Here in this alternative reality that greatly diverges from our own, vampires are not the stuff of mythology and legends, but are in fact as real as the sun itself. Here's an immortal vampire huntress/detective that was born an immortal of a different kind.
Marilyn Walker was born five thousands years prior to the birth of Christ as Ishtar-Belessa in Sumer to two mortal parents.
Powers and Abilities
Regenerative Healing Factor: Marilyn Walker possesses a superhuman healing factor derived from that of her immortal nature that allows her to regenerate damaged or destroyed bodily tissue with far greater speed and efficiency than an ordinary human or vampire. Marilyn Walker is also able to heal from injuries such as slashes, puncture wounds, bullet wounds, beheading, and severe burns within moments. Her incredible healing factor is definitely more powerful than even vampires as she can regrow missing limbs and organs and is even able to recover from liquidation of everything from her waist up. Her head or any other limb can also be reattached using this ability, but has to be placed in the proper place. Even though she can be beheaded, Marilyn Walker can still move her body normally.
Foreign Chemical Resistance: Marilyn Walker's body is incredibly resistant to all forms of drugs and toxins. For example, it is extremely improbable, if not impossible, for her to become intoxicated. She can also be unaffected by certain kinds of drugs, such as tranquilizers, even if she is exposed to a large enough dosage.
Disease Immunity: The unique regenerative qualities of Marilyn Walker's incredible healing factor also extend to her immune system, rendering her immune to the effects of all known diseases and infections, especially the vampire virus.
Immortality: Marilyn Walker's incredible healing factor provides her with an infinite extended lifespan by slowing the effects of the aging process to an unknown equally infinite degree and as a result she's unable to die.
Immortal Strength: Marilyn Walker's muscular strength has been extraordinarily enhanced due to her immortal nature and it enables her to lift about seven tons.
Immortal Speed: Marilyn Walker is capable of running and moving at speeds much greater than even the finest human athletes on Earth.
Immortal Stamina: Marilyn Walker's musculature generates considerably less fatigue toxins than the muscles of an ordinary human being, granting her superhuman levels of stamina in all physical activities. She can physically exert herself at peak capacity for several days before boredom or stress takes over, and can possibly gone on further if she wants to.
Immortal Agility: Marilyn Walker's agility, balance, and bodily coordination are enhanced to levels that are beyond the natural physical limits of even the finest human athletes on Earth.
Immortal Reflexes: Her reflexes are similarly enhanced, superior to those of even the finest human athletes on Earth.