Dark Prince's Crown
Unlocked a new item.
Uncommon20.7%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.
Maggy's Faith
No public description is available.
Uncommon20.7%last reported global rate
Technology .5
No public description is available.
Uncommon20.7%last reported global rate
Undefined
No public description is available.
Uncommon20.7%last reported global rate
Celtic Cross
No public description is available.
Uncommon20.8%last reported global rate
Eve's Bird Foot
No public description is available.
Uncommon20.8%last reported global rate
Lusty Blood
Unlocked a new item.
Uncommon20.8%last reported global rate
Maggy's Bow
No public description is available.
Uncommon20.8%last reported global rate
Goat Head Baby
Unlocked a new co-player baby.
Uncommon20.9%last reported global rate
Living on the edge
Unlocked a new item.
Uncommon20.9%last reported global rate
Lost holds Holy Mantle
Unlocked a new starting item.
Uncommon21.0%last reported global rate
Black Baby
Unlocked a new co-player baby.
Uncommon21.1%last reported global rate
Gehenna
Defeat all bosses in the Mausoleum.
Uncommon21.3%last reported global rate
Blood Rights
No public description is available.
Uncommon21.4%last reported global rate
Abel
No public description is available.
Uncommon21.7%last reported global rate
Bloody Lust
No public description is available.
Uncommon21.7%last reported global rate
Bloody Mary
Unlocked a new challenge.
Uncommon21.7%last reported global rate
Cain's Eye
No public description is available.
Uncommon21.7%last reported global rate
Censer
Unlocked a new item.
Uncommon21.8%last reported global rate
Store Key
Unlocked a new item.
Uncommon21.8%last reported global rate