Flying Whenever Abyssal Specter deals damage to a player, that player discards a card.

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

Each player discards all the cards in their hand, then draws that many cards minus one.

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

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

Flying Guul Draz Specter gets +3/+3 as long as an opponent has no cards in hand. Whenever Guul Draz Specter deals combat damage to a player, that player discards a card.

Flying Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random.

+1: Each player discards a card. Each opponent who can't loses 3 life. −3: Target creature gets -X/-X until end of turn, where X is the number of cards in your graveyard. −7: You get an emblem with "At the beginning of combat on your turn, put target creature card from a graveyard onto the battlefield under your control. It gains haste."

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

When Mindslicer dies, each player discards their hand.

When Nezumi Informant enters the battlefield, each opponent discards a card.

Whenever a player casts a spell, that player discards a card.

Whenever an opponent casts a spell, that player loses 5 life unless they discard a card.

Flying, haste Whenever Rankle, Master of Pranks deals combat damage to a player, choose any number — • Each player discards a card. • Each player loses 1 life and draws a card. • Each player sacrifices a creature.

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

At the beginning of each end step, if a player discarded a card this turn, create a 1/1 black Bird creature token with flying and "This creature can't block." {3}{B}, {T}: Each opponent discards a card. Activate only as a sorcery.

Vicious Rumors deals 1 damage to each opponent. Each opponent discards a card, then mills a card. You gain 1 life.

When Virus Beetle enters the battlefield, each opponent discards a card.

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Flying Whenever Archon of Cruelty enters the battlefield or attacks, target opponent sacrifices a creature or planeswalker, discards a card, and loses 3 life. You draw a card and gain 3 life.

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.)

Each other player discards a card. You draw a card for each card discarded this way.

As an additional cost to cast this spell, discard a card or pay 3 life. Destroy target creature or planeswalker.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

{T}: Add one mana of any color in your commander's color identity.

Black creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, each opponent loses 1 life and you gain 1 life.

{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.

Add {B}{B}{B}.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) Everflowing Chalice enters the battlefield with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on Everflowing Chalice.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}: Add {C}{C}. {2}, {T}, Sacrifice Hedron Archive: Draw two cards.

{T}: Add {C}. {1}, {T}: Add one mana of any color.

Flying At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest.

Each player sacrifices two creatures.

Flying Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.

Animate Chains — When Chain Devil enters the battlefield, each player sacrifices a nontoken creature.

Destroy all creatures. They can't be regenerated.

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

Choose one — • Target opponent reveals their hand. You may choose a creature, enchantment, or planeswalker card from it. That player discards that card. • Target opponent sacrifices an enchantment.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

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

Flying When Gravelighter enters the battlefield, draw a card if a creature died this turn. Otherwise, each player sacrifices a creature.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Flying At the beginning of your end step, each opponent discards a card. {1}{B}, Sacrifice an artifact: Target creature gets -2/-2 until end of turn.

Each player sacrifices a creature.

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

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

Each opponent sacrifices a creature or planeswalker with the highest mana value among creatures and planeswalkers they control.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Target player sacrifices a creature.

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.)