Earn 21 stars in Special Ops.

Kill 20 enemies in a row while driving a vehicle in Single Player or Special Ops.

Create a goal for a Friend with a cross

Create a Virtual Pro

Complete the Single Player campaign on any difficulty.

Collect 45 enemy intel items.

Complete the mission in the airplane graveyard.

Complete 'Of Their Own Accord', 'Second Sun', and 'Whiskey Hotel' on Veteran Difficulty.

Complete 'Contingency' on Veteran Difficulty

Complete 'The Only Easy Day... Was Yesterday' and 'The Gulag' on Veteran Difficulty.

Use a riot shield to beat down an enemy in Single Player or Special Ops.

Collect 22 enemy intel items.

Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.