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.

Whenever another permanent enters the battlefield under your control, each opponent mills a card.

Enchant creature card in a graveyard

When Animate Dead enters the battlefield, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.

Enchanted creature gets -1/-0.

Whenever a land enters the battlefield, Ankh of Mishra deals 2 damage to that land's controller.

{1}{B}, Pay 2 life: Draw a card.

At the beginning of your upkeep, if you have 5 or less life, you may transform Arguel's Blood Fast.

(Transforms from Arguel's Blood Fast.)

{T}: Add {B}.

{T}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

Each opponent discards two cards. If you control a Vampire, each opponent loses 2 life and you gain 2 life.

Whenever Ayara, First of Locthwain or another black creature enters the battlefield under your control, each opponent loses 1 life and you gain 1 life.

{T}, Sacrifice another black creature: Draw a card.

You draw two cards and each opponent discards two cards. Each player loses 2 life.

Barren Moor enters the battlefield tapped.

{T}: Add {B}.

Cycling {B} ({B}, Discard this card: Draw a card.)

Flying

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.)

Equipped creature has deathtouch and lifelink.

Equip {2}

When Bastion of Remembrance enters the battlefield, create a 1/1 white Human Soldier creature token.

Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

{T}: Add {C}.

{4}{B}, {T}, Sacrifice Blighted Fen: Target opponent sacrifices a creature.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player's graveyard.

{T}: 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.

{T}: Add {C}.

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

Charcoal Diamond enters the battlefield tapped.

{T}: Add {B}.

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}.

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

Add {B}{B}{B}.

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.

Destroy target nonblack creature.

{T}: Add {C}.

{3}: Return Drownyard Temple from your graveyard to the battlefield tapped.

Ebony Fly enters the battlefield tapped.

{T}: Add {C}.

{4}: Roll a d6. Until end of turn, you may have Ebony Fly become an X/X Insect artifact creature with flying, where X is the result.

Whenever Ebony Fly attacks, another target attacking creature gains flying until end of turn.

Eternity Vessel enters the battlefield with X charge counters on it, where X is your life total.

Landfall -- Whenever a land enters the battlefield under your control, you may have your life total become the number of charge counters on Eternity Vessel.

Flying

Whenever Falkenrath Noble or another creature dies, target player loses 1 life and you gain 1 life.

Enchant creature

Enchanted creature has flying and "Sacrifice a creature: This creature gets +2/+1 until end of turn."

When Fallen Ideal is put into a graveyard from the battlefield, return Fallen Ideal to its owner's hand.

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."

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.

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.)

Morph {B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Whenever another nontoken creature you control dies, draw a card.

{T}: Add {C}.

{3}, {T}, Sacrifice Haunted Fengraf: Return a creature card at random from your graveyard to your hand.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

Flying

At the beginning of your end step, each opponent discards a card.

{1}{B}, Sacrifice an artifact: Target creature gets -2/-2 until end of turn.

{T}: Add {C}.

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

Flash

When Liliana's Standard Bearer enters the battlefield, draw X cards, where X is the number of creatures that died under your control this turn.

{T}: Add {C}.

{T}: Target nonland permanent becomes an artifact in addition to its other types until end of turn.

Flying

Whenever a creature card is put into an opponent's graveyard from anywhere, you may pay life equal to its mana value. If you do, put it onto the battlefield under your control. It's a Warlock in addition to its other types.

If a Warlock you control would die, exile it instead.

Equipped creature gets +3/+0 and has trample and lifelink.

Equip {3}

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

Equipped creature gets +1/+2 and has hexproof. (It can't be the target of spells or abilities your opponents control.)

Equip {3}

Whenever a nontoken creature you control dies, Midnight Reaper deals 1 damage to you and you draw a card.

{T}: Add {C}.

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

You draw X cards and you lose X life, where X is the number of creatures you control.

Mortuary Mire enters the battlefield tapped.

When Mortuary Mire enters the battlefield, you may put target creature card from your graveyard on top of your library.

{T}: Add {B}.

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

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

Pelakka Caverns enters the battlefield tapped.

{T}: Add {B}.

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

Destroy target non-Angel, non-Demon, non-Devil, non-Dragon creature.

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.

Whenever an opponent discards a card, you may put a quest counter on Quest for the Nihil Stone.

At the beginning of each opponent's upkeep, if that player has no cards in hand and Quest for the Nihil Stone has two or more quest counters on it, you may have that player lose 5 life.

When Radiant Fountain enters the battlefield, you gain 2 life.

{T}: Add {C}.

Flying

Whenever a creature an opponent controls dies, you may gain 3 life.

Whenever an opponent discards a card, you may gain 3 life.

Deathtouch

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)

When Sidisi, Undead Vizier exploits a creature, you may search your library for a card, put it into your hand, then shuffle.

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

{T}, Sacrifice a black or artifact creature: Add an amount of {B} equal to the sacrificed creature's mana value.

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

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control."

({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}.)

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

Equip {1}

Equipped creature gets +2/+2 and has protection from green and from blue.

Whenever equipped creature deals combat damage to a player, you create a 2/2 green Wolf creature token and that player mills ten cards.

Equip {2}

Each other player discards a card. You draw a card for each card discarded this way.

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad, the Grim deals 1 damage to each opponent.

{1}{B}: Each player mills a card. (They each put the top card of their library into their graveyard.)

{T}: Each player draws a card.

Menace

Whenever an opponent sacrifices a nontoken permanent or discards a permanent card, you may put that card from a graveyard onto the battlefield under your control.

{T}: Target player loses 3 life unless they sacrifice a nonland permanent or discard a card.

{3}{B}: Untap Tergrid's Lantern.

Flash

Whenever Thieves' Guild Enforcer or another Rogue enters the battlefield under your control, each opponent mills two cards.

As long as an opponent has eight or more cards in their graveyard, Thieves' Guild Enforcer gets +2/+1 and has deathtouch.

Enchant player

Whenever a creature enters the battlefield under enchanted player's control, that player loses 1 life and you gain 1 life.

Target creature gains undying until end of turn. (When it dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Menace

Whenever you gain life, you may pay {B}. If you do, return target creature card from your graveyard to your hand.

Vicious Rumors deals 1 damage to each opponent. Each opponent discards a card, then mills a card. You gain 1 life.

Destroy target non-Vampire, non-Werewolf, non-Zombie creature.

Sacrifice a creature: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Equipped creature gets +2/+0 and has deathtouch.

{5}{B}{B}{B}: Until end of turn, Vorpal Sword gains "Whenever equipped creature deals combat damage to a player, that player loses the game."

Equip {B}{B}

(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.)

Whenever an opponent discards a creature card, create a 2/2 black Zombie creature token.

Whenever an opponent discards a land card, add {B}{B}.

Whenever an opponent discards a noncreature, nonland card, draw a card.

Creatures you control have lifelink.

{2}{B}{B}, {T}: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. Activate only as a sorcery.

Each opponent loses 4 life and you gain 4 life.

Zof Bloodbog enters the battlefield tapped.

{T}: Add {B}.

Whenever Zulaport Cutthroat or another creature you control dies, each opponent loses 1 life and you gain 1 life.