikipedia
Geo-Force
Geo-Force (Brion Markov) is a fictional superhero character appearing in comic books published by DC Comics. Markov is Prince of Markovia and the half-brother of Terra. One of the founding members of the superhero group the Outsiders, he first appeared in a special insert in The Brave and the Bold #200 (July 1983). The character was created by Mike W. Barr and Jim Aparo.