At the beginning of your precombat main phase, add {B} for each charge counter on Altar of Shadows.

{7}, {T}: Destroy target creature. Then put a charge counter on Altar of Shadows.

Put target artifact or creature card from a graveyard onto the battlefield under your control. Shuffle Beacon of Unrest into its owner's library.

At the beginning of your upkeep, you lose 1 life and create a 1/1 black Faerie Rogue creature token with flying.

Whenever a creature dies, put a charge counter on Black Market.

At the beginning of your precombat main phase, add {B} for each charge counter on Black Market.

{B}, {T}, Discard a card: Add {B}{B}{B}.

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

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

Add {B}{B}{B}.

Threshold -- Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

As Caged Sun enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+1.

Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

Choose two target creatures controlled by the same player. Exile one of those creatures and put two +1/+1 counters on the other.

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}.

Destroy all creatures. They can't be regenerated.

{4}{B}{B}: Exile target creature and put a +1/+1 counter on Dark Impostor.

Dark Impostor has all activated abilities of all creature cards exiled with it.

Add {B}{B}{B}.

When you cast this spell, any player may pay 5 life. If a player does, counter Dash Hopes.

Counter target spell.

Shadow (This creature can block or be blocked by only creatures with shadow.)

{1}{B}, {T}: Destroy target creature with shadow.

{B}{B}: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Shadow (This creature can block or be blocked by only creatures with shadow.)

Dauthi Horror can't be blocked by white creatures.

Shadow (This creature can block or be blocked by only creatures with shadow.)

Shadow (This creature can block or be blocked by only creatures with shadow.)

Whenever Dauthi Mindripper attacks and isn't blocked, you may sacrifice it. If you do, defending player discards three cards.

Shadow (This creature can block or be blocked by only creatures with shadow.)

Dauthi Slayer attacks each combat if able.

{T}: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Shadow (This creature can block or be blocked by only creatures with shadow.)

Dauthi Warlord's power is equal to the number of creatures with shadow on the battlefield.

Search your library for a card, put that card into your hand, then shuffle.

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

Search your library for a card, put that card into your hand, then shuffle.

Destroy target nonblack creature.

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Equipped creature gets +1/+0.

When equipped creature deals combat damage to a player, unattach Elbrus, the Binding Blade, then transform it.

Equip {1}

Flying, intimidate, trample (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Whenever a player loses the game, put thirteen +1/+1 counters on Withengar Unbound.

Each creature has "When this creature dies, choose target opponent. That player puts this card from its owner's graveyard onto the battlefield under their control at the beginning of the next end step."

Imprint -- When Extraplanar Lens enters the battlefield, 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.

As Gauntlet of Power enters the battlefield, choose a color.

Creatures of the chosen color get +1/+1.

Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

Destroy target nonartifact creature.

Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.

Target player discards two cards at random.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Target player reveals their hand. You choose a nonland card from it with mana value 3 or less. That player discards that card.

{T}, Sacrifice three artifacts: Search your library for an artifact card, put it onto the battlefield, then shuffle.

{T}: Add {B}.

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

Equip {0}

+1: Target player discards a card.

-2: Search your library for a card, then shuffle and put that card on top.

-8: Put all creature cards from all graveyards onto the battlefield under your control.

+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.

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

Players can't draw cards.

At the beginning of each player's draw step, that player loses 3 life, searches their library for a card, puts it into their hand, then shuffles.

Players can't draw cards.

At the beginning of each player's draw step, that player loses 3 life, searches their library for a card, puts it into their hand, then shuffles.

Target player discards X cards at random.

Skip your draw step.

Whenever you discard a card, exile that card from your graveyard.

Pay 1 life: Exile the top card of your library face down. Put that card into your hand at the beginning of your next end step.

You draw two cards and you lose 2 life.

Whenever you tap a Swamp for mana, add an additional {B}.

{B}: Nirkana Revenant gets +1/+1 until end of turn.

Counter target spell or ability that targets a permanent you control.

This spell costs {7} less to cast if it targets a spell or ability that targets a creature you control with power 7 or greater.

When Phage the Untouchable enters the battlefield, if you didn't cast it from your hand, you lose the game.

Whenever Phage deals combat damage to a creature, destroy that creature. It can't be regenerated.

Whenever Phage deals combat damage to a player, that player loses the game.

At the beginning of your upkeep, you draw a card and you lose 1 life.

Flying

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

Search target opponent's library for a card and exile it face down. Then that player shuffles. You may look at and play that card for as long as it remains exiled.

Unless any player pays {2}, search your library for a card, put that card into your hand, then shuffle.

Flying

When Rune-Scarred Demon enters the battlefield, search your library for a card, put it into your hand, then shuffle.

You may have Sculpting Steel enter the battlefield as a copy of any artifact on the battlefield.

Target opponent chooses a card in your graveyard. You may pay {B}. If you do, repeat this process except that opponent can't choose a card already chosen for Shrouded Lore. Then put the last chosen card into your hand.

Target player draws two cards and loses 2 life.

Flying

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

{B}: Skithiryx, the Blight Dragon gains haste until end of turn.

{B}{B}: Regenerate Skithiryx.

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

{T}, Pay 1 life: Counter target white spell.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Flying

Whenever Swamp Mosquito attacks and isn't blocked, defending player gets a poison counter. (A player with ten or more poison counters loses the game.)

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

Creatures entering the battlefield don't cause abilities to trigger.

Equipped creature has nonbasic landwalk. (It can't be blocked as long as defending player controls a nonbasic land.)

Equip {2}

Each land is a Swamp in addition to its other land types.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

{T}: Add {C}.

{1}{B}, {T}: Put target creature card from your graveyard on top of your library.

Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.)

Equip {2}

As an additional cost to cast this spell, pay 3 life.

Counter target creature spell.

Look at target opponent's hand and choose a card from it. You control that player until Word of Command finishes resolving. The player plays that card if able. While doing so, the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card. If the chosen card is cast as a spell, you control the player while that spell is resolving.

Until end of turn, you may play lands and cast spells from your graveyard.

If a card would be put into your graveyard from anywhere this turn, exile that card instead.