Jade was sent to capture Kitana and bring her back alive. She had to choose between betraying her long-time friend or her emperor. Reptile received instructions from Kahn to assassinate Kitana. Kahn promised him the resurrection of his race if he could succeed in this mission.

Mileena was brought back to life by her creator, Shang Tsung.

Rain was assigned to aid the Outworld forces against the Earth warriors.

Baraka served Kahn once again by helping out with the invasion.

Noob Saibot, having been a passive observer during many of the recent events, was ordered by Shinnok to join the extermination to gain the trust of Shao Kahn. As soon as he gained his trust, Noob Saibot turned on Kahn when the emperor let his guard down. Noob Saibot received orders from Shinnok to join the Earth warriors against Shao Kahn.

Sonya defeated Kano near Kahn's fortress.

Johnny Cage's soul was on its way to a higher place, but because of the merger of the Earth and Outworld realms allowed his soul to remain in the Earth realm. He returned to his body on Earth, to once again fight alongside his comrades, for the last time, or so he thought.

Shao Kahn saw his once-powerful army slowly crumble before him. He was strongly overpowered by Earth's forces and its new allies.