Whenever Alley Grifters becomes blocked, defending player discards a card.

When Burglar Rat enters the battlefield, each opponent discards a card.

When Demon's Disciple enters the battlefield, each player sacrifices a creature or planeswalker.

When Elderfang Disciple enters the battlefield, each opponent discards a card.

When Elvish Doomsayer dies, each opponent discards a card.

When Fleshbag Marauder enters the battlefield, each player sacrifices a creature.

At the beginning of each player's upkeep, if that player has no cards in hand, you draw a card and you lose 1 life. Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

You draw two cards and each opponent discards two cards. Each player loses 2 life.

Morph {B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) Whenever another nontoken creature you control dies, draw a card.

Deathtouch Whenever another nontoken creature dies, you may draw a card.

Flying At the beginning of your upkeep, draw a card unless target opponent sacrifices a creature or pays 3 life.

You draw two cards and you lose 2 life.

Each player discards all the cards in their hand, then creates that many 2/2 black Zombie creature tokens.

Each player discards three cards.

Target player reveals their hand. You choose an artifact or creature card from it. That player discards that card.

Menace Whenever Dreamstealer deals combat damage to a player, that player discards that many cards. Eternalize {4}{B}{B} ({4}{B}{B}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Wizard with no mana cost. Eternalize only as a sorcery.)

Flying When Fell Specter enters the battlefield, target opponent discards a card. Whenever an opponent discards a card, that player loses 2 life.

Flying When Liliana's Specter enters the battlefield, each opponent discards a card.

{T}, Sacrifice Liliana's Steward: Target opponent discards a card. Activate only as a sorcery.

When Miasmic Mummy enters the battlefield, each player discards a card.

Target player discards two cards. Overload {1}{B} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Flying {1}{B}, {T}, Sacrifice Pilfering Imp: Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. Activate only as a sorcery.

Target opponent discards two cards. If fewer than two cards were discarded this way, you draw cards equal to the difference. Foretell {1}{B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Each player loses half their life, then discards half the cards in their hand, then sacrifices half the creatures they control. Round up each time.

Each player loses 1 life, discards a card, sacrifices a creature, then sacrifices a land.

{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Charcoal Diamond enters the battlefield tapped. {T}: Add {B}.

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

As Heraldic Banner enters the battlefield, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

Destroy target nonblack creature.

This spell costs {X} less to cast, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) Destroy target creature.

Destroy target creature.

Destroy target creature. If this spell was foretold, scry 2. Foretell {1}{B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Trample, haste When Clackbridge Troll enters the battlefield, target opponent creates three 0/1 white Goat creature tokens. At the beginning of combat on your turn, any opponent may sacrifice a creature. If a player does, tap Clackbridge Troll, you gain 3 life, and you draw a card.

As an additional cost to cast this spell, sacrifice a creature. Flying Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) When Goremand enters the battlefield, each opponent sacrifices a creature.

Enchant creature Enchanted creature has "At the beginning of your upkeep, sacrifice a creature."

Each player sacrifices a creature.

Each opponent sacrifices a creature or enchantment.

When Slum Reaper enters the battlefield, each player sacrifices a creature.

Lifelink, haste

When Black Cat dies, target opponent discards a card at random.

Attacking Pests you control get +1/+0 and have menace. Whenever a nontoken creature you control dies, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life."

When Drainpipe Vermin dies, you may pay {B}. If you do, target player discards a card.

Flying When Eyetwitch dies, learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

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

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield under its owner's control."

Enchant creature or planeswalker you control When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

Each opponent sacrifices a creature. If you control a Liliana planeswalker, each opponent also discards a card.

Flash Enchant creature When enchanted creature dies, return that card to the battlefield under your control.

Equipped creature gets +0/+2 and has hexproof and "Whenever a creature with deathtouch blocks or becomes blocked by this creature, destroy that creature." Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Each player sacrifices two creatures. Foretell {2}{B}{B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Target creature gets +2/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Choose one or both — • Return target creature card from your graveyard to your hand. • Return target planeswalker card from your graveyard to your hand.

When Court of Ambition enters the battlefield, you become the monarch. At the beginning of your upkeep, each opponent loses 3 life unless they discard a card. If you're the monarch, instead each opponent loses 6 life unless they discard two cards.

Whenever an opponent discards a card, you may draw a card.