Retrofitter Foundry

Artifact

three generic mana : Untap this artifact. two generic mana , tap this permanent : Create a 1/1 colorless Servo artifact creature token. one generic mana , , Sacrifice a Servo: Create a 1/1 colorless Thopter artifact creature token with flying. , Sacrifice a Thopter: Create a 4/4 colorless Construct artifact creature token.