PHD
ItemRebirthUnlocked
passiveGame ID 75★★★★
How do you unlock PHD?
Verified starting unlockSource data confirms that no unlock is required.
Converts all bad pills into good pills, spawns one pill pickup, and identifies all pills. Restores two Red Hearts and increases the payout of Blood Donation Machines.
Available from the start
No unlock needed — this is available in every new save file.
What unlocking PHD leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13