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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.

161

Soul of Isaac

No public description is available.

Rare

10.2%last reported global rate

162

Vanishing Twin

Complete ??? with Jacob and Esau.

Rare

10.2%last reported global rate

163

Stud Finder

Unlocked a new item.

Rare

10.3%last reported global rate

164

Mega Chest

No public description is available.

Rare

10.4%last reported global rate

165

Damocles

Complete the Dark Room with Jacob and Esau.

Rare

10.5%last reported global rate

166

Dark Baby

Unlocked a new co-player baby.

Rare

10.5%last reported global rate

167

Hive Baby

Unlocked a new co-player baby.

Rare

10.5%last reported global rate

168

Keeper's Box

Complete the final chapter with Keeper.

Rare

10.5%last reported global rate

169

RERUN

Unlocked the power of RERUN.

Rare

10.5%last reported global rate

170

Revenge Baby

Unlocked a new co-player baby.

Rare

10.5%last reported global rate

171

Suplex!

Complete the Void with Jacob and Esau.

Rare

10.5%last reported global rate

172

Whore Baby

Unlocked a new co-player baby.

Rare

10.5%last reported global rate

173

Revelation

Complete the Corpse with Bethany.

Rare

10.7%last reported global rate

174

Glitched Crown

No public description is available.

Rare

10.8%last reported global rate

175

Red Stew

Complete Sheol with Jacob and Esau.

Rare

10.8%last reported global rate

176

Worm Friend

Complete the final chapter with Apollyon.

Rare

10.8%last reported global rate

177

'M

Complete the Corpse with Eden.

Rare

10.9%last reported global rate

178

Huge Growth

Unlocked a new item.

Rare

10.9%last reported global rate

179

Red Redemption

Unlocked a new challenge.

Rare

10.9%last reported global rate

180

The Deserter

No public description is available.

Rare

10.9%last reported global rate