When target creature dies this turn, return that card to the battlefield under its owner’s control.

If exactly one creature is attacking, you may pay {W} rather than pay this spell’s mana cost.

Destroy target attacking creature without flying.

When Augur of Bolas enters the battlefield, look at the top three cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Put target creature on top of its owner’s library.

Flashback {7}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)

As long as Tandem Lookout is paired with another creature, each of those creatures has “Whenever this creature deals damage to an opponent, draw a card.”

Creatures your opponents control get -1/-1 until end of turn.

Flying

Whenever Falkenrath Noble or another creature dies, target player loses 1 life and you gain 1 life.

{1}{B}, Sacrifice a creature: Target player loses 1 life and you gain 1 life.

When Grixis Slavedriver leaves the battlefield, create a 2/2 black Zombie creature token.

Unearth {3}{B} ({3}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Whenever a player sacrifices a creature, you may put a +1/+1 counter on Mortician Beetle.

Magma Jet deals 2 damage to any target. Scry 2.

{R}, Sacrifice a creature: Scorched Rusalka deals 1 damage to target player or planeswalker.

When Scourge Devil enters the battlefield, creatures you control get +1/+0 until end of turn.

Unearth {2}{R} ({2}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Thunderous Wrath deals 5 damage to any target.

Miracle {R} (You may cast this card for its miracle cost when you draw it if it’s the first card you drew this turn.)

Return target green card from your graveyard to your hand.

Create an X/X green Ooze creature token.

When Dinrova Horror enters the battlefield, return target permanent to its owner’s hand, then that player discards a card.

Haste

When Burning-Tree Emissary enters the battlefield, add {R}{G}.

Ground Assault deals damage to target creature equal to the number of lands you control.