Nightmare (Earth-19999)

"The Nightmare will devour your soul!"

- Nightmare

Nightmare is the one of the main antagonist of the Mortal Fighter series. He made his debut in Mortal Fighter as Shang Tsung's secret warrior. He is the living incarnation of the cursed sword, Soul Edge, the sword which Shao Kahn has in possession and the original sword of the Dragon King, Onaga.

What lies in his soul is Damnation.