Creatures with power greater than the number of cards in your hand can't attack.

{1}, {T}, Discard a card: Put a study counter on Grimoire of the Dead. {T}, Remove three study counters from Grimoire of the Dead and sacrifice it: Put all creature cards from all graveyards onto the battlefield under your control. They're black Zombies in addition to their other colors and types.

You have no maximum hand size. If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

Whenever you discard a card, exile that card from your graveyard. {2}, {T}: Draw a card, then discard a card. {4}, {T}, Sacrifice Bag of Holding: Return all cards exiled with Bag of Holding to their owner's hand.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

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

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

Scry 2, then draw two cards. You lose 2 life.

Target player draws two cards and loses 2 life.

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

When Rotting Rats enters the battlefield, each player discards a card. Unearth {1}{B} ({1}{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.)

When Skullslither Worm enters the battlefield, each opponent discards a card. For each opponent who can't, put two +1/+1 counters on Skullslither Worm.

When Tinybones Joins Up enters the battlefield, any number of target players each discard a card. Whenever a legendary creature enters the battlefield under your control, any number of target players each mill a card and lose 1 life.

Add {B}{B}{B}.

{2}, {T}: Add {B} for each Swamp you control.

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.)

Whenever an opponent discards a card, that player loses 2 life.

Whenever an opponent discards a card, Megrim deals 2 damage to that player.

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

Whenever an opponent discards a card, you may put a quest counter on Quest for the Nihil Stone. At the beginning of each opponent's upkeep, if that player has no cards in hand and Quest for the Nihil Stone has two or more quest counters on it, you may have that player lose 5 life.

At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, they lose 3 life.

When The Meathook Massacre enters the battlefield, each creature gets -X/-X until end of turn. Whenever a creature you control dies, each opponent loses 1 life. Whenever a creature an opponent controls dies, you gain 1 life.

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.

+1: Each player discards a card. −2: Target player sacrifices a creature. −6: Separate all permanents target player controls into two piles. That player sacrifices all permanents in the pile of their choice.

Destroy all creatures. They can't be regenerated.

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

Destroy target creature or planeswalker.

Destroy target creature.

All creatures get -1/-1 until end of turn for each Swamp you control.

At the beginning of each player's upkeep, that player discards a card at random.

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.

At the beginning of your upkeep, each player discards a card. Each opponent who discarded a card that shares a card type with the card you discarded loses 3 life. (Players reveal the discarded cards simultaneously.)

At the beginning of your upkeep, each player discards a card.

At the beginning of each player's upkeep, that player discards a card.

Necrogoyf's power is equal to the number of creature cards in all graveyards. At the beginning of each player's upkeep, that player discards a card. Madness {1}{B}{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.)

Whenever a player casts a spell, that player discards 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.

Shadow (This creature can block or be blocked by only creatures with shadow.) Whenever Stronghold Rats deals combat damage to a player, each player discards a card.

Each player discards three cards.

Choose one or more — • Each player discards two cards. • Each player loses 4 life. • Each player sacrifices two creatures.

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

Target player reveals their hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

Whenever you discard a creature card, create a 2/2 black Zombie creature token. Whenever you discard a land card, add {B}{B}. Whenever you discard a noncreature, nonland card, draw a card.

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.

Flying Whenever you cycle or discard another card, put a -1/-1 counter on each creature your opponents control. Cycling {2} ({2}, Discard this card: Draw a card.)

Flying If an opponent would lose life during your turn, they lose twice that much life instead. (Damage causes loss of life.)

Whenever you discard a card, you may exile that card from your graveyard. If you do, you may play that card this turn.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever you tap a Swamp for mana, add an additional {B}.

Shadow (This creature can block or be blocked by only creatures with shadow.) If a card would be put into an opponent's graveyard from anywhere, instead exile it with a void counter on it. {T}, Sacrifice Dauthi Voidwalker: Choose an exiled card an opponent owns with a void counter on it. You may play it this turn without paying its mana cost.