Myth Realized [Dragons of Tarkir Promos]

Whenever you cast a noncreature spell, put a lore counter on Myth Realized. {2}{W}: Put a lore counter on Myth Realized. {W}: Until end of turn, Myth Realized becomes a Monk Avatar creature in addition to its other types and gains "This creature's power and toughness are each equal to the number of lore counters on it."