When emperor Shao Kahn invokes a Mortal Kombat tournament rematch, Raiden gathers his Earthrealm warriors and takes them into Outworld.When emperor Shao Kahn invokes a Mortal Kombat tournament rematch, Raiden gathers his Earthrealm warriors and takes them into Outworld.When emperor Shao Kahn invokes a Mortal Kombat tournament rematch, Raiden gathers his Earthrealm warriors and takes them into Outworld.