Cyclone [Arabian Nights] Cat Beast Whenever Xantid Swarm attacks

Whenever Xantid Swarm attacks

a flock from a bird

Set: Rivals of Ixalan Prerelease Promos Type: Legendary Creature — Elder Dinosaur Rarity: Rare Cost: {5}{U}{U} This spell can't be countered

Set: Commander 2017 Type: Creature — Zombie Dragon Rarity: Rare Cost: {2}{B}{B} Flying

Cyclone [Arabian Nights] Cat Beast Whenever Xantid Swarm attacksSet: Arabian Nights Type: Enchantment Rarity: Uncommon Cost: {2}{G}{G} At the beginning of your upkeep, put a wind counter on Cyclone, then sacrifice Cyclone unless you pay {G} for each wind counter on it. If you pay, Cyclone deals damage equal to the number of wind counters on it to each creature and each player.