Cracked Key
CardRepentanceLocked
How do you unlock Cracked Key?
In The Binding of Isaac, Cracked Key is unlocked by unlocking Red Key (Achievement).
Structured pathSource-backed requirements are mapped into trackable steps.
Creates a room adjacent to a viable wall, like n.
How to unlock: Open Mom's Chest in Home
What unlocking Cracked Key leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13