| Unlockable | How to Unlock |
| Apocalypse | Stay alive long enough for the screen to accumulate 20 baddies - then zap 'em |
| Crystal Master | Score 1,000,000 or more points in one game |
| Crystal Ninja | Score 10,000,000 points or more in one game at standard difficulty level or lower |
| Crystal Rookie | Score 10,000 points or more in one game at standard difficulty level or lower |
| Immortal | Reach 1,000,000 points without losing a life at standard difficulty level or higher |
| Life-saver | Have 30 lives in hand at standard difficulty level or higher |
| Marathon Man | Complete the first 60 waves in a single game |
| Navigator | Finish wave 20 without touching a mine or other obstacle at standard difficulty level or higher |
| Nerves Of Steel | Reach 1,000,000 without using a single smart bomb |
| Smart-ass | Have 30 smarts in hand at standard difficulty level or higher |
| Speek Freak | Complete the first wave in 5 seconds |
| Treasure Hunt | Collect 30 or more bonus crystals in a single game |
