| Aether Barrier | ||
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| Printings/Rarity: | 
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| Cost: |  
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| CMC: | 3 | |
| Card Type: | Enchantment | |
| Oracle Text: | Whenever a player casts a creature spell, that player sacrifices a permanent unless he or she pays  .
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| Flavor Text: | "Creatures fade in and out of existence. It's an unfortunate side effect. The losses are tolerable." —Belbe | |