Winter Elf (5e Race Variant)
From D&D Wiki
Black skinned and white haired, these elves are well suited to the arctic deserts of the world.
This race variant replaces the elf's Fey Ancestry and Keen Senses traits.
Abilities. Your Wisdom score increases by 1.
Speed. Your base walking speed is 40 feet.
Snow Walker. You have resistance to cold damage.