March of the Canonized is a rare Enchantment card from The Lost Caverns of Ixalan Commander (LCC), collector number 41. Current market price: $1.95, TCGplayer market prices via Scryfall.
When this enchantment enters, 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.