
EmergeEmergeYou may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value. (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.)
When you cast this spell, you may exile your hand. If you do, draw three cards.
FlyingFlyingCan only be blocked by creatures with flying or reach.
Each creature spell you cast has emergeemergeYou may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.. The emergeemergeYou may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value. cost is equal to its mana cost.
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Read from the rules text. A card that enables a keyword makes or is the thing; a card that rewards it gets better when you have it. Two cards interact when one enables what the other rewards.