This Datapack adds 17 of the monsters for the D&D 5e Monster Manual into Minecraft as playable origins.
The origins are listed below:
Aarakocra
Animated Armor
Azer
Cyclops
Dryad
Githyanki
Githzerai
Gnome
Invisible Stalker
Kobold
Magmin
Merfolk
Merrow
Minataur
Specter
Umberhulk
Xorn