Kidney Stone
AchievementAfterbirthUnlock unknown
Achievement details
- Achievement number
- 232
- Description
- Unlocked a new item.
- Requirement
- [before Afterbirth+] Complete The Guardian (challenge #30) / [Afterbirth+] Complete Onan's Streak (challenge #29)
How do you unlock Kidney Stone?
Source text onlyThe instruction is sourced, but its steps are not mapped yet.
Unlocked a new item.
Verified requirement
[before Afterbirth+] Complete The Guardian (challenge #30) / [Afterbirth+] Complete Onan's Streak (challenge #29)
A structured unlock path has not been mapped for this achievement.
What unlocking Kidney Stone leads to
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13