Odd Mushroom (Large)
ItemRebirthUnlocked
passiveGame ID 121★★★★
How do you unlock Odd Mushroom (Large)?
Verified starting unlockSource data confirms that no unlock is required.
[Before Repentance] Grants one empty Heart container, +0.3 damage, +0.25 range, +0.5 tear falling speed, and -0.1 speed. / [Repentance] Grants one full Heart container, +1 damage, +1.5 range, and -0.2 speed.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Odd Mushroom (Large) leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13