Walnut
TrinketAfterbirth+Unlocked
How do you unlock Walnut?
Verified starting unlockSource data confirms that no unlock is required.
Being hit by explosions will eventually destroy the trinket and spawn various pickups.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Walnut leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13