<Tr> <Th> Genre (s) </Th> <Td> Fighting </Td> </Tr> <Tr> <Th> Mode (s) </Th> <Td> Single - player, multiplayer </Td> </Tr> <P> Marvel Contest of Champions is a 2014 mobile fighting game developed and published by Kabam . It was released on December 10, 2014 for iOS and Android . The fighting game is primarily set in the Marvel Universe . </P> <P> The game is loosely based on the events of the limited series Contest of Champions . Marvel Contest of Champions is rumored to be releasing its drop rates for its' crystals' on February 29th in accordance with Apple's new guidelines . </P>

When did marvel contest of champions come out