Riverwise Augur [Rivals of Ixalan] Khans of Tarkir Prerelease Promos {T}: Double the amount of

{T}: Double the amount of each type of unspent mana you have

Set: Commander 2016 Type: Legendary Creature — Elf Rogue Rarity: Rare Cost: {1}{G}{U} Whenever a creature deals combat damage to one of your opponents

with no one to sin or wage war

Set: Mercadian Masques Type: Creature — Human Rebel Rarity: Rare Cost: {3}{W}{W} Flying

Set: Kaladesh Type: Instant Rarity: Common Cost: {1}{R} Chandra's Pyrohelix deals 2 damage divided as you choose among one or two targets

Riverwise Augur [Rivals of Ixalan] Khans of Tarkir Prerelease Promos {T}: Double the amount ofSet: Rivals of Ixalan Type: Creature Merfolk Wizard Rarity: Uncommon Cost: {3}{U} When Riverwise Augur enters the battlefield, draw three cards, then put two cards from your hand on top of your library in any order. "Time flows as the rivers do, toward an unknown sea. The wise know to look downstream."