Celtic Cross
ItemRebirthLocked
passiveGame ID 162★★★★
How do you unlock Celtic Cross?
In The Binding of Isaac, Celtic Cross is unlocked by earning the ??? completion mark as Magdalene (Character).
Structured pathSource-backed requirements are mapped into trackable steps.
Grants a chance to trigger the Book of Shadows effect upon taking damage, creating a shield that nullifies all types of damage for 7 seconds.
What unlocking Celtic Cross leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13