Completed battle as Cao Ren

Completed battle as Cao Cao

Completed battle as Gan Ning

Reach level 20 in multiplayer or level 60 in single-player.

Kill 10 guardians with headshots from the front while their shields are raised.

Complete Mass Effect 3 twice, or once with a Mass Effect 2 import.

Make the final assault.

Deliver most of the Galaxy at War assets to the final conflict.

Finish all multiplayer maps or all N7 missions in single-player.

Call down an orbital strike.

Kill 1,000 enemies.

Reach level 15 in multiplayer or level 50 in single-player.

Evacuate a scientific facility.