Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

, , Discard a card: Target creature gets -1/-1 until end of turn.

When Plaguecrafter enters the battlefield, each player sacrifices a creature or planeswalker. Each player who can't discards a card.

, Sacrifice a creature: Target creature gets -1/-1 until end of turn.

Whenever another creature enters the battlefield, its controller loses 1 life.

When Polluted Dead dies, destroy target land.

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

Other creatures you control have extort. (If a creature has multiple instances of extort, each triggers separately.)

When Possessed Skaab enters the battlefield, return target instant, sorcery, or creature card from your graveyard to your hand.

If Possessed Skaab would die, exile it instead.

Deathtouch

Curse of the Walking Pox — Whenever you cast a spell from anywhere other than your hand, return Poxwalkers from your graveyard to the battlefield tapped.

Deathtouch

Whenever Preacher of the Schism attacks the player with the most life or tied for most life, create a 1/1 white Vampire creature token with lifelink.

Whenever Preacher of the Schism attacks while you have the most life or are tied for most life, you draw a card and you lose 1 life.

Menace

As Predatory Sludge enters the battlefield, choose a permanent you don't control. When the chosen permanent is put into a graveyard from the battlefield, conjure a card named Predatory Sludge into your hand.

Flying

At the beginning of each opponent's upkeep, if that player has two or fewer cards in hand, Prickle Faeries deals 2 damage to them.

, Pay 3 life, Sacrifice Priest of Fell Rites: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Unearth (: 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.)

When Priest of Gix enters the battlefield, add .

, Sacrifice Priest of the Haunted Edge: Target creature gets -X/-X until end of turn, where X is the number of snow lands you control. Activate only as a sorcery.

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Rosarius — Whenever Primaris Chaplain attacks, it gains indestructible until end of turn.

: Primeval Shambler gets +1/+1 until end of turn.

When Primordial Gnawer dies, discover 3. (Exile cards from the top of your library until you exile a nonland card with mana value 3 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

: Add .

You draw a card and you lose 1 life. (Then exile this card. You may cast the creature later from exile.)

When Promising Duskmage dies, if it had a +1/+1 counter on it, draw a card.

When you cast this spell, create X 0/1 red Kobold creature tokens named Kobolds of Kher Keep, where X is the amount of mana spent to cast it.

Flying

Sacrifice another creature: Prossh, Skyraider of Kher gets +1/+0 until end of turn.

Prowling Nightstalker can't be blocked except by black creatures.

Discard a card: Psychatog gets +1/+1 until end of turn.

Exile two cards from your graveyard: Psychatog gets +1/+1 until end of turn.

Flying

Harbinger of Despair — Whenever Psychomancer or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from the battlefield, target opponent loses 1 life and you gain 1 life.

Target creature gets -2/-2 until end of turn. (Then exile this card. You may cast the creature later from exile.)

At the beginning of your end step, exile up to one target creature card from your graveyard. If you do, seek a creature card with mana value equal to the mana value of that card plus one. That card perpetually gains menace.

Purraj of Urborg has first strike as long as it's attacking.

Whenever a player casts a black spell, you may pay . If you do, put a +1/+1 counter on Purraj of Urborg.

When Putrid Cyclops enters the battlefield, scry 1, then reveal the top card of your library. Putrid Cyclops gets -X/-X until end of turn, where X is that card's mana value. (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

Discard a card: Putrid Imp gains flying until end of turn.

Threshold — As long as seven or more cards are in your graveyard, Putrid Imp gets +1/+1 and can't block.

Morph—Discard a Zombie card. (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

At the beginning of your upkeep, if Pyre Zombie is in your graveyard, you may pay . If you do, return Pyre Zombie to your hand.

, Sacrifice Pyre Zombie: It deals 2 damage to any target.

, , Sacrifice another creature: Manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Multikicker (You may pay an additional any number of times as you cast this spell.)

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Quag Vampires enters the battlefield with a +1/+1 counter on it for each time it was kicked.

Whenever Quagmire Lamprey becomes blocked by a creature, put a -1/-1 counter on that creature.

Lifelink

When Queen's Agent enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Menace

Whenever Quick Fixer deals combat damage to a player, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

, Remove a -1/-1 counter from a creature you control: Quillspike gets +3/+3 until end of turn.

: Target blocking creature gets -1/-1 until end of turn.

Flying, ward

Whenever you attack, target attacking creature connives X, where X is the number of attacking creatures. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.)

Spectacle (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)

When Rafter Demon enters the battlefield, if its spectacle cost was paid, each opponent discards a card.

, : Target opponent reveals their hand and discards a creature card at random. Activate only during your turn.

Minotaur spells you cast cost less to cast. This effect reduces only the amount of colored mana you pay. (For example, if you cast a Minotaur spell with mana cost , it costs to cast.)

At the beginning of your end step, if you discarded a card this turn, transform Ragged Recluse.

First strike

: Reveal your hand and discard a card of target opponent's choice. Then that player reveals their hand and discards a card of your choice. Activate only as a sorcery.

Flying

Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

( can be paid with either or .)

, Discard a card: Target creature gets -2/-2 until end of turn.

: Create a 2/1 red Goblin creature token with haste. Exile it at the beginning of the next end step.

: Rakdos Ickspitter deals 1 damage to target creature and that creature's controller loses 1 life.

First strike

Whenever Rakdos Ringleader deals combat damage to a player, that player discards a card at random.

: Regenerate Rakdos Ringleader.