Buy every weapon off the walls in a single Zombies game.

Complete "Rebirth" and "Redemption" on Veteran difficulty.

Kill 7 monkeys in under 10 seconds in the Rebirth labs.

Use the explosive bolts to kill 30 enemies in the campaign.

Destroy all targets and structures while making your way up the river.

Escape the Past.

Reach rank 10 in Combat Training.

Kill 10 NVA with Dragon's Breath rounds.

Use no more than 6 TOW guided missiles to destroy the tanks in the defense of Khe Sanh.

Receive orders from Lancer.

Destroy all enemies on vehicles during the prison break.

Take down Castro with a headshot.

Break free from the torture chair.