Achievement | How to unlock
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10 SAUCERS | Destroyed 10 saucers
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100 SAUCERS | Destroyed 100 saucers
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25 SAUCERS | Destroyed 25 saucers
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50 SAUCERS | Destroyed 50 saucers
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A SPY IN OUR MIDST | 100 aliens escape capture
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ANAL PROBE | Captured 100 live aliens
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AREA 51 | Captured 50 live aliens
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BEGINNING TO LOOK DELIBERATE | Killed 50 parachuting aliens
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BUTTERFINGERS | 25 aliens escape capture
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CARELESS | 10 aliens escape capture
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DEADEYE DICK | Got 100 skill shots
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EARTH | Completed the Earth Levels
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GADGET FREAK | Added all addons to ship
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HE FELL DOWN THE STAIRS | Killed 25 parachuting aliens
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MARKSMAN | Got 50 skill shots
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MARS | Completed the Mars levels
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MOON | Completed the Moon levels
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MULTIPLIER | Got the x9 multiplier
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PERFECT! Level 14 | Perfect Challenge Level 14
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PERFECT! Level 21 | Perfect Challenge Level 21
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PERFECT! Level 28 | Perfect Challenge Level 28
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PERFECT! Level 35 | Perfect Challenge Level 35
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PERFECT! Level 42 | Perfect Challenge Level 42
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PERFECT! Level 49 | Perfect Challenge Level 49
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PERFECT! Level 56 | Perfect Challenge Level 56
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PERFECT! Level 63 | Perfect Challenge Level 63
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PERFECT! Level 7 | Perfect Challenge Level 7
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PERFECT! Level 70 | Perfect Challenge Level 70
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PERFECT! Level 77 | Perfect Challenge Level 77
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PERFECT! Level 84 | Perfect Challenge Level 84
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PERFECT! Level 91 | Perfect Challenge Level 91
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PERFECT! Level 98 | Perfect Challenge Level 98
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POKE AND PROD | Captured 10 live aliens
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QUICK DRAW MCGRAW | Got 25 skill shots
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REWIRED IT | Upgraded addons to maximum rate
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SATURN | Completed the Saturn levels
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SHARP SHOOTER | Got 10 skill shots
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SIZE OF MY CANNON | Maxed gun power
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SUSPICIOUS BEHAVIOUR | 50 aliens escape capture
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TITAN | Completed the Titan levels
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TRIGGER HAPPY | Maxed gun bullets
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ULTIMATE SHIP | Everything maxed out
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ULTIMATE WEAPON | Guns and addons maxed
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UNETHICAL EXPERIMENTS | Captured 25 live aliens
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VOLATILE TEMPERAMENT | Used 25 smartbombs
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WAR CRIMES | Killed 100 parachuting aliens
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WHOOPS! | Killed 10 parachuting aliens
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