Immortality

Immortality is the state of having an infinite lifespan possessed by immortals, Original vampires, vampires, hybrids, sirens, golems and on rare occasions, witches. It affords the user immunity to the effects of aging and diseases, thereby granting the ability of outliving other supernatural creatures and humans.
Immortality can come in varying calibers depending on their source, ranging from unconditional immortality to decelerated longevity.