Quest for the Gravelord

Whenever a creature dies, you may put a quest counter on Quest for the Gravelord.
Remove three quest counters from Quest for the Gravelord and sacrifice it: Create a 5/5 black Zombie Giant creature token.

Stallion of Ashmouth

Delirium — : Stallion of Ashmouth gets +1/+1 until end of turn. Activate this ability only if there are four or more card types among cards in your graveyard.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Star of Extinction

Destroy target land. Star of Extinction deals 20 damage to each creature and each planeswalker.

Ior Ruin Expedition

Landfall — Whenever a land enters the battlefield under your control, you may put a quest counter on Ior Ruin Expedition.
Remove three quest counters from Ior Ruin Expedition and sacrifice it: Draw two cards.

Phyrexian Ingester

Imprint — When Phyrexian Ingester enters the battlefield, you may exile target nontoken creature.
Phyrexian Ingester gets +X/+Y, where X is the exiled creature card’s power and Y is its toughness.

Ainok Bond-Kin

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)
Each creature you control with a +1/+1 counter on it has first strike.

Groundswell

Target creature gets +2/+2 until end of turn.
Landfall — If you had a land enter the battlefield under your control this turn, that creature gets +4/+4 until end of turn instead.

Castaway’s Despair

Enchant creature
When Castaway’s Despair enters the battlefield, tap enchanted creature.
Enchanted creature doesn’t untap during its controller’s untap step.

Savage Knuckleblade

: Savage Knuckleblade gets +2/+2 until end of turn. Activate this ability only once each turn.
: Return Savage Knuckleblade to its owner’s hand.
: Savage Knuckleblade gains haste until end of turn.

Winged Shepherd

Flying, vigilance
Cycling (, Discard this card: Draw a card.)

Stitched Drake

As an additional cost to cast this spell, exile a creature card from your graveyard.
Flying

Vent Sentinel

Defender
, : Vent Sentinel deals damage to target player or planeswalker equal to the number of creatures with defender you control.

Eternal Witness

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Corpsejack Menace

If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on it instead.

Sleep

Tap all creatures target player controls. Those creatures don’t untap during that player’s next untap step.

Opportunistic Dragon

Flying
When Opportunistic Dragon enters the battlefield, choose target Human or artifact an opponent controls. For as long as Opportunistic Dragon remains on the battlefield, gain control of that permanent, it loses all abilities, and it can’t attack or block.

Opportunistic Dragon

Flying
When Opportunistic Dragon enters the battlefield, choose target Human or artifact an opponent controls. For as long as Opportunistic Dragon remains on the battlefield, gain control of that permanent, it loses all abilities, and it can’t attack or block.

Opportunistic Dragon

Flying
When Opportunistic Dragon enters the battlefield, choose target Human or artifact an opponent controls. For as long as Opportunistic Dragon remains on the battlefield, gain control of that permanent, it loses all abilities, and it can’t attack or block.

Opportunistic Dragon

Flying
When Opportunistic Dragon enters the battlefield, choose target Human or artifact an opponent controls. For as long as Opportunistic Dragon remains on the battlefield, gain control of that permanent, it loses all abilities, and it can’t attack or block.

Ob Nixilis Reignited

+1: You draw a card and you lose 1 life.
−3: Destroy target creature.
−8: Target opponent gets an emblem with “Whenever a player draws a card, you lose 2 life.”