Upgrade any weapon to the next level

Kill Poseidon

Defeat the Kraken in the single player Campaign.

Defeat the Goliath in the single player Campaign.

新番組のビデオを10本再生した

Complete the campaign on any difficulty.

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.

Retrieve the dossier and the defector from Hue City.

Kill 10 NVA with Dragon's Breath rounds.

Sabotage the Soviet space program.