X-Men (Game Gear video game) mutant abilities drains the energy from the player's character. A new playable character is unlocked after finishing a level, including Storm, Rogue, Psylocke, Nightcrawler and Iceman. There are several foes from the X-Men universe to defeat including Callisto, Sauron, Sebastian Shaw, Omega Red, a Brood Queen and Magneto. Each boss has their own stage based on various diverse settings from X-Men, including the Morlock Tunnels, the Savage Land, the Hellfire Club, Madripoor, the Brood homeworld and Avalon. These levels are often labyrinths of either technological wonders, biological wonders, or a mixture of both. As more X-Men are rescued, these allies
X-Men: Evolution the show. An ongoing plot line would have introduced the "Evolution" version of Mister Sinister, but the comic was canceled before it could be resolved. However, the cover of the unreleased issue 10 does reveal his intended character design. Toy Biz created a line of action figures. Taco Bell ran the first "X-Men: Evolution" themed promotion with its Kid's Meals. Burger King also ran a Kid's Meal promotion which included "X-Men: Evolution" toys. Each toy included a mini-disc with games, screen-savers, and a mini-comic related to the character. The lineup included Rogue, Mystique, Cyclops, Wolverine, Magneto, Quicksilver, Nightcrawler, and Toad.