Altero
20 achievements
Ultra Rareร20
About Altero's achievements
Altero has 20 Steam achievements, 20 of them ultra-rare โ unlocked by under 5% of players. The rarest is "Chapter 1 - All Hidden Souls", earned by just 1.7% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.
Rarest achievement
1.7%
of players earned "Chapter 1 - All Hidden Souls"
Community Ratings
No ratings yetDifficultyโ
Easy โ Brutal
Enjoymentโ
Meh โ Loved it
Grindinessโ
No grind โ Huge grind
Want to rate Altero? Sign in with Steam โ one rating per person.
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All Altero achievements
20 achievements
Ultra Rare1.7%
Ultra Rare1.7%
Ultra Rare1.7%
Ultra Rare1.7%
Ultra Rare1.7%
Ultra Rare1.7%
Ultra Rare1.7%
Ultra Rare1.7%
Ultra Rare1.8%
Ultra Rare1.8%
Ultra Rare1.8%
Ultra Rare1.9%
Ultra Rare1.9%
Ultra Rare1.9%
Ultra Rare1.9%
Ultra Rare1.9%
Ultra Rare2.8%
Ultra Rare2.9%
Ultra Rare3.2%
Ultra Rare3.3%