Purist
ChallengeRebirthLocked
Challenge details
- Challenge number
- 20
- Description
- Purist is challenge #20. This challenge is unique because Isaac starts with no items. The goal is to defeat Mom's Heart or It Lives!. This challenge is unlocked after defeating Mom for the first time.
How do you unlock Purist?
In The Binding of Isaac, Purist is unlocked by unlocking Mom.
Structured pathSource-backed requirements are mapped into trackable steps.
Purist is challenge #20. This challenge is unique because Isaac starts with no items. The goal is to defeat Mom's Heart or It Lives!. This challenge is unlocked after defeating Mom for the first time.
What unlocking Purist leads to
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13