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Build massive ocean cities and lead your people to prosperity in this post-apocalyptic survival colony sim. Featuring a physics-based 3D construction system, complex resource management, exploration, difficult political decisions, supply chains, and a robust sandbox mode.

Achievements
427 hidden until unlocked
Average Unlock Rate
20%of owners, per achievement
Rare (Under 5%)
1536% of the list
Rarest
0.5%Don't believe it
Most Common
91%First day
| Unlocked by | Achievements | Share |
|---|---|---|
| Under 1% | 2 | |
| 1–5% | 13 | |
| 5–20% | 12 | |
| 20–50% | 10 | |
| 50% and over | 5 |
| # | Achievement | Unlocked |
|---|---|---|
| 1 | First daySurvive one day | 91% |
| 2 | Making ProgressUse Lab to research and then build something | 83% |
| 3 | RandomtownUnlock Randomtown scenario on the World map | 75% |
| 4 | The JunknadoSurvive your first Junknado | 56% |
| 5 | The InfluencerStart gaining Influence from one of your Social Groups | 52% |
Share of the game’s Steam owners who unlocked each achievement, checked 2 Nov 2026. Steam counts owners who never played, so rates run low. How we count
| 6 | Something Has FallenHidden | 46% |
| 7 | One Month AliveSurvive for over a month | 42% |
| 8 | 50 StrongHidden | 34% |
| 9 | I'm not leavingHidden | 29% |
| 10 | Not so mysteriousEnter the mysterious building and find out what it is | 29% |
| 11 | Pirates LifeRob a trader | 27% |
| 12 | Personal ProjectFully complete Personal Project event | 25% |
| 13 | Fresh meatHidden | 25% |
| 14 | TankerUnlock Broken Tanker scenario on the World map | 21% |
| 15 | Beacon of HopeUse Beacon of Hope to rescue some people | 20% |
| 16 | MonsterHidden | 17% |
| 17 | Oil RigUnlock Oil Rig scenario on the World map | 16% |
| 18 | Captain Butt NakedWalk naked amongst your people | 15% |
| 19 | HellrainEncounter Hellrain weather | 15% |
| 20 | CybertowerUnlock Cybertower scenario on the World map | 14% |
| 21 | The CrumblingUnlock Crumbling city scenario on the World map | 14% |
| 22 | Dark TidesUnlock Dark Tides scenario on the World map | 12% |
| 23 | Rogue Lake cityUnlock Rogue Lake City scenario on the World map | 10% |
| 24 | Tropical IslandUnlock Tropical Island scenario on the World map | 10% |
| 25 | Sailing awayComplete Randomtown scenario | 9% |
| 26 | Democracy ManifestEnact Free Elections policy and let people choose their leaders | 7% |
| 27 | Capital PunishmentChoose event option that requires Death penalty policy | 6% |
| 28 | Return if foundInvestigate text on one of the flying balloons | 5% |
| 29 | All Have FallenHidden | 5% |
| 30 | Moon baseContact the Moon base and decommission an old satellite | 4% |
| 31 | The oil must flowComplete Oil Rig scenario | 4% |
| 32 | Cyber CaptainComplete Cybertower scenario | 3% |
| 33 | Science has a priceUse Mad Scientist to permanenlty upgrade one of your Groups | 3% |
| 34 | New DawnComplete Tropical Island scenario | 3% |
| 35 | Master of DisasterComplete Crumbling City scenario | 3% |
| 36 | Against all oddsComplete Rogue Lake City scenario | 2% |
| 37 | The WorkerReach 100 Happiness with Workers and build their statue | 2% |
| 38 | The SailorReach 100 Happiness with Sailors and build their statue | 2% |
| 39 | The EngineerReach 100 Happiness with Engineers and build their statue | 2% |
| 40 | End of MadnessComplete Dark Tides scenario | 1% |
| 41 | Rocket SiteComplete Rocket Site scenario | 0.7% |
| 42 | Don't believe itHidden | 0.5% |