Fiend Artisan (Showcase) [Foundations Special Guests]

Set: Foundations Special Guests Type: Creature — Nightmare Rarity: Mythic Cost: {B/G}{B/G} Fiend Artisan gets +1/+1 for each creature card in your graveyard.{X}{B/G}, {T}, Sacrifice another creature: Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle. Activate only as a sorcery.