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Sins of a Solar Empire II Achievements

Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.

Total achievements72
Rarest rate0.200%
Ultra rare7
Last checkedSep 16, 2026
Delayed official data

Rates and award counts were last observed on Sep 16, 2026.

21
All Expeditions Must End

Kill off the Jiskun Force.

Very rare
4.50%last reported global rate
22
Fiat Never Works Out... Right?

Buy 100,000 metal.

Very rare
4.70%last reported global rate
23
Resistance is Futil... Yes, Maam.

Mind control an enemy planet.

Rare
5.00%last reported global rate
24
Greed Is Good

Sell 100,000 metal.

Rare
5.40%last reported global rate
25
Strength of Our Predecessors.

Equip 3 ship artifacts at one time on the same ship.

Rare
5.90%last reported global rate
26
Unity Be My Guide

Spend 20+ Unity Points in a single game.

Rare
7.20%last reported global rate
27
Death is Not the End

Win as the Advent Reborn.

Rare
7.70%last reported global rate
28
Your Cooperation is Appreciated

Win as the Vasari Alliance.

Rare
7.70%last reported global rate
29
Wrathful

Win as the Advent Wrath.

Rare
7.90%last reported global rate
30
Space Ponies?!

They’re pink, in space and they own us all.

Rare
8.30%last reported global rate
31
Admiral

Play for 100+ hours.

Rare
8.60%last reported global rate
32
The Empire Prevails

Win as the Vasari Exodus.

Rare
9.50%last reported global rate
33
High Bidder

Win 10 Auctions in a single game.

Rare
9.80%last reported global rate
34
Raider

Raid 25,000 resources with Vasari raider corvettes.

Rare
10.4%last reported global rate
35
And Who's Stopping Us?

Get a titan to level 10.

Rare
10.8%last reported global rate
36
Experienced Crewmen

Get one of each capital ship class for your faction to level 10 at the same time.

Rare
10.8%last reported global rate
37
Peacemaker

Max out reputation levels with 5 minor factions on the same map.

Rare
11.0%last reported global rate
38
Captain

Play for 75 hours.

Rare
11.2%last reported global rate
39
Resonant

Invest 10+ Phase Resonance points in a single game.

Rare
11.7%last reported global rate
40
Tutorial Master

Complete all the tutorials.

Rare
12.0%last reported global rate