Whir of Invention [Aether Revolt Prerelease Promos] Human Knight Whenever you cycle or discard

Whenever you cycle or discard another card

Set: Betrayers of Kamigawa Type: Instant — Arcane Rarity: Rare Cost: {X}{U}{U} You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost

the spirit of the divine called out of base metal

Set: Battlebond Prerelease Promos Type: Legendary Creature — Human Knight Rarity: Rare Cost: {2}{W} Partner with Khorvath Brightflame (When this creature enters the battlefield

The first player may reveal cards from the top of their library until they reveal a creature card

Whir of Invention [Aether Revolt Prerelease Promos] Human Knight Whenever you cycle or discardSet: 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.