1.0·Every feature free until Premium arrives in October
100 hidden mice achievements, rarest first.
Every achievement in 100 hidden mice, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
Mouse
86%
of players
- Achievements
- 100
- Rarest
- 86%
- Ultra rare (under 5%)
- 0
- Average completion
- 90%
1
Mouse
ok
86%
2
Mouse
ok
88%
3
Mouse
ok
88%
4
Mouse
ok
88%
5
Mouse
ok
89%
6
Mouse
ok
89%
7
Mouse
ok
89%
8
Mouse
ok
89%
9
Mouse
ok
89%
10
Mouse
ok
89%
11
Mouse
ok
89%
12
Mouse
ok
89%
13
Mouse
ok
89%
14
Mouse
ok
90%
15
Mouse
ok
90%
16
Mouse
ok
90%
17
Mouse
ok
90%
18
Mouse
ok
90%
19
Mouse
ok
90%
20
Mouse
ok
90%
21
Mouse
ok
90%
22
Mouse
ok
90%
23
Mouse
ok
90%
24
Mouse
ok
90%
25
Mouse
ok
90%
26
Mouse
ok
90%
27
Mouse
ok
90%
28
Mouse
ok
90%
29
Mouse
ok
90%
30
Mouse
ok
90%
31
Mouse
ok
90%
32
Mouse
ok
90%
33
Mouse
ok
90%
34
Mouse
ok
90%
35
Mouse
ok
90%
36
Mouse
ok
90%
37
Mouse
ok
90%
38
Mouse
ok
90%
39
Mouse
ok
90%
40
Mouse
ok
90%
41
Mouse
ok
90%
42
Mouse
ok
90%
43
Mouse
ok
90%
44
Mouse
ok
90%
45
Mouse
ok
90%
46
Mouse
ok
90%
47
Mouse
ok
90%
48
Mouse
ok
90%
49
Mouse
ok
90%
50
Mouse
ok
90%
51
Mouse
ok
90%
52
Mouse
ok
90%
53
Mouse
ok
90%
54
Mouse
ok
90%
55
Mouse
ok
90%
56
Mouse
ok
90%
57
Mouse
ok
90%
58
Mouse
ok
90%
59
Mouse
ok
90%
60
Mouse
ok
90%
61
Mouse
ok
90%
62
Mouse
ok
90%
63
Mouse
ok
90%
64
Mouse
ok
90%
65
Mouse
ok
90%
66
Mouse
ok
90%
67
Mouse
ok
90%
68
Mouse
ok
90%
69
Mouse
ok
90%
70
Mouse
ok
90%
71
Mouse
ok
90%
72
Mouse
ok
90%
73
Mouse
ok
90%
74
Mouse
ok
90%
75
Mouse
ok
90%
76
Mouse
ok
90%
77
Mouse
ok
90%
78
Mouse
ok
90%
79
Mouse
ok
90%
80
Mouse
ok
90%
81
Mouse
ok
90%
82
Mouse
ok
90%
83
Mouse
ok
90%
84
Mouse
ok
90%
85
Mouse
ok
90%
86
Mouse
ok
90%
87
Mouse
ok
90%
88
Mouse
ok
90%
89
Mouse
ok
90%
90
Mouse
ok
90%
91
Mouse
ok
90%
92
Mouse
ok
90%
93
Mouse
ok
90%
94
Mouse
ok
90%
95
Mouse
ok
90%
96
Mouse
ok
90%
97
Mouse
ok
91%
98
Mouse
ok
91%
99
Mouse
ok
91%
100
Mouse
ok
91%
Percentages are Steam's global unlock rates across all players who own 100 hidden mice, refreshed daily. Under 5% is marked in the lit blue.