Complete one of the following achievements to collect their Xbox Live Gamerscore points:
Unlockable: --- How to Unlock:
Colonel (100 GP) --- Defeat the PHANTOM Commander and thwart the PHANTOM invasion.
Corporal (30 GP) --- Destroy the first PHANTOM Dome.
General (200 GP) --- Accomplish all of your Missions.
Lock Smasher (20 GP) --- Smash the PHANTOM Lock.
Major (50 GP) --- Obliterate the third PHANTOM Dome.
Peanut Butter Cache (25 GP) --- Collect 10 Peanut Butter Jars.
Peanut Butter Hoard (75 GP) --- Collect 99 Peanut Butter Jars.
People's Champion (75 GP) --- Rescue all the civilians in a zone.
People's Hero (50 GP) --- Rescue all the civilians in a stage.
People's Legend (100 GP) --- Rescue all the civilians in or around the island.
PHANTOM Battered! (75 GP) --- Destroy all the PHANTOM enemies in a zone.
PHANTOM Damaged! (50 GP) --- Destroy all the PHANTOM enemies in a stage.
PHANTOM Vanquished! (100 GP) --- Obliterate every last PHANTOM enemy.
Private (10 GP) --- Complete the training stage.
Sergeant (40 GP) --- Demolish the second PHANTOM Dome.