Oddity Specialists

When Oddity Specialists enters the battlefield,
create X 1/1 white Vampire creature tokens
with lifelink.
At the beginning of your upkeep, if your
devotion to white and black is seven or greater, create a 4/3 white and black Vampire Demon creature token with flying.

"If praying does not work, and words are ineffective...
what's left is to fight."
—Meme Oshino