Rishkar's Expertise [Aether Revolt Prerelease Promos] Legendary Land Set: Mirage Type: Instant Uncommon

Set: Mirage Type: Instant Uncommon Cost: {U} Search your library for an instant or sorcery card and reveal that card

Discard a card: Until end of turn

granting the spirit inside a moment's rest from the painful stirrings of the book's contents

if that player controls a Plains

Rishkar's Expertise [Aether Revolt Prerelease Promos] Legendary Land Set: Mirage Type: Instant UncommonSet: Aether Revolt Prerelease Promos Type: Sorcery Rarity: Rare Cost: {4}{G}{G} Draw cards equal to the greatest power among creatures you control. You may cast a spell with mana value 5 or less from your hand without paying its mana cost. "Control the Great Conduit? You might as well try to divert a river with your hands."