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Zombie Builder Defense 2 achievements, rarest first.
Every achievement in Zombie Builder Defense 2, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
A hidden achievement
0.7%
of players
- Achievements
- 36
- Rarest
- 0.7%
- Ultra rare (under 5%)
- 9
- Average completion
- 23%
1
Nuclear Launch DetectedHidden
Hidden achievement. Description revealed on unlock.
0.7%
2
Max Rank
Reach the Max Rank
0.9%
3
Make A DealHidden
Hidden achievement. Description revealed on unlock.
2.4%
4
Pistol Master
Max all Pistols
2.8%
5
Endless Mode Wave 30
Survive Past Wave 30 in Endless
3.2%
6
SMG Master
Max all SMGs
3.4%
7
Sniper Master
Max all Snipers
3.9%
8
Act 4 One Shot In Hell
Complete Act 4 on One Shot In Hell
4.6%
9
Act 6 One Shot In Hell
Complete Act 6 on One Shot In Hell
4.7%
10
Act 5 One Shot In Hell
Complete Act 5 on One Shot In Hell
5.1%
11
AR Master
Max all ARs
5.5%
12
Act 3 One Shot In Hell
Complete Act 3 on One Shot In Hell
5.5%
13
Shotgun Master
Max all Shotuns
5.6%
14
Act 6 Hard
Complete Act 6 on Hard
6.1%
15
Act 2 One Shot In Hell
Complete Act 2 on One Shot In Hell
6.6%
16
Endless Mode Wave 20
Survive Past Wave 20 in Endless
6.9%
17
LMG Master
Max all LMGs
8.5%
18
Act 1 One Shot In Hell
Complete Act 1 on One Shot In Hell
10%
19
Act 5 Hard
Complete Act 5 on Hard
11%
20
Act 4 Hard
Complete Act 4 on Hard
12%
21
Act 3 Hard
Complete Act 3 on Hard
12%
22
Act 2 Hard
Complete Act 2 on Hard
15%
23
Endless Mode Wave 10
Survive Past Wave 10 in Endless
20%
24
Act 1 Hard
Complete Act 1 on Hard
22%
25
Act 6 Normal
Complete Act 6 on Normal
38%
26
Act 5 Normal
Complete Act 5 on Normal
41%
27
Act 6 Casual
Complete Act 6 on Casual
43%
28
Act 4 Normal
Complete Act 4 on Normal
46%
29
Act 5 Casual
Complete Act 5 on Casual
47%
30
Act 3 Normal
Complete Act 3 on Normal
52%
31
Act 4 Casual
Complete Act 4 on Casual
52%
32
Act 1 Normal
Complete Act 1 on Normal
55%
33
Act 2 Normal
Complete Act 2 on Normal
60%
34
Act 3 Casual
Complete Act 3 on Casual
60%
35
Act 2 Casual
Complete Act 2 on Casual
72%
36
Act 1 Casual
Complete Act 1 on Casual
86%
Percentages are Steam's global unlock rates across all players who own Zombie Builder Defense 2, refreshed daily. Under 5% is marked in the lit blue.