Zaffai, Thunder Conductor is a mythic Legendary Creature — Human Shaman card from Commander 2021 (C21), collector number 331. Current market price: $1.83, TCGplayer market prices via Scryfall.
Magecraft — Whenever you cast or copy an instant or sorcery spell, scry 1. If that spell's mana value is 5 or greater, create a 4/4 blue and red Elemental creature token. If that spell's mana value is 10 or greater, Zaffai deals 10 damage to an opponent chosen at random.