Berkano
RuneRebirthLocked
How do you unlock Berkano?
In The Binding of Isaac, Berkano is unlocked by unlocking Purist (Challenge).
Structured pathSource-backed requirements are mapped into trackable steps.
Spawns 3 Blue Flies and 3 Blue Spiders. Gives Isaac 3 standard n locusts for the room.
What unlocking Berkano leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13