Kaalia of the Vast (Borderless) (0375) [Modern Horizons 3] Elder Giant Sacrifice a creature: Add {B}{B}

Sacrifice a creature: Add {B}{B}

and allies

you may pay {0} rather than pay this spell's mana cost

" —Baron Bertram Graywater

Sacrifice a Desert: Exile target creature card with mana value X from your graveyard

Kaalia of the Vast (Borderless) (0375) [Modern Horizons 3] Elder Giant Sacrifice a creature: Add {B}{B}Set: Modern Horizons 3 Type: Legendary Creature Human Cleric Rarity: Mythic Cost: {1}{R}{W}{B} Flying Whenever Kaalia of the Vast attacks an opponent, you may put an Angel, Demon, or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent. They laughed because I couldn't walk. Now they tremble as I take flight.