Backrooms: Lost
6 achievements
Ultra Rare×4
Very Rare×2
About Backrooms: Lost's achievements
Backrooms: Lost has 6 Steam achievements, 4 of them ultra-rare — unlocked by under 5% of players. The rarest is "以眼还眼", earned by just 1.9% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.
Rarest achievement
1.9%
of players earned "以眼还眼"
Community Ratings
No ratings yetDifficulty—
Easy → Brutal
Enjoyment—
Meh → Loved it
Grindiness—
No grind → Huge grind
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All Backrooms: Lost achievements
6 achievements
Ultra Rare1.9%
Ultra Rare1.9%
Ultra Rare2.1%
Ultra Rare2.3%
Very Rare5.2%
Very Rare10.7%