Dungeons & Dragons: Adventures in the Forgotten Realms Prerelease Promos
Type:
Legendary Artifact
Rarity:
Mythic
Cost:
{5}
({W/U} can be paid with either {W} or {U}.) Whenever a player casts a noncreature spell, counter that spell. That player creates X 1/1 white and blue Bird creature tokens with flying, where X is the spell's mana value.