Whir of Invention [Aether Revolt Promos] Theros Face the Hydra You choose a nonland card

You choose a nonland card from it

If a spell cast this way would be put into your graveyard

then puts all cards they exiled this way onto the battlefield

tap all lands target player controls

the conflicts between families escalated

Whir of Invention [Aether Revolt Promos] Theros Face the Hydra You choose a nonland cardSet: 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.