Thopter Assembly [Commander 2018]

Set: Commander 2018 Type: Artifact Creature — Thopter Rarity: Rare Cost: {6} FlyingAt the beginning of your upkeep, if you control no Thopters other than Thopter Assembly, return Thopter Assembly to its owner's hand and create five 1/1 colorless Thopter artifact creature tokens with flying.