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Alien Crusader achievements, rarest first.
Every achievement in Alien Crusader, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
Play Stage 25
6.3%
of players
- Achievements
- 70
- Rarest
- 6.3%
- Ultra rare (under 5%)
- 0
- Average completion
- 9.9%
1
Play Stage 25
6.3%
2
Clear Stage 24
6.3%
3
Clear Stage 25
6.3%
4
Play Stage 22
6.4%
5
Play Stage 23
6.4%
6
Play Stage 24
6.4%
7
Clear Stage 20
6.4%
8
Clear Stage 21
6.4%
9
Clear Stage 22
6.4%
10
Clear Stage 23
6.4%
11
Boss Kill, Stage 25
6.4%
12
Play Stage 19
6.5%
13
Play Stage 20
6.5%
14
Play Stage 21
6.5%
15
Clear Stage 17
6.5%
16
Clear Stage 19
6.5%
17
Boss Kill, Stage 18
6.5%
18
Double Boss Kill, Stage 19
6.5%
19
Play Stage 17
6.6%
20
Play Stage 18
6.6%
21
Clear Stage 16
6.6%
22
Clear Stage 18
6.6%
23
Double Boss Kill, Stage 17
6.6%
24
Play Stage 15
6.7%
25
Play Stage 16
6.7%
26
Clear Stage 14
6.7%
27
Clear Stage 15
6.7%
28
Boss Kill, Stage 14
6.7%
29
Double Boss Kill, Stage 15
6.7%
30
Play Stage 14
6.9%
31
Clear Stage 13
6.9%
32
Boss Kill, Stage 13
7.0%
33
Clear Stage 12
7.3%
34
Play Stage 13
7.4%
35
Play Stage 12
7.8%
36
Clear Stage 11
7.8%
37
Buy Upgrade In Shop
7.9%
38
Play Stage 11
8.2%
39
Clear Stage 10
8.2%
40
Boss Kill, Stage 10
8.3%
41
View Personal High Scores
8.5%
42
View Heroes This Week
8.8%
43
Clear Stage 9
8.9%
44
Boss Kill, Stage 9
9.0%
45
Play Stage 10
9.1%
46
Play Stage 9
9.5%
47
Clear Stage 8
9.5%
48
View Spacecoins
9.9%
49
Play Stage 8
10%
50
Clear Stage 7
10%
51
View Premium
10%
52
Boss Kill, Stage 6
11%
53
Clear Stage 6
11%
54
Play Stage 7
11%
55
View High Scores
11%
56
Enter Shop
14%
57
Play Stage 6
15%
58
Clear Stage 5
15%
59
View Profile
16%
60
Play Stage 5
16%
61
Clear Stage 4
16%
62
Play Stage 4
18%
63
Clear Stage 3
18%
64
Boss Kill, Stage 3
18%
65
Play Stage 3
21%
66
Clear Stage 2
21%
67
View Options
21%
68
Play Stage 2
23%
69
Clear Stage 1
23%
70
Play Stage 1
24%
Percentages are Steam's global unlock rates across all players who own Alien Crusader, refreshed daily. Under 5% is marked in the lit blue.