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: Next Dimension play as Pyro. "X-Men: Next Dimension" features twenty-four playable characters. Many can be unlocked through gameplay in other modes, and alternate costumes for each character are also available. The main costumes for each character are based on the two main X-Men comics at the time, "New X-Men" and "X-Treme X-Men". Of these, two are essentially mirrors of other characters, although still retaining their individuality: Phoenix is essentially similar to the unlockable Dark Phoenix, although the two differ in certain Supers (Phoenix's are more psi-based, while Dark Phoenix takes her powers from the fiery appearance of the Phoenix). Similarly, Betsy and