Find 25% of the Shards.

Thunder Drop for a total distance of at least 500 meters.

Bad guys love starting riots.

Finish 5 Wager Matches "in the money."

Access the terminal and battle the forces of the Cosmic Silverback in Dead Ops Arcade.

Crack the code.

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

Escape the Past.

Retrieve the dossier and the defector from Hue City.

Kill 10 NVA with Dragon's Breath rounds.

Sabotage the Soviet space program.

Escape Vorkuta.

Take down Castro with a headshot.