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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.

321
Bat Wing

Unlocked a new item.

Rare
16.1%last reported global rate
322
Rune of Dagaz

No public description is available.

Rare
16.1%last reported global rate
323
Succubus

Unlocked a new item.

Rare
16.1%last reported global rate
324
Burnt Penny

No public description is available.

Rare
16.2%last reported global rate
325
Cantripped!

Unlocked a new challenge.

Rare
16.3%last reported global rate
326
Incubus

Unlocked a new item.

Rare
16.3%last reported global rate
327
Shade

Unlocked a new item.

Rare
16.3%last reported global rate
328
The Hoarder

No public description is available.

Rare
16.3%last reported global rate
329
Cambion Conception

Unlocked a new item.

Rare
16.5%last reported global rate
330
Once More with Feeling!

Unlocked a new item.

Rare
16.5%last reported global rate
331
The Soul

No public description is available.

Rare
16.5%last reported global rate
332
Yellow Baby

Unlocked a new co-player baby.

Rare
16.5%last reported global rate
333
The Body

No public description is available.

Rare
16.6%last reported global rate
334
Forgotten Lullaby

Get that song out of her head.

Rare
16.7%last reported global rate
335
Locust of Wrath

Unlocked a new item.

Rare
16.7%last reported global rate
336
Fate's Reward

Unlocked a new item

Rare
16.8%last reported global rate
337
Brown Baby

Unlocked a new co-player baby.

Rare
16.9%last reported global rate
338
Suicide King

No public description is available.

Rare
16.9%last reported global rate
339
The Benighted

No public description is available.

Rare
16.9%last reported global rate
340
The Mind

No public description is available.

Rare
16.9%last reported global rate