Whir of Invention [Aether Revolt Promos] Human Wizard Set: Wizards of the Coast:

Set: Wizards of the Coast: Black Star Promos Type: Stadium Rarity: Black Star Promo

That creature attacks this turn if able

many more are surely nearby

Xerex Squire's power and toughness become equal to that number

put a shield counter on a creature you control

Whir of Invention [Aether Revolt Promos] Human Wizard Set: Wizards of the Coast:Set: Aether Revolt Promos Type: Instant Rarity: Rare Cost: {X}{U}{U}{U} Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.