Whir of Invention [Aether Revolt Prerelease Promos] Human Knight Set: Portal Three Kingdoms Type:

Set: Portal Three Kingdoms Type: Legendary Creature — Human Soldier Warrior Rarity: Rare Cost: {5}{R} Haste

the spirit of the divine called out of base metal

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

so many new channels are carved for them

Whir of Invention [Aether Revolt Prerelease Promos] Human Knight Set: Portal Three Kingdoms Type:Set: 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.