Celestial Elf (5e Subrace)
From D&D Wiki
Celestial Elves are a race from of elves from the Plane of the Gods and are a very rare race. They rarely leave but every couple centuries after completing a quest they decide to stay on the Material Plane. A Celestial Elf can only be born in the Plane of the Gods. If one is born anywhere else they become a High Elf. This can be changed by completing a pilgrimage to the Astral Plane.
Ability Score Increase. Your Wisdom or Charisma score increases by 1.
Tounge of the Gods. You gain Celestial as a language.
Blessing of the Gods. You are resistant to radiant and necrotic damage
A little more time. You make death saves every other round
Elven Magic. You may cast the light Cantrip at will and Healing Word once per day use Int as your spellcasting ability modifier.