With Aliens: Dark Descent officially releasing in 5 days time, the achievement list is now available to those who pre-ordered and has made its way online! There are a total of 45 achievements, 19 of which are considered “secret” (but we still find the details online).
| This Went Smoothly | Finish the game on Medium. | 15 |
| Fair And Square | Finish the game on Hard. | 30 |
| This Ain’t No Picnic | Finish the game on Nightmare. | 90 |
| Perfect Organism | Finish the game on “No One Can Hear Them Scream” mode. | 30 |
| Cleaning Lethe, One Nest At A Time | During a campaign, kill 100 Xenomorphs. | 5 |
| Come on, You Wanna Live Forever? | Advance a Sergeant to level 10. | 15 |
| El Riesgo Siempre Vive | Advance a Gunner to level 10. | 15 |
| Bandage Lover | Advance a Medic to level 10. | 15 |
| The Cable Guy | Advance a Tecker to level 10. | 15 |
| Frontliner | Advance a Recon to level 10. | 15 |
| Hardened In The Heat Of Battle | During a campaign, advance each Marine Class to level 10. | 30 |
| Flawless Victory | Keep all of your marines alive during a campaign. | 90 |
| Archivist | Gather all datapads. | 30 |
| Colonial Barrels | Kill an enemy by using an explosive barrel. | 15 |
| Damn Dude, You Gotta Lose Some Weight! | Secure an unconscious marine. | 15 |
| Omelette Du Fromage | Destroy 4 eggs with one grenade or an RPG shot. | 15 |
| Recouped Investment | Have one Sentry kill at least 10 aliens. | 15 |
| This Was No Papercut | Save a marine from dying of Bleeding. | 5 |
| Keep ‘Em Coming | Kill every Alien of a Massive Onslaught. | 5 |
| Snatched Out | Prevent a marine from being Abducted. | 15 |
| The True Experience | In any mission, complete at least one objective with only one marine in the squad. | 15 |
| The Shrink Hates Me | Remove a Trait from a marine. | 15 |
| Call Me Snake | Kill an enemy before they detect the squad. | 15 |
| Perfect Enhancements | During a campaign, unlock every Xeno Tech. | 90 |
| One For Every Occasion | During a campaign, unlock every weapons. | 15 |
| People Person | During a campaign, secure 5 survivors. | 30 |
You can view the details of the secret achievements over on TrueAchievements.com. Aliens: Dark Descent releases on the 20th of June. If you haven’t already you can pre-order it on Amazon for £34.99/$39.99. (UK/US)
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