Topple the Temple in the Bog of the Forgotten

Acquire Cronos' Rage

Acquire Rage of the Titans

Acquire Typhon's Bane

Climb from the pit of Hades

Complete the mission in the airplane graveyard.

Take back Whiskey Hotel.

Win a Ranked Match in Online Mode.

Unlock a movie in Scenario Campaign Mode.

Defeat an enemy using a weapon in Scenario Campaign Mode.

Execute the plan to help the Americans.

Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.