Krovikan Horror [Alliances] Brawl sacrifice it unless you sacrifice

sacrifice it unless you sacrifice any number of creatures with total power 12 or greater

For complete rules and regulations

Set: Portal Three Kingdoms Type: Sorcery Rarity: Uncommon Cost: {W} You gain 2 life for each creature you control

"Then flashed the living lightning from her eyes

Undead Vizier exploits a creature

Krovikan Horror [Alliances] Brawl sacrifice it unless you sacrificeSet: Alliances Type: Creature Horror Spirit Rarity: Rare Cost: {3}{B} At the beginning of the end step, if Krovikan Horror is in your graveyard with a creature card directly above it, you may return Krovikan Horror to your hand. {1}, Sacrifice a creature: Krovikan Horror deals 1 damage to any target.