X-Men: Gamesmaster's Legacy was released in 1994 on the Sega Game Gear system. The game starts off with Cyclops and Storm as playable X-Men, although Wolverine, Gambit, Rogue, Bishop, Jean Grey, and Cable can be unlocked later on. The game is loosely based on the X-Cutioner’s Song storyline that took place in the comics. Source: Wikipedia, "X-Men 2: Game Master's Legacy", available under the CC-BY-SA License.