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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.

281
Euthanasia

Unlocked a new item.

Rare
14.6%last reported global rate
282
Soul Locket

Beat Greed mode with Bethany.

Rare
14.6%last reported global rate
283
White Baby

Unlocked a new co-player baby.

Rare
14.6%last reported global rate
284
Big Baby

Unlocked a new co-player baby.

Rare
14.7%last reported global rate
285
Holy Card

Unlocked a new item.

Rare
14.7%last reported global rate
286
King Baby

Unlocked a new co-player baby.

Rare
14.7%last reported global rate
287
Rage Baby

Unlocked a new co-player baby.

Rare
14.7%last reported global rate
288
The Dauntless

No public description is available.

Rare
14.7%last reported global rate
289
5 Nights at Mom's

Unlocked super special rocks.

Rare
14.8%last reported global rate
290
Compound Fracture

Unlocked a new item.

Rare
14.8%last reported global rate
291
Super Greed Baby

Unlocked a new item.

Rare
14.8%last reported global rate
292
Zodiac

Unlocked a new item.

Rare
14.8%last reported global rate
293
Blue Baby

Unlocked a new co-player baby.

Rare
14.9%last reported global rate
294
Rules Card

No public description is available.

Rare
14.9%last reported global rate
295
Eye of Belial

Unlocked a new item.

Rare
15.0%last reported global rate
296
Lil Abaddon

Complete the final chapter with Azazel.

Rare
15.0%last reported global rate
297
Long Baby

Unlocked a new co-player baby.

Rare
15.0%last reported global rate
298
Rune of Berkano

No public description is available.

Rare
15.1%last reported global rate
299
Sack of Sacks

Unlocked a new item.

Rare
15.1%last reported global rate
300
Slipped Rib

No public description is available.

Rare
15.1%last reported global rate