I'll be adding the races included in the offical expansion materials for Dungeon & Dragons 5th Edition. Races not acceptable for Adventurer's League will be marked as such on their respective pages.
Expansion Races (Adventurer's League Legal)
- Aasimar (Protector, Scourge, Fallen)
- Duergar (Dark Dwarf)
- Firbolg
- Genasi
- Goblin
- Goliath
- Ghostwise (Halfling)
- Hobgoblin
- Kenku
- Kobold
- Lizardfolk
- Orc
- Tabaxi
- Triton
- Yuan-Ti Pureblood
Expansion Races (Not Legal for Adventurer's League.)
- Aaakocra
- Changeling
- Eladrin (Elf)
- Merfolk
- Minotaur
- Revenant
- Shifter
- Warforged
NOTE: All Tiefling variants are legal for Adventurer's League play with the exception of the Winged Tiefling.