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Leonardo da Vinci

Legendary Creature — Human Artificer

: Until end of turn, Thopters you control have base power and toughness X/X, where X is the number of cards in your hand. , : Draw a card, then discard a card. If the discarded card was an artifact card, exile it from your graveyard. If you do, create a token that's a copy of it, except it's a 0/2 Thopter artifact creature with flying in addition to its other types.