The power to
possess near-absolute immortality. Lesser version of Absolute Immortality.
The user possesses near-complete immortality: they don't age, can rapidly heal from wounds, and will essentially live forever. However, there are exceptions to their immortality, with some factors being able to harm and ultimately kill them.
The Nameless ( Anima: Beyond Fantasy)
Immortals ( Baccano)
Gabriel Belmont/Dracula ( Castlevania: Lords of Shadow)
Angels ( Dragon Ball Super)
Eternals ( Fablehaven Series)
Grima ( Fire Emblem Awakening)
Baldur ( God of War 2018)
God-tiers in Homestuck ( Homestuck)
Kain ( Legacy of Kain)
Kuro, the Divine Heir ( Sekiro: Shadows Die Twice)
Kaulder ( The Last Witch Hunter)
Ganondorf ( The Legend of Zelda)
Mermaid flesh eaters ( The Mermaid Saga)
Ban ( The Seven Deadly Sins)
Jeanne d'Arc ( Ulysses: Jeanne d'Arc and the Alchemist Knight)
The Nameless (Anima: Beyond Fantasy) cannot die no matter how much his body or soul its destroyed or damaged, only divine entities can ultimately eradicate him.
Angels (Dragon Ball Super) can only die if they are eradicated without leaving a trace, something that only happens if one of them breaks their laws.
Grima (Fire Emblem Awakening) can only be truly and permanently killed by his own hand, or by the hands of his avatar Robin.
Due to the curse placed on him, Baldur (God of War 2018) is immortal and invulnerable to all physical and magical threats, except for mistletoe.
No matter how much Kain (Legacy of Kain) is damage or decomposed into bats, only the the Soul Reaver can kill him.
As the latest Divine Heir of the Dragon's Heritage, Kuro (Sekiro: Shadow Die Twice) cannot be harmed or killed by anything other than The Mortal Blade/Fushigiri.
Due to the Triforce of Power, Ganondorf (The Legend of Zelda) is immortal and invulnerable to all but divine/transcendent objects and holy/divine weaponry...
...most notably the Master Sword.
Yuta, Mana and Masato (The Mermaid Saga) all became immortals via mermaid flesh, and can only be killed via decapitation.