You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value.

Whenever one or more Demons you control attack a player, you draw a card and lose 1 life. At the beginning of your end step, create a 5/5 black Demon creature token with flying, then mill two cards. If two cards that share all their card types were milled this way, sacrifice this enchantment.

When this creature enters, sacrifice another creature. You gain X life and draw X cards, where X is that creature's power.

Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.

As an additional cost to cast this spell, you may sacrifice one or more creatures. When you do, copy this spell for each creature sacrificed this way. You draw a card and you lose 1 life.

Flying, trample Pay 2 life, Sacrifice another creature: Search your library for a card, put that card into your hand, then shuffle.

Target player draws two cards and loses 2 life.

Deathtouch Boast — {1}{B}: Target player searches their library for a card, then shuffles and puts that card on top. (Activate only if this creature attacked this turn and only once each turn.)

This land enters tapped. {T}: Add {B}. Cycling {B} ({B}, Discard this card: Draw a card.)

This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

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

{T}: Add {C}. {3}, {T}: Add {B} for each basic Swamp you control.

This land enters tapped unless you control a Swamp. {T}: Add {B}. {1}{B}{B}, {T}: Draw a card, then you lose life equal to the number of cards in your hand.

This land enters tapped. {T}: Add {B}. {2}, {T}: Add {B} for each black creature card in your graveyard.

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

{T}: Add {C}. {T}, Sacrifice a creature: You gain 1 life.

This land enters tapped. When this land enters, you may put target creature card from your graveyard on top of your library. {T}: Add {B}.

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

{T}: Add {C}. {T}, Sacrifice a creature: Add {B}{B}.

This land enters tapped. {T}: Add {B}. Cycling {2} ({2}, Discard this card: Draw a card.)

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

{T}: Add {B}. {B}, {T}: Target legendary creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

({T}: Add {B}.)

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

{T}: Add {C}. {3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.

Each opponent loses X life. You gain life equal to the life lost this way.

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

Regenerate target creature. Draw a card. (The next time the creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.) Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, also regenerate each other creature you control.

Enchant creature Enchanted creature gets +1/+1. Sacrifice a creature: Regenerate enchanted creature.

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

You don't lose the game for having 0 or less life. Whenever you lose life, sacrifice a permanent for each 1 life you lost. (Damage causes loss of life.)

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

As long as this Equipment is attached to a creature, you don't lose the game for having 0 or less life. Whenever equipped creature attacks, draw a card and reveal it. The creature gets +X/+X until end of turn and you lose X life, where X is that card's mana value. Equip—Discard a card.

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

Enchant creature Pay 2 life: Regenerate enchanted creature.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

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

Whenever a creature dies, put a charge counter on this enchantment. At the beginning of your first main phase, add {B} for each charge counter on this enchantment.

At the beginning of your first main phase, choose one or more — • Sell Contraband — Create a Treasure token. You lose 1 life. • Buy Information — Draw a card. You lose 2 life. • Hire a Mercenary — Create a 3/2 colorless Shapeshifter creature token with changeling. You lose 3 life. (It is every creature type.)

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.

This artifact enters tapped. {T}: Add {B}.

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

{1}{B}, {T}, Sacrifice a creature: Search your library for a Zombie card and a Swamp card, reveal them, put them into your hand, then shuffle.

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}.

Menace As an additional cost to cast black permanent spells, you may pay 2 life. Those spells cost {B} less to cast if you paid life this way. This effect reduces only the amount of black mana you pay. Whenever you cast a black permanent spell, target creature you control gets +1/+1 and gains menace until end of turn.

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

+1: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle. −3: Target creature gets +X/+X or -X/-X until end of turn, where X is the number of Swamps you control. −6: You get an emblem with "Swamps you control have '{T}: Add {B}{B}{B}{B}.'"

Flying {1}{B}, {T}: Rather than pay the mana cost of the next spell you cast this turn, you may pay life equal to that spell's mana value.

Whenever you tap a Swamp for mana, add an additional {B}. {B}: This creature gets +1/+1 until end of turn.

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

{B}, {T}, Sacrifice this creature: Return target creature card from your graveyard to the battlefield.

Return up to two target creature cards from your graveyard to the battlefield. Each of those creatures is a black Zombie in addition to its other colors and types. Put Ever After on the bottom of its owner's library.

Sacrifice any number of artifacts, enchantments, and/or tokens. Return that many creature cards from your graveyard to the battlefield.

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

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.

Consuming Corruption deals X damage to target creature or planeswalker and you gain X life, where X is the number of Swamps you control.

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.

As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}. Exile target creature or planeswalker.

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

You may sacrifice a nontoken black creature rather than pay this spell's mana cost. Each opponent sacrifices a creature or planeswalker with the greatest mana value among creatures and planeswalkers they control.

Destroy target nonartifact creature.

Destroy target creature. You lose 2 life.

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

Choose one — • Target opponent sacrifices a creature of their choice. • Target opponent sacrifices an enchantment of their choice.

Destroy all creatures you don't control. They can't be regenerated.

When this creature enters, each player sacrifices a creature or planeswalker of their choice. Each player who can't discards a card.

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost. Destroy target nonblack creature. It can't be regenerated.

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

Target creature gets -1/-1 until end of turn. Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.

At the beginning of your end step, if you control no creatures with decayed, create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.)