Sacrifice [Collectors' Edition] Werewolf Set: Alpha Edition Type: Instant

Set: Alpha Edition Type: Instant Rarity: Common Cost: {1}{W} Destroy target artifact or enchantment

Set: Battle for Zendikar Prerelease Promos Type: Legendary Creature — Vampire Ally Rarity: Mythic Cost: {1}{B}{B} Flying

They have "Sacrifice this creature: Add {C}

"The tiniest mouse speaks louder to me than all the festival crowds on Tin Street

Set: The Dark Type: Artifact Rarity: Rare Cost: {5} Spells you cast cost up to {1} less to cast

Sacrifice [Collectors' Edition] Werewolf Set: Alpha Edition Type: InstantSet: Collectors' Edition Type: Instant Rarity: Uncommon Cost: {B} As an additional cost to cast this spell, sacrifice a creature. Add an amount of {B} equal to the sacrificed creature's mana value.