D12
Unlocked a new item.
Rare19.3%last reported global rate
Steam
The Binding of Isaac: Rebirth Achievements
Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.
Total achievements641
Rarest rate2.60%
Ultra rare0
Last checkedSep 20, 2026
Delayed official data
Rates and award counts were last observed on Sep 20, 2026.
Eve's Mascara
No public description is available.
Rare19.3%last reported global rate
Key Bum
Unlocked a new item.
Rare19.3%last reported global rate
Samson's Chains
No public description is available.
Rare19.5%last reported global rate
Fate
No public description is available.
Rare19.7%last reported global rate
Rune of Perthro
No public description is available.
Rare19.7%last reported global rate
Keeper
Unlocked a new character.
Rare19.8%last reported global rate
Curved Horn
No public description is available.
Rare19.9%last reported global rate
Fruity Plum
Defeat Baby Plum 10 times.
Rare19.9%last reported global rate
Generosity
No public description is available.
Rare19.9%last reported global rate
Forget Me Now
No public description is available.
Uncommon20.0%last reported global rate
Something wicked this way comes+!
Unlocked even more bosses!
Uncommon20.0%last reported global rate
Bone Heart
No public description is available.
Uncommon20.1%last reported global rate
Mysterious Paper
No public description is available.
Uncommon20.1%last reported global rate
SMB Super Fan
No public description is available.
Uncommon20.1%last reported global rate
The Forgotten
No public description is available.
Uncommon20.1%last reported global rate
Blue Candle
No public description is available.
Uncommon20.2%last reported global rate
Credit Card
No public description is available.
Uncommon20.5%last reported global rate
GB Bug
Unlocked a new item.
Uncommon20.5%last reported global rate
The Razor
No public description is available.
Uncommon20.6%last reported global rate