Achievements:ACHIEVEMENT – HOW TO UNLOCKComplete Level 1 (10 points) – Complete level 1.Complete Level 2 (15 points) – Complete level 2.Complete Level 3 (15 points) – Complete level 3.Complete Level 4 (20 points) – Complete level 4.Complete Level 5 (20 points) – Complete level 5.Complete Base Level (25 points) – Destroy the enemy base.Refueling (10 points) – Destroy 10 or more fuel containers on level 1.Co-op Brilliance (20 points) – Obtain a score of 30,000 or more while playing an Xbox Live co-op game.It