Antigen Swap

Antigen Swap is a Quirk used by All For One, who stole it from an unknown user.

Description
Antigen Swap allows the user to change their blood type.

Usage
Throughout his history, All For One used this Quirk as a way of hiding traces of his identity, allowing him to rule in the shadows.

During his fight with All Might and Stain, he uses this Quirk to reduce the effects of Bloodcurdle on himself.