Tonsil
TrinketAfterbirth+Unlocked
How do you unlock Tonsil?
Verified starting unlockSource data confirms that no unlock is required.
When hit, there is a small chance to spawn a permanent tonsil familiar that blocks enemy shots. This can happen twice, after which the trinket is destroyed.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Tonsil leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13