Plot: Last Battle: Legend of the Final Hero is a side-scrolling martial arts beat 'em up released for the Mega Drive/Genesis in 1989 by Sega. It was one of the six games that were available as part of the Genesis launch lineup in the U.S. Wikipedia
Plot: Black Belt is a side-scrolling single-plane beat 'em up game released for the Master System in 1986. It is a localization of the Japanese Mark III game, Hokuto no Ken, based on the manga and anime series of the same name. Wikipedia
Plot: Fighting Mania: Fist of the North Star, released in Japan as Punch Mania: Hokuto no Ken, is a boxing game based on the manga series Fist of the North Star released by Konami in 2000 as a coin-operated arcade game. Wikipedia
Plot: Hat Trick Hero 2 is a 1994 Japanese video game for the Super Famicom. A North American release Super Soccer Champ 2 was scheduled, however it was canceled. Wikipedia