Contract From Below
ItemRebirthUnlocked
passiveGame ID 241★★★★
How do you unlock Contract From Below?
Verified starting unlockSource data confirms that no unlock is required.
Doubles the number of most room clear awards, but reduces the overall chance of getting one by 1/3.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Contract From Below leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13