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Space Grunts achievements, rarest first.
Every achievement in Space Grunts, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
Survived as B-Captain
2.7%
of players
- Achievements
- 31
- Rarest
- 2.7%
- Ultra rare (under 5%)
- 17
- Average completion
- 6.7%
1
Survived as B-Captain
Survive the game as B-Captain
2.7%
2
Captain B-skin
Unlock the Captain B-skin
2.8%
3
Survived as B-Strongarm
Survive the game as B-Strongarm
2.8%
4
Survived as B-Techjunky
Survive the game as B-Techjunky
2.8%
5
Moonbase 30
Reach the moonbase in a Daily challenges 30 times
2.8%
6
Survived as Strongarm
Survive the game as Strongarm
3.0%
7
Survive Daily Challenge
Survive the Daily Challenge
3.0%
8
Datacard collector
Collect all datacards
3.0%
9
Techjunky B-skin
Unlock the Techjunky b-skin
3.0%
10
Strongarm B-skin
Unlock the Strongarm B-skin
3.0%
11
Survived the Worm Dimension
Survive the Worm Dimension
3.0%
12
Survived as Techjunky
Survive the game as Techjunky
3.1%
13
Survived as Captain
Survive the game as Captain
3.2%
14
Found hidden Ancients gate
Use the hidden ancients gate
3.2%
15
Survived the game
Survived the game
3.5%
16
Use Gaia
Use Gaia
4.2%
17
Reach the other side
Reach the other side
4.3%
18
Reach radiation zone
Reach the radiation zone levels
5.1%
19
Max upgrade shells
Upgrade shell based weapon to the maximum
6.1%
20
Escape Zombie attack
Escape Zombie attack
6.4%
21
Wiggle it
Complete a level without shooting the worms
7.6%
22
Reach laboratories
Reach the laboratories levels
8.7%
23
Underground cave
Find the underground cave
9.2%
24
Battle up
Use the Battle suit
9.6%
25
Found an anomaly
Find and use an anomaly
10%
26
Max upgrade frags
Upgrade the frag-based weapon to the max
11%
27
Berzerker
Use the Berzerker
11%
28
Reinforcements
Call for reinforcement
12%
29
Zombie outbreak
Start a zombie outbreak
14%
30
Max upgrade plasma
Upgrade the plasma to the maximum
21%
31
Reached moonbase
Reach the moonbase
22%
Percentages are Steam's global unlock rates across all players who own Space Grunts, refreshed daily. Under 5% is marked in the lit blue.