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 presented in the comics serve as allegory to modern issues in the real world, such as Lydia Nance suggesting mass mutant deportation. The X-Men exist in the Marvel Universe along with other characters featured in Marvel Comics series. They often meet characters from other series, and the global nature of the mutant concept means the scale of stories can be highly varied. The X-Men's enemies range from mutant thieves to galactic threats. Historically, the X-Men have been based in the Xavier Institute, in the town of Salem, located in Westchester County, New York, and are often portrayed as a family.