Blood ID is an unlockable trinket in Ena Mod, a mod for The Binding of Isaac.

Using a Blood Donation Machine, Devil Beggar, Confessional or IV Bag has a 25% not to lose health.

Playing as The Lost forces a payout, removes the trinket, and avoids damage.

Defeat It Lives! as ENA.

The following special synergies and interactions for Blood ID have been documented.

* Note that not all possible synergies and interactions are listed here.

• Download Ena Mod from the Steam Workshop.