Stifle [Amonkhet Invocations] New Phyrexia where X is the total

where X is the total power of the creatures sacrificed this way

Set: Portal Three Kingdoms Type: Sorcery Uncommon Cost: {3}{B}{B} Famine deals 3 damage to each creature and each player

Set: Commander's Arsenal Type: Legendary Creature — Human Cleric Mythic Cost: {1}{R}{W}{B} Flying Whenever Kaalia of the Vast attacks an opponent

create a token that's a copy of enchanted artifact

but not more life than the player's life total before the damage was dealt

Stifle [Amonkhet Invocations] New Phyrexia where X is the totalSet: Amonkhet Invocations Type: Instant Mythic Cost: {U} Counter target activated or triggered ability. (Mana abilities can't be targeted.)