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Worthy Cause [Tempest]
| Set: | Tempest |
| Type: | Instant |
| Cost: | {W} |
Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.)
As an additional cost to cast this spell, sacrifice a creature.
You gain life equal to the sacrificed creature's toughness.
