Sektor is actually the codename for unit LK-9T9. He was the first of three prototype cybernetic ninja's built by the lin kuei. Sektor was once a human assassin trained by the Lin Kuei. He volunteered for automation because of his loyalty for the clan. he becomes a deadly cybernetic assassin, which his onetime fellow-assassin sub-zero refused to be. The Lin Kuei could not tolerate this, and they send Sektor and Sub-Zero's onetime friend Smoke, which is also automated to go after his life. After Shao Kahn's invasion they begin their mission. When they finally face Sub-Zero, a battle to death would begin. But Smoke refuses to harm his friends and turns against the Lin Kuei by helping Sub-Zero defeating his enemy Sektor. Sektor can't compete against the power of the two friends and after a short battle he's destroyed by Sub-Zero.