Whir of Invention [Aether Revolt Prerelease Promos] Head Set: Arcane Rising Edition: 1st

Set: Arcane Rising Edition: 1st Edition Finish: Rainbow Foil Type: Action Subtype: Attack Rarity: Majestic Class: Generic Cost: 2 Power: 6 Defense reactions can't be played to Command and Conquers chain link

Set: Dominaria United Prerelease Promos Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {2}{B}{B} Deathtouch

Set: Diamond & Pearl: Mysterious Treasures Type: Lightning Rarity: Holo Rare Retreat cost: Colorless

Spend this mana only to cast creature spells or activate abilities of creatures

Whenever one or more creatures you control deal combat damage to one or more players

Whir of Invention [Aether Revolt Prerelease Promos] Head Set: Arcane Rising Edition: 1stSet: Aether Revolt Prerelease 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.