Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

{T}: Add {C}. {3}, {T}: Draw a card. Activate only if you control a creature with power 4 or greater.

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

{T}: Add {C}. {T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

{T}: Add {C}. {2}, {T}, Sacrifice a Desert: Exile all graveyards.

When Disciple of Bolas enters the battlefield, sacrifice another creature. You gain X life and draw X cards, where X is that creature's power.

Whenever a Swamp enters the battlefield under your control, choose one — • You draw a card and you lose 1 life. • Dread Presence deals 2 damage to any target and you gain 2 life.

Target player draws two cards and loses 2 life. Adamant — If at least three black mana was spent to cast this spell, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

Choose one — • You draw two cards and you lose 2 life. • Creatures your opponents control get -1/-1 until end of turn.

You draw two cards and you lose 2 life.

Target player draws two cards and loses 2 life.

You draw two cards, lose 2 life, then create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.")

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

Target player draws two cards and loses 2 life.

You draw X cards and you lose X life, where X is the mana value of a commander you own on the battlefield or in the command zone.

Enchant land Enchanted land has "{T}, Pay 1 life: Draw a card."

Each opponent loses 3 life. You gain life equal to the life lost this way.

Spend only black mana on X. Consume Spirit deals X damage to any target and you gain X life.

Corrupt deals damage to any target equal to the number of Swamps you control. You gain life equal to the damage dealt this way.

At the beginning of your upkeep, Creeping Bloodsucker deals 1 damage to each opponent. You gain life equal to the damage dealt this way.

Target player loses X life and you gain X life, where X is the greatest power among creatures you control.

Roll two d10 and choose one result. Return a creature card from your graveyard to the battlefield with a number of +1/+1 counters on it equal to that result. Then each opponent loses X life and you gain X life, where X is the other result.

When Gray Merchant of Asphodel enters the battlefield, 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.)

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.) Other creatures you control have extort. (If a creature has multiple instances of extort, each triggers separately.)

As an additional cost to cast this spell, sacrifice a creature. Rite of Consumption deals damage equal to the sacrificed creature's power to target player or planeswalker. You gain life equal to the damage dealt this way.

Whenever you gain life, target opponent loses that much life.

Sorin's Vengeance deals 10 damage to target player or planeswalker and you gain 10 life.

Exile X target cards from target player's graveyard. For each card exiled this way, that player loses 1 life and you gain 1 life.

Target player loses 2 life and you gain 2 life. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

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

Charcoal Diamond enters the battlefield tapped. {T}: Add {B}.

Coldsteel Heart enters the battlefield tapped. As Coldsteel Heart enters the battlefield, choose a color. {T}: Add one mana of the chosen color.

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.

As Heraldic Banner enters the battlefield, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

Manascape Refractor enters the battlefield tapped. Manascape Refractor has all activated abilities of all lands on the battlefield. You may spend mana as though it were mana of any color to pay the activation costs of Manascape Refractor's abilities.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

{T}: Add {C}. You gain 1 life.

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

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

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

At the beginning of your end step, draw a card if your life total is greater than your starting life total. Otherwise, you gain 2 life.

Whenever a player casts a black spell, you may gain 1 life.

Enchant creature Enchanted creature gets +3/+1, has flying, and is a Demon in addition to its other types. You may cast Demonic Embrace from your graveyard by paying 3 life and discarding a card in addition to paying its other costs.

Equipped creature has flying and lifelink. Whenever equipped creature dies, you may pay X life, where X is its power. If you do, draw X cards. Equip {3}

As Palace Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of your upkeep, return target creature card from your graveyard to your hand. • Dragons — At the beginning of your upkeep, each opponent loses 2 life and you gain 2 life.

Whenever you cast a black spell or a Swamp enters the battlefield under your control, you gain 1 life.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

Enchant creature Whenever enchanted creature deals damage, you gain that much life.

(Gain the next level as a sorcery to add its ability.) At the beginning of your end step, if a creature died this turn, each opponent loses 1 life. {1}{B}: Level 2 When this Class becomes level 2, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard. {6}{B}: Level 3 At the beginning of your end step, each opponent loses life equal to the life they lost this turn. (Damage causes loss of life.)

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Target creature gets -X/-X until end of turn. You gain X life.

Exile target card from a graveyard. If it was a creature card, you gain 3 life. Otherwise, you draw a card. Escape—{3}{B}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

Exile all creature cards from target player's graveyard. You gain 3 life for each card exiled this way.

Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way. Cycling {3}{B}{B} ({3}{B}{B}, Discard this card: Draw a card.) When you cycle Decree of Pain, all creatures get -2/-2 until end of turn.

Target creature gets -1/-1 until end of turn for each Swamp you control.

Choose one — • Target creature gets -X/-X until end of turn. You gain X life. • Exile up to twice X target cards from graveyards.

You gain 2 life. Each creature gets -X/-X until end of turn, where X is the amount of life you gained this turn.

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

Whenever you pay life, put that many blood counters on Font of Agonies. {1}{B}, Remove four blood counters from Font of Agonies: Destroy target creature.

As an additional cost to cast this spell, you may exile any number of black cards from your hand. This spell costs {2} less to cast for each card exiled this way. March of Wretched Sorrow deals X damage to target creature or planeswalker and you gain X life.

Menace When Noxious Gearhulk enters the battlefield, you may destroy another target creature. If a creature is destroyed this way, you gain life equal to its toughness.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Until end of turn, creatures target player controls lose all abilities and have base power and toughness 0/2.

Swallowing Plague deals X damage to target creature and you gain X life.

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

You may pay {1}{B} rather than pay this spell's mana cost. If the {1}{B} cost was paid, an opponent draws a card. Exile target creature or planeswalker.

{1}, {T}: You gain 2 life. {2}, {T}, Exile Campfire: Put all commanders you own from the command zone and from your graveyard into your hand. Then shuffle your graveyard into your library.

Target player sacrifices a creature. You gain life equal to that creature's toughness. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Flying Whenever you gain life, target opponent loses that much life.

{2}, {T}: You gain 5 life. Shuffle Elixir of Immortality and your graveyard into their owner's library.

Whenever you lose life for the first time each turn, you get {E}. (You get an energy counter. Damage causes loss of life.) Pay {E}{E}, Sacrifice Gonti's Machinations: Each opponent loses 3 life. You gain life equal to the life lost this way.

Destroy target creature. You lose 2 life.

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

Choose two — • Target player loses X life. • Return target creature card with mana value X or less from your graveyard to the battlefield. • Target creature gets -X/-X until end of turn. • Up to X target creatures gain fear until end of turn. (They can't be blocked except by artifact creatures and/or black creatures.)

You gain life equal to the damage dealt to you this turn. Simulacrum deals damage to target creature you control equal to the damage dealt to you this turn.

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

When Soul-Guide Lantern enters the battlefield, exile target card from a graveyard. {T}, Sacrifice Soul-Guide Lantern: Exile each opponent's graveyard. {1}, {T}, Sacrifice Soul-Guide Lantern: Draw a card.

{T}: Add {C}. {1}, {T}, Sacrifice Tectonic Edge: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.