ACHIEVEMENT - HOW TO UNLOCK
Big Red Button (10 points) - Use a Nuke.
Supaweapon! (10 points) - Collect components to complete a Megalaser.
Joint Command (10 points) - Stand together with another player to complete one mission.
ComSat Uplink (10 points) - Play over Xbox Live with three other players for at least one minute.
World Tour (15 points) - Complete the first nine missions.
Stockpile (15 points) - Score 5,000,000 points.
Cockroad of Freedom (15 points) - Withstand eight minutes of the Red Star onslaught in any Survival game.
Cannon Happy (20 points) - Complete 11 missions without Nukes of reinforcements.
Ultimate Tanker (25 points) - Finish Mission mode.
Freedom's Last Stand (25 points) - Defeat all 19 Red Star champions in Boss Blitz mode.
Champion of Freedom (25 points) - Survive 12 minutes of the enemy's attack in a Survival game.
Massive Destruction (20 points) - Destroy 12 enemies with a Nuke.