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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.

261
Greed's Gullet

Unlocked a new item.

Rare
13.8%last reported global rate
262
Locust of Conquest

Unlocked a new item.

Rare
13.9%last reported global rate
263
The Baleful

No public description is available.

Rare
13.9%last reported global rate
264
2 new pills

Unlocked a new item.

Rare
14.0%last reported global rate
265
Jaw Bone

No public description is available.

Rare
14.0%last reported global rate
266
Void

Unlocked a new item.

Rare
14.0%last reported global rate
267
Bloody Crown

Unlocked a new item.

Rare
14.1%last reported global rate
268
Dull Razor

Unlocked a new item.

Rare
14.1%last reported global rate
269
Glyph of Balance

Unlocked a new item.

Rare
14.2%last reported global rate
270
The Capricious

No public description is available.

Rare
14.2%last reported global rate
271
DELETE THIS

No public description is available.

Rare
14.3%last reported global rate
272
Lil' Baby

Unlocked a new co-player baby.

Rare
14.3%last reported global rate
273
Sin collector

Unlocked a new item.

Rare
14.3%last reported global rate
274
C Section

Complete the final chapter with Lilith.

Rare
14.4%last reported global rate
275
Locust of Death

Unlocked a new item.

Rare
14.4%last reported global rate
276
Pointy Rib

No public description is available.

Rare
14.4%last reported global rate
277
Urn of Souls

Complete Sheol with Bethany.

Rare
14.4%last reported global rate
278
A Pound of Flesh

Complete the final chapter with Cain.

Rare
14.5%last reported global rate
279
Keeper holds Wooden Nickel

Unlocked a new starting item.

Rare
14.5%last reported global rate
280
Blanket

Unlocked a new item.

Rare
14.6%last reported global rate