Demons!
Master Mike unleash an infernal release for Unearthed Arcana!
You will find:
- Two tiefling subraces: Infernal Tiefling and Abyssal Tiefling
- New conjuration spells: Conjure Barlgura, Conjure Hezrou, Conjure Lesser Demon, Conjure Shadow Demon, Conjure Vrock.
Download the pdf here:
https://media.wizards.com/2015/downloads/dnd/07_UA_That_Old_Black_Magic.pdf