Tap target creature. Prevent all combat damage that would be dealt by that creature this turn. It doesn't untap during its controller's next two untap steps.
When this creature attacks or blocks, at end of combat, sacrifice it and it deals 5 damage to you. {2}{U}{U}, {T}: Return target permanent that isn't enchanted to its owner's hand.
You may have this creature enter as a copy of any creature on the battlefield, except it doesn't copy that creature's color and it has "At the beginning of your upkeep, you may have this creature become a copy of target creature, except it doesn't copy that creature's color and it has this ability."
First strike This creature can't attack unless defending player controls an Island. When you control no Islands, sacrifice this creature. {U}: This creature gains flying until end of turn.
Fear the knight leaping from the water into the air, weapon ready.
Enchant creature card in a graveyard When this Aura enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with this Aura." Return enchanted creature card to the battlefield under your control and attach this Aura to it. When this Aura leaves the battlefield, that creature's controller sacrifices it. Enchanted creature gets -1/-0.
Initially bred for sacrifice, the thrulls eventually turned on their masters, the Order of the Ebon Hand, with gruesome results. —Sarpadian Empires, vol. II
At the beginning of your upkeep, sacrifice this enchantment unless you pay {B}{B}. At the beginning of your end step, create a 0/1 black Thrull creature token.
The thrulls bred at a terrifying pace. In the end, they overwhelmed the Order of the Ebon Hand.
If a player would draw a card except the first one they draw in each of their draw steps, that player discards a card instead. If the player discards a card this way, they draw a card. If the player doesn't discard a card this way, they mill a card.
You may pay 1 life and exile a black card from your hand rather than pay this spell's mana cost. Distribute two -2/-1 counters among one or two target creatures.
"Strength it has, but at the cost of a continuous supply of energy. Such failure can bear only one result." —Execution order of Endrek Sahr, master breeder
When Hecatomb enters, sacrifice Hecatomb unless you sacrifice four creatures. Tap an untapped Swamp you control: Hecatomb deals 1 damage to any target.
{0}: This creature gets -1/-0 and gains flying until end of turn.
"The lemures looked harmless, until they descended on my troops. Within moments, only bones remained." —Lucilde Fiksdotter, Leader of the Order of the White Shield