In this sequel to 1995's Mortal Kombat, portals between Outworld and Earth are illegally opened by Outworld\u2019s emperor Shao Kahn, who has decided the rules of \u201cMortal Kombat\u201d need not apply to him. This leaves the world\u2019s mightiest fighters only six days to vanquish this new threat and close the portals or lose Earthrealm to the powers of evil.\xa0 They return to Outworld to fight for humanity\u2019s fate.