Invasion of Kaladesh // Aetherwing, Golden-Scale Flagship - March of the Machine - 234

Battle — Siege

Mana Cost: {U}{R}

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)
When this Siege enters, create a 1/1 colorless Thopter artifact creature token with flying.

Uncommon · March of the Machine · #234 (MOM)

Illustrated by Leon Tukker