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to keep track of what you have here — unlocked entries stay ticked off, and you can filter down to what is left.
Data from Steam — Steam Web API Terms of Use. Last updated .
| Achievement | How to unlock | Unlocked by | Rarity |
|---|---|---|---|
| Complete all missions with 1 star | 5% | Rare | |
| Complete all missions | 5.5% | Rare | |
| Complete all Geminus missions | 10.3% | Rare | |
| 12 buildings destroyed by anyone in 10 seconds | 11.9% | Rare | |
| 40 aliens spawned in 3 seconds |
| Rare |
| 55 marines and 1 building destroyed by anyone in 6 seconds | 17.6% | Rare |
| 80 aliens killed by anyone in 8 seconds | 19.8% | Rare |