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The Corruption Within achievements, rarest first.
Every achievement in The Corruption Within, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
At Long Last
64%
of players
- Achievements
- 10
- Rarest
- 64%
- Ultra rare (under 5%)
- 0
- Average completion
- 69%
1
At Long Last
Win the game
64%
2
Down Below
Gain access to the basement
64%
3
Book of Secrets
Find Isabelle's heirloom
64%
4
Diabolical Plans
Find the secret documents
66%
5
Sacred Text
Find Gary's heirloom
67%
6
The Horror
Get inside the cave
67%
7
It's All In The Runes
Find the Book of Runes
69%
8
You're Not Supposed To Be Here
Gain access to the study
72%
9
Upstairs
Gain access to the second floor
73%
10
Within
Get inside the mansion
89%
Percentages are Steam's global unlock rates across all players who own The Corruption Within, refreshed daily. Under 5% is marked in the lit blue.