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
In the past, All For One used this Quirk to hide traces of his identity.

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