Plunderer's Prize {X}{U}

Name: Plunderer's Prize (Alchemy: Ixalan)
Brand: Magic: The Gathering
SKU: b24f440e-6034-41cc-bfa2-781181a8378c

Sorcery

Seek a nonland artifact card with mana value X or less and put it onto the battlefield. If a card with mana value less than X is put onto the battlefield this way, this spell perpetually gains “This spell costs {1} more to cast,” then return this spell to its owner’s hand.