Basement Boy
AchievementRebirthUnlock unknown
Achievement details
- Achievement number
- 37
- Description
- Beat basement without taking damage.
- Requirement
- Beat Chapter 1 without taking damage
How do you unlock Basement Boy?
Source text onlyThe instruction is sourced, but its steps are not mapped yet.
Beat basement without taking damage.
Verified requirement
Beat Chapter 1 without taking damage
A structured unlock path has not been mapped for this achievement.
What unlocking Basement Boy leads to
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13