Invasion of Kaladesh [MOM - 234]

(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 Invasion of Kaladesh enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying.
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Aetherwing, Golden-Scale Flagship
Flying
Aetherwing, Golden-Scale Flagship's power is equal to the number of artifacts you control.
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Rarity: Uncommon

#: 234

Card Type: Battle, Battle — Siege // Legendary Artifact — Vehicle

Card Color: U, R

Casting Cost: {U}{R}