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.

+1: You gain 2 life.

-1: Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn.

-6: Create a white Avatar creature token. It has "This creature's power and toughness are each equal to your life total."

At the beginning of each end step, if you gained 4 or more life this turn, create a 4/4 white Angel creature token with flying.

Exile target nonland permanent. You lose 3 life.

Flying

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Whenever you gain life, put a +1/+1 counter on each creature you control.

Creatures you control have first strike.

Creatures your opponents control lose first strike and can't have or gain first strike.

Indestructible

As long as your devotion to white and black is less than seven, Athreos isn't a creature.

Whenever another creature you own dies, return it to your hand unless target opponent pays 3 life.

Creatures your opponents control enter the battlefield tapped.

Whenever a creature enters the battlefield under an opponent's control, you gain 1 life.

Deathtouch

{1}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness.

{1}{W}{B}, Sacrifice another creature: Exile target nonland permanent. Activate only if you have at least 10 life more than your starting life total.

Double target player's life total. Shuffle Beacon of Immortality into its owner's library.

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

{T}: Add {C}.

{T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.

Concealed Courtyard enters the battlefield tapped unless you control two or fewer other lands.

{T}: Add {W} or {B}.

Whenever you gain life, you may pay {2}. If you do, draw a card.

{3}{W}: Create a 1/1 white Soldier creature token with lifelink.

Death Grasp deals X damage to any target. You gain X life.

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

Flying

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

Flying, lifelink

Divinity of Pride gets +4/+4 as long as you have 25 or more life.

Exile any number of target creatures you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

Indestructible

As long as your devotion to black is less than five, Erebos isn't a creature. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Your opponents can't gain life.

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

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

Vigilance, lifelink

At the beginning of your upkeep, if you have 40 or more life, you win the game.

Flying, first strike, lifelink

At the beginning of your end step, if you both own and control Gisela, the Broken Blade and a creature named Bruna, the Fading Light, exile them, then meld them into Brisela, Voice of Nightmares.

({T}: Add {W} or {B}.)

As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Destroy target creature or planeswalker.

{X}{B/P}: Remove up to X counters from target permanent. For each counter removed this way, Hex Parasite gets +1/+0 until end of turn. ({B/P} can be paid with either {B} or 2 life.)

Lifelink

Megamorph {2}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Hidden Dragonslayer is turned face up, destroy target creature with power 4 or greater an opponent controls.

Lifelink

If a nontoken creature an opponent controls would die, instead exile that card and create a 2/2 black Zombie creature token.

{2}{B}, Sacrifice another Vampire or Zombie: Put two +1/+1 counters on Kalitas, Traitor of Ghet.

Whenever an opponent casts a noncreature spell, that player loses 2 life and you gain 2 life.

Destroy all creatures. You gain life equal to the number of creatures you controlled that were destroyed this way.

For each creature, its controller sacrifices it unless they pay X life.

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

Mikaeus, the Lunarch enters the battlefield with X +1/+1 counters on it.

{T}: Put a +1/+1 counter on Mikaeus.

{T}, Remove a +1/+1 counter from Mikaeus: Put a +1/+1 counter on each other creature you control.

Destroy target creature or enchantment.

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.

{T}: Add {C}.

{2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

When Oblivion Ring enters the battlefield, exile another target nonland permanent.

When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Return target permanent card from your graveyard to the battlefield.

When Obzedat, Ghost Council enters the battlefield, target opponent loses 2 life and you gain 2 life.

At the beginning of your end step, you may exile Obzedat. If you do, return it to the battlefield under its owner's control at the beginning of your next upkeep. It gains haste.

Orzhov Guildgate enters the battlefield tapped.

{T}: Add {W} or {B}.

{1}, {T}: Add {W}{B}.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

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

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Return target creature card with mana value 3 or less from your graveyard to the battlefield.

---

Double your life total. Target opponent loses half their life, rounded up.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

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

{T}: Add {C}.

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

When you have 30 or more life, flip Rune-Tail, Kitsune Ascendant.

Prevent all damage that would be dealt to creatures you control.

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

Scoured Barrens enters the battlefield tapped.

When Scoured Barrens enters the battlefield, you gain 1 life.

{T}: Add {W} or {B}.

Sejiri Steppe enters the battlefield tapped.

When Sejiri Steppe enters the battlefield, target creature you control gains protection from the color of your choice until end of turn.

{T}: Add {W}.

Shambling Vent enters the battlefield tapped.

{T}: Add {W} or {B}.

{1}{W}{B}: Shambling Vent becomes a 2/3 white and black Elemental creature with lifelink until end of turn. It's still a land.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

({T}: Add {B}.)

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

Destroy target artifact or enchantment. You gain 4 life.

+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.

+1: Reveal the top card of your library and put that card into your hand. Each opponent loses life equal to its mana value.

-X: Sorin, Grim Nemesis deals X damage to target creature or planeswalker and you gain X life.

-9: Create a number of 1/1 black Vampire Knight creature tokens with lifelink equal to the highest life total among all players.

+1: Create a 1/1 black Vampire creature token with lifelink.

-2: You get an emblem with "Creatures you control get +1/+0."

-6: Destroy up to three target creatures and/or other planeswalkers. Return each card put into a graveyard this way to the battlefield under your control.

Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you 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}.)

Equipped creature gets +1/+1.

Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Equip {2}

Exile target creature. Its controller gains life equal to its power.

{T}: Add {C}.

{T}: Add {W} or {B}. Activate only if you control a Swamp.

Temple of Silence enters the battlefield tapped.

When Temple of Silence enters the battlefield, scry 1.

{T}: Add {W} or {B}.

{T}: Add {C}{C}. Activate only if you control five or more lands.

Vigilance, protection from creatures

Whenever a creature deals combat damage to you, destroy that creature. Create a 1/1 white and black Spirit creature token with flying.

First strike

When Thalia's Lancers enters the battlefield, you may search your library for a legendary card, reveal it, put it into your hand, then shuffle.

First strike

Creatures and nonbasic lands your opponents control enter the battlefield tapped.

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

All creatures get -X/-X until end of turn.

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 Treasury Thrull attacks, you may return target artifact, creature, or enchantment card from your graveyard to your hand.

Creatures you control have double strike and lifelink.

Exile target nonland permanent.

Flying, deathtouch, lifelink

{T}: Add {C}.

{2}{W}{B}, {T}: Creatures you control gain deathtouch and lifelink until end of turn.

Destroy target permanent.

{1}{W}{B}: Target creature gains lifelink until end of turn.

{1}{W}{B}: Whenever you gain life this turn, each opponent loses that much life.

Lifelink

Voracious Hatchling enters the battlefield with four -1/-1 counters on it.

Whenever you cast a white spell, remove a -1/-1 counter from Voracious Hatchling.

Whenever you cast a black spell, remove a -1/-1 counter from Voracious Hatchling.

Whenever you gain life, you may pay {X}, where X is less than or equal to the amount of life you gained. If you do, draw X cards.