X-Men 2 - Clone Wars © 1994 Sega Enterprises, Limited.
The game was rated K-A (Kids to Adults, generally suitable for all ages) by ESRB (Entertainment Software Rating Board).
Known export releases:
[EU] / [AU] "X-Men 2 - Clone Wars [Model 670-4281-50]"
GAME GENIE CODES:
Invincibility lasts 5x longer (about 5 seconds) after getting hit.
Pause the game and press C + Down (together) for 99 lives.
Magneto can move Right when floating.
1 hit kills most enemies (with B button).
Start at Sega screen (instead of immediately going into game play).