Host Hat
ItemAfterbirthUnlocked
passiveGame ID 375★★★★
How do you unlock Host Hat?
Verified starting unlockSource data confirms that no unlock is required.
A host familiar that sits on Isaac's head and has a 20% chance to block enemy shots and retaliate with 3 tears. Grants immunity to explosions.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Host Hat leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13