Bob's Rotten Head
ItemRebirthUnlocked
activeGame ID 42★★★★
How do you unlock Bob's Rotten Head?
Verified starting unlockSource data confirms that no unlock is required.
Isaac holds a poison Bomb which can be thrown in a cardinal direction and explodes on impact.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking Bob's Rotten Head leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13