Spell mastery - If there are two or more instant and/or sorcery cards in your graveyard, you may cast Swift Reckoning as though it had flash. (You may cast it any time you could cast an instant.)
Destroy target tapped creature.
Illus. Chris Rahn
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BATTLE FOR ZENDIKAR 
MODERN MASTERS 2015
DRAGONS OF TARKIR 
FATE REFORGED 
KHANS OF TARKIR 
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