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