Brain Worm
TrinketRepentanceUnlocked
How do you unlock Brain Worm?
Verified starting unlockSource data confirms that no unlock is required.
Tears snap 90 degrees to target enemies that they may have missed.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Brain Worm leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13