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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.

541
Mr. Resetter!

Unlocked a new item.

Uncommon
34.4%last reported global rate
542
The Family Man

No public description is available.

Uncommon
34.5%last reported global rate
543
Mystery Egg

Unlocked a new item.

Uncommon
34.6%last reported global rate
544
7 Seals

Unlocked a new item.

Uncommon
34.9%last reported global rate
545
Burning Basement

Alt stage to the basement.

Uncommon
35.1%last reported global rate
546
Pokey Mans

Unlocked a new challenge.

Uncommon
35.4%last reported global rate
547
Sacrificial Altar

Unlocked a new item.

Uncommon
35.6%last reported global rate
548
Mom's Knife

No public description is available.

Uncommon
35.8%last reported global rate
549
Daemon's Tail

No public description is available.

Uncommon
35.9%last reported global rate
550
Lucky Pennies

Unlocked a new item.

Uncommon
35.9%last reported global rate
551
Blood Bag

No public description is available.

Uncommon
36.0%last reported global rate
552
Member Card

Spend 40+ pennies in a single shop.

Uncommon
36.1%last reported global rate
553
Lilith

Unlocked a new character.

Uncommon
36.6%last reported global rate
554
Angels

No public description is available.

Uncommon
36.8%last reported global rate
555
Blue Bomber

Unlocked Challenge #23.

Uncommon
36.9%last reported global rate
556
The Nail

No public description is available.

Uncommon
36.9%last reported global rate
557
Bozo

Unlocked a new item.

Uncommon
37.1%last reported global rate
558
Wooden Cross

Unlocked a new item.

Uncommon
37.1%last reported global rate
559
Hairpin

Unlocked a new item.

Uncommon
37.4%last reported global rate
560
Blue Womb

Unlocked a hidden chapter.

Uncommon
37.5%last reported global rate