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

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

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

When this creature enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Target player draws two cards and loses 2 life.

When this creature leaves the battlefield, you draw two cards and each opponent draws a card.

Target player draws X cards and loses X life.

Whenever a creature deals combat damage to one of your opponents, its controller may pay 1 life. If they do, they draw a card. {4}{B}{B}{B}, Discard X cards: Exile the top X cards of target opponent's library. You may play lands and cast spells from among cards exiled this way without paying their mana costs.

Whenever this creature attacks or blocks, each player draws a card.

Flying At the beginning of your upkeep, each opponent draws a card.

Target player draws cards equal to half the number of cards in their library and loses half their life. Round up each time.

At the beginning of each player's upkeep, that player loses 2 life and draws two cards.

Target player draws two cards and loses 2 life.

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

{T}: Add {C}. {2}, {T}: Each player draws a card, then discards a card.

{T}: Add {C}. {2}, {T}: Each player draws a card.

You have no maximum hand size. {T}: Add {C}.

Flying, trample You can't win the game and your opponents can't lose the game.

Until end of turn, target creature gets +1/+0 and gains indestructible. (Damage and effects that say "destroy" don't destroy it.)

Prevent all combat damage that would be dealt this turn.

Indestructible Equipped creature has indestructible. Equip {2}

Change the target of target spell with a single target. You lose life equal to that spell's mana value.

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

Flash Indestructible When Mithril Coat enters, attach it to target legendary creature you control. Equipped creature has indestructible. Equip {3}

Flying You can't lose the game and your opponents can't win the game.

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

Sacrifice this creature: Add {B}.

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.

Until end of turn, whenever a player taps a Swamp for mana, that player adds an additional {B}.

When this artifact enters, draw three cards. {T}: Add three mana of any one color. Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of this artifact. Untap it.

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}.

Add {B}{B}{B}.

Imprint — When this artifact enters, you may exile target land you control. Whenever a land with the same name as the exiled card is tapped for mana, its controller adds one mana of any type that land produced.

Secrets of the Soul — {T}, Sacrifice another creature: Add an amount of {B} equal to the sacrificed creature's mana value.

Black spells you cast cost {1} less to cast.

Flying Dynastic Advisor — When this creature enters, search your library for a basic Swamp card, reveal it, put it into your hand, then shuffle.

{T}: Add {C}{C}.

Add {B} for each creature card in your graveyard.

At the beginning of your upkeep, each opponent may create a Treasure token. For each opponent who does, you create a Treasure token.

As Throne of Eldraine enters, choose a color. {T}: Add four mana of the chosen color. Spend this mana only to cast monocolored spells of that color. {3}, {T}: Draw two cards. Spend only mana of the chosen color to activate this ability.

When this creature enters, each other player may return a creature card from their graveyard to the battlefield.

Each player puts a creature card from their graveyard onto the battlefield.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

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

You may pay {B} rather than pay this spell's mana cost if there are thirteen or more creatures on the battlefield. Each player sacrifices thirteen creatures of their choice.

If you control a commander, you may cast this spell without paying its mana cost. Exile target creature.

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

Destroy target creature.

Destroy target nonartifact creature.

Destroy target creature or planeswalker.

Destroy target creature.

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

As an additional cost to cast this spell, pay X life. All creatures get -X/-X until end of turn.

Flying, trample Whenever an opponent searches their library, that player sacrifices a creature of their choice and loses 10 life. Whenever another creature dies, put a +1/+1 counter on Ob Nixilis.

Target opponent puts the cards from their hand on top of their library. Search that player's library for that many cards. The player puts those cards into their hand, then shuffles.

Choose two target players. Each of them searches their library for a card, then shuffles and puts that card on top.