Golden Argosy [Dominaria United Prerelease Promos] Judge Gift Cards 1999 {1}: Mutavault becomes a 2/2

{1}: Mutavault becomes a 2/2 creature with all creature types until end of turn

you may pay {0} rather than pay the mana cost for a spell you cast with converted mana cost X or less

Simultaneously planeswalk to both of them

A capable mage can tune its focus

Golden Argosy [Dominaria United Prerelease Promos] Judge Gift Cards 1999 {1}: Mutavault becomes a 2/2Set: Dominaria United Prerelease Promos Type: Legendary Artifact Vehicle Rarity: Rare Cost: {4} Whenever Golden Argosy attacks, exile each creature that crewed it this turn. Return them to the battlefield tapped under their owner's control at the beginning of the next end step. 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.)