1.0·Every feature free until Premium arrives in October
Synergy achievements, rarest first.
Every achievement in Synergy, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
Golden Anchor
0.7%
of players
- Achievements
- 16
- Rarest
- 0.7%
- Ultra rare (under 5%)
- 8
- Average completion
- 6.8%
1
Golden Anchor
Complete the "Anchoring" campaign with a gold medal for each scenario
0.7%
2
City of Hope
Have at least 150 citizens with all satisfaction at 30 in your city
0.7%
3
Untouchable
Complete the "Firestorms" campaign with a gold medal for each scenario
0.8%
4
City of the future
Have 6 districts of different types at maximum score
0.9%
5
Renewed Bonds
Complete the "Anchoring" campaign
1.4%
6
Survivors
Complete the "Firestorms" campaign
1.5%
7
Idle Doctors
Have at least 200 healthy citizens in the city, and no dead during the game
2.0%
8
Living in a museum
Get 50 decorations in your city
4.1%
9
Elsewhere Blossoms
Integrate 5 new plants collected during expeditions across all games
5.7%
10
Great Health
Have at least 100 healthy citizens in the city, and no dead during the game
6.7%
11
Eccentric inventors
Get all buildings that produce Science & Heritage points in your city
8.3%
12
Close to Utopia
Reach a prosperity score of 10000
10%
13
Revelations
Collect 10 tablets across all games
12%
14
Better Safe Than Sorry
Have at least 50 healthy citizens in the city, and no dead during the game
14%
15
Marking Generations
Reach a prosperity score of 5000
16%
16
Small Celebrity
Reach a prosperity score of 2000
24%
Percentages are Steam's global unlock rates across all players who own Synergy, refreshed daily. Under 5% is marked in the lit blue.