Complete each achievement to receive the allotted gamerscore.
Unlockable How to Unlock Abstinence (10) Complete a stage without collecting a Power-Up. Allied Victory (40) Complete the cooperative campaign. Battleship (10) Destroy five asteroids at once. Destroyer (10) Destroy seven asteroids at once. Field Medicine (15) Collected enough Score Orbs in a single run to get two extra lives at once. Hyperspeed (15) Finish a stage in less than 90 seconds. Jackpot (15) Score 1,500,000 points in a single game. Payoff (10) Score more than 500,000 points in a single game. Rock 'n' Roll (15) Destroy 50 big obstacles in a single game. Survivor (10) Survive 3 stages without dying once. Triumph (40) Complete the single player campaign. Untouchable (10) Complete a whole sector without dying once.
Contributed By: Guard Master.
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