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Yahenni's Expertise [Aether Revolt Promos]
| Set: | Aether Revolt Promos |
| Type: | Sorcery |
| Cost: | {2}{B}{B} |
All creatures get -3/-3 until end of turn.
You may cast a spell with converted mana cost 3 or less from your hand without paying its mana cost.
| Set: | Aether Revolt Promos |
| Type: | Sorcery |
| Cost: | {2}{B}{B} |
