Complex sentence: Mutant Academy 2 is a PlayStation video game, the sequel to', both of which feature the X-MEN in a 3-D fighting arena similar to "Mortal Kombat 4".
Split into simpler sentences: Mutant Academy 2 is a PlayStation video game, the sequel to'. Both feature the X-MEN in a 3-D fighting arena similar to "Mortal Kombat 4".