Vito, He's swappin' here!

Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

If you would gain life, you gain twice that much life instead.

If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

You draw three cards and you lose 3 life.

You draw three cards and you lose 3 life.

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

Flying

Your opponents can't gain life.

At the beginning of each end step, each opponent loses life equal to the life that player lost this turn. (Damage causes loss of life.)

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

Kicker—Tap an untapped Vampire you control. (You may tap a Vampire you control in addition to any other costs as you cast this spell.)

Target opponent loses half their life, rounded up. If this spell was kicked, you gain life equal to the life lost this way.

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}.

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

{T}: Add {C}.

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

Lifelink

When Cavalier of Night enters the battlefield, you may sacrifice another creature. When you do, destroy target creature an opponent controls.

When Cavalier of Night dies, return target creature card with converted mana cost 3 or less from your graveyard to the battlefield.

{T}: You gain 1 life. Then if you have at least 10 life more than your starting life total, transform Chalice of Life.

You may reveal this card from your opening hand. If you do, at the beginning of the first upkeep, each opponent loses 3 life, then you gain life equal to the life lost this way.

Flying, lifelink

{T}: Add {C}.

{T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.

Equipped creature gets +3/+3 and has protection from each color that's not in your commander's color identity.

Equip commander {3}

Equip {5}

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

Draw four cards. You lose half your life, rounded up.

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}.

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

Enchant player

Whenever enchanted player casts a spell, put a spite counter on Curse of Vengeance.

When enchanted player loses the game, you gain X life and draw X cards, where X is the number of spite counters on Curse of Vengeance.

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

Exile target creature.

Flying

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

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

Spend only black mana on X.

Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

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.

When Dusk Legion Zealot enters the battlefield, you draw a card and you lose 1 life.

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

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

Deathtouch, lifelink

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.)

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

Draw four cards. You lose half your life, rounded up.

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

Flying

When Kokusho, the Evening Star dies, each opponent loses 5 life. You gain life equal to the life lost this way.

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Germ creature token, then attach this to it.)

Equipped creature gets +1/+1 for each Swamp you control.

Equip {B/P}{B/P} ({B/P} can be paid with either {B} or 2 life.)

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

{T}, Sacrifice Magus of the Mirror: Exchange life totals with target opponent. Activate this ability only during your upkeep.

{T}, Sacrifice Mirror Universe: Exchange life totals with target opponent. Activate this ability only during your upkeep.

{B}{B}, Pay half your life, rounded up: Destroy target nonblack creature. It can't be regenerated.

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

{T}, Put a soul counter on Netherborn Altar: Put your commander into your hand from the command zone. Then you lose 3 life for each soul counter on Netherborn Altar.

You draw two cards and you lose 2 life.

Flying, deathtouch, lifelink

Nighthawk Scavenger's power is equal to 1 plus the number of card types among cards in your opponents' graveyards. (Cards in graveyards have only the characteristics of their front face.)

Equipped creature gets +1/+1 for each Swamp you control.

Equip—Pay 3 life. (Pay 3 life: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)

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

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

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.

Flying, trample

Whenever an opponent searches their library, that player sacrifices a creature and loses 10 life.

Whenever another creature dies, put a +1/+1 counter on Ob Nixilis, Unshackled.

Target player draws two cards and loses 2 life.

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

When Phyrexian Rager enters the battlefield, you draw a card and you lose 1 life.

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.)

Two target players exchange life totals. You create an X/X colorless Horror artifact creature token, where X is the difference between those players' life totals.

Enchant creature

Enchanted creature gets -1/-1 for each Swamp you control.

Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Destroy all green creatures or all white creatures. They can't be regenerated. You lose 2 life for each creature that died this way.

Each player's life total becomes the lowest life total among all players.

You draw X cards and you lose X life, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

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

Flying

Whenever another creature dies, put two +1/+1 counters on Sengir, the Dark Baron.

Whenever another player loses the game, you gain life equal to that player's life total as the turn began.

Partner (You can have two commanders if both have partner.)

Target player draws two cards and loses 2 life.

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.

When you cast this spell, copy it for each time you've cast your commander from the command zone this game.

Each opponent sacrifices a creature. Each opponent who can't loses half their life, rounded up.

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.

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

[+2]: Sorin Markov deals 2 damage to any target and you gain 2 life.

[−3]: Target opponent's life total becomes 10.

[−7]: You control target player during that player's next turn.

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

{6}, {T}: Two target players exchange life totals.

Flying

As Sower of Discord enters the battlefield, choose two players.

Whenever damage is dealt to one of the chosen players, the other chosen player also loses that much life.

Indestructible

As Stuffy Doll enters the battlefield, choose a player.

Whenever Stuffy Doll is dealt damage, it deals that much damage to the chosen player.

{T}: Stuffy Doll deals 1 damage to itself.

The next time you would lose the game this turn, instead draw seven cards and your life total becomes 1.

Exile Stunning Reversal.

You draw two cards and you lose 2 life.

({T}: Add {B}.)

If an opponent would gain life, that player loses that much life instead.

When you cast this spell, any player may pay half their life, rounded up. If a player does, counter Temporal Extortion.

Take an extra turn after this one.

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

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.)

{T}, Pay 2 life: Remove a counter from target nonland permanent.

As an additional cost to cast this spell, you may sacrifice any number of creatures. This spell costs {2} less to cast for each creature sacrificed this way.

When Torgaar, Famine Incarnate enters the battlefield, up to one target player's life total becomes half their starting life total, rounded down.

Defender

{T}: Exchange target opponent's life total with Tree of Perdition's toughness.

Target opponent sacrifices a creature. You gain life equal to that creature's toughness.

Flying

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

At the beginning of your upkeep, if you have the city's blessing, reveal the top card of your library and put it into your hand. Each opponent loses X life and you gain X life, where X is that card's converted mana cost.

Return target creature card from your graveyard to the battlefield with a lifelink counter on it.

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

Flying, deathtouch, lifelink

You have no maximum hand size.

At the beginning of your upkeep, you gain 1 life for each card in your hand.

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

{3}{B}{B}: Creatures you control gain lifelink until end of turn.

Defender (This creature can't attack.)

Whenever Wall of Souls is dealt combat damage, it deals that much damage to target opponent or planeswalker.

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

At the beginning of each end step, each opponent loses life equal to the life they lost this turn. (Damage causes loss of life.)

Choose three. You may choose the same mode more than once.

• Target player draws a card and loses 1 life.

• Target creature gets -2/-2 until end of turn.

• Return target creature card from your graveyard to your hand.