Outbreak/Achievements
Outbreak achievements by rarity
Global completion percentages from Steam, rarest first
Achievements
39
Rarest
1.5%
Ultra rare (<5%)
28
Avg. completion
6.6%
1
Botanist
Healed yourself 200 times.
1.5%
2
Survival of the Fittest
Cleared 100 scenarios.
1.5%
3
Hardened
Survived the first twenty five waves in Onslaught.
1.5%
4
Unstoppable
Survived the thirtieth wave in Onslaught.
1.5%
5
Now We're Talking
Cleared 10 scenarios.
1.6%
6
Master of Unlocking
Solved 100 puzzles.
1.6%
7
Hero
Survived a scenario on Biohazard Difficulty.
1.6%
8
Pacifist
Survived a scenario on Hard or Biohazard Difficulty with one or fewer kills.
1.6%
9
Resourceful
Survived the first fifteen waves in Onslaught.
1.6%
10
Prepared
Survived the first twenty waves in Onslaught.
1.6%
11
Secret Shopper
Purchased 100 pieces of equipment in Onslaught.
1.6%
12
Black Friday
Purchased 200 pieces of equipment in Onslaught.
1.6%
13
Survivor
Survived 3 scenarios on Hard Difficulty.
1.7%
14
Undead Obliterator
Defeated 1000 undead threats.
1.8%
15
Recruit
Survived 5 scenarios on Normal Difficulty.
1.8%
16
Enduring
Survived the first ten waves in Onslaught.
1.8%
17
Artisan
Constructed 100 barricades.
1.9%
18
Intrepid
Survived the first five waves in Onslaught.
2.0%
19
Bright Future
Cleared all campaign scenarios.
2.2%
20
Bargain Hunter
Purchased 20 pieces of equipment in Onslaught.
2.2%
21
Enkindle
Cleared the Enkindle scenario.
2.3%
22
Miasma
Cleared the Miasma scenario.
2.5%
23
Craftsman
Constructed 50 barricades.
2.5%
24
First Wave
Cleared a wave in Onslaught.
2.8%
25
Chasmal
Cleared the Chasmal scenario.
3.0%
26
Arborist
Healed yourself 20 times.
3.1%
27
Consumer
Purchased a piece of equipment in Onslaught.
3.8%
28
Outbreak
Cleared the Outbreak scenario.
4.6%
29
Undead Destroyer
Defeated 100 undead threats.
5.2%
30
Carpenter
Constructed 10 barricades.
5.3%
31
Marksman
Land 10 critical hits.
7.8%
32
Undead Slayer
Defeated 20 undead threats.
14%
33
Core Concept
You failed to survive.
15%
34
Nutritionist
Healed yourself.
19%
35
Tutorial
Cleared the Tutorial scenario.
22%
36
The Beginning
Cleared your first scenario!
23%
37
The Best Defense
Constructed your first barricade.
28%
38
First Kill
Defeated your first undead threat.
30%
39
Puzzler
Successfully overcame a puzzle.
31%
Percentages are Steam's global unlock rates across all players who own Outbreak, refreshed daily. See live player counts and stats for Outbreak.