Pulse Worm
TrinketRebirthUnlocked
How do you unlock Pulse Worm?
Verified starting unlockSource data confirms that no unlock is required.
Tears pulsate in size as they travel.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Pulse Worm leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13