Proptosis
ItemRebirthUnlocked
passiveGame ID 261★★★★
How do you unlock Proptosis?
Verified starting unlockSource data confirms that no unlock is required.
Tears start out massive with high damage, and then shrink down and become weaker over a short range.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Proptosis leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13