- "Bleurgh! His blood...It's Alien! He may look human but the taste of him is Unspeakable...Foul!!"
- ― The Cruifer on Clark Kent/Kal-El/Superman (JLA # 95)
The ability to possess blood that is toxic to vampiric entities.
- Deep Blood (A Certain Magical Index)
The user possesses blood that is toxic to vampiric entities that renders them immune to vampirism and can affect or kill any vampiric being that comes in contact with their blood.
- Psychic Vampires can work around the user's immunity as they do not require blood to fuel their powers.
- Transcendent Vampires may be more resistant than the normal vampire.
- User's blood must make contact with a vampire for the effects to occur.