Nemesis

Nemesis is the seventh track on the Halo 4: Original Soundtrack.

Appearances
The song can be heard played throughout:
 * The ninth and last playable campaign level in Halo 4, Midnight, when John-117 and The Didact face each other for second and last time in the game.
 * In the fifth terminal, when the Forerunners made plans to deal with the Flood: Faber and the Librarian with the Halo Array and the Ur-Didact with the Composer.
 * In the opening cinematic of the Spartan Ops episode Exodus, when Jul 'Mdama decides to put Requiem on a collision course with the sun.