Lost Cork
TrinketAfterbirth+Unlocked
How do you unlock Lost Cork?
Verified starting unlockSource data confirms that no unlock is required.
Increases the radius of any creep produced by Isaac.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Lost Cork leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13