Return from your graveyard to the battlefield any number of target creature cards that each have a different mana value X or less.

As Agadeem, the Undercrypt enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {B}.

Whenever a creature dies, put a charge counter on Black Market.

At the beginning of your precombat main phase, add {B} for each charge counter on Black Market.

At the beginning of your precombat 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 has every creature type.)

Blackcleave Cliffs enters the battlefield tapped unless you control two or fewer other lands.

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

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

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

At the beginning of each end step, if an opponent lost 2 or more life this turn, you may put a quest counter on Bloodchief Ascension. (Damage causes loss of life.)

Whenever a card is put into an opponent's graveyard from anywhere, if Bloodchief Ascension has three or more quest counters on it, you may have that player lose 2 life. If you do, you gain 2 life.

If an opponent would mill one or more cards, they mill twice that many cards instead. (To mill a card, a player puts the top card of their library into their graveyard.)

When Burglar Rat enters the battlefield, each opponent discards a card.

Add {B}{B}{B}.

Threshold -- Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

At the beginning of your upkeep, the Ring tempts you.

Whenever you choose a creature as your Ring-bearer, you may pay 2 life. If you do, draw a card.

If a player would draw a card except the first one they draw in each of their draw steps, that player discards a card instead. If the player discards a card this way, they draw a card. If the player doesn't discard a card this way, they mill a card.

Lands you control have "{T}: Add one mana of any color."

{T}: Add one mana of any color.

{T}: Add {C}.

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

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

Consuming Aberration's power and toughness are each equal to the number of cards in your opponents' graveyards.

Whenever you cast a spell, each opponent reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard.

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Destroy all creatures. They can't be regenerated.

Each opponent sacrifices a creature or planeswalker, then discards a card. You return a creature or planeswalker card from your graveyard to your hand, then draw a card.

When you cast a Bolas planeswalker spell, exile Dark Intimations from your graveyard. That planeswalker enters the battlefield with an additional loyalty counter on it.

Add {B}{B}{B}.

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

Exile target creature.

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

You may choose new targets for target spell or ability.

{T}: Add {C}.

{2}, {T}, Sacrifice Demolition Field: Destroy target nonbasic land an opponent controls. That land's controller may search their library for a basic land card, put it onto the battlefield, then shuffle. You may search your library for a basic land card, put it onto the battlefield, then shuffle.

Search your library for a card, put that card into your hand, then shuffle.

Dimir Aqueduct enters the battlefield tapped.

When Dimir Aqueduct enters the battlefield, return a land you control to its owner's hand.

{T}: Add {U}{B}.

Avoidance -- Whenever you cast a noncreature spell, exile up to one target nonland permanent you control, then return that card to the battlefield under its owner's control.

When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

When Elderfang Disciple enters the battlefield, each opponent discards a card.

When Entomber Exarch enters the battlefield, choose one --

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

• Target opponent reveals their hand. You choose a noncreature card from it. That player discards that card.

{T}: Add one mana of any color that a land an opponent controls could produce.

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

Flying

When Fell Specter enters the battlefield, target opponent discards a card.

Whenever an opponent discards a card, that player loses 2 life.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost.

Counter target spell.

{T}: Add {C}.

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

Whenever an opponent discards a card, you may draw a card.

Menace

When Grief enters the battlefield, target opponent reveals their hand. You choose a nonland card from it. That player discards that card.

Evoke--Exile a black card from your hand.

Choose one --

• Destroy target creature with no counters on it.

• Remove up to three counters from target creature.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

({T}: Add {U}.)

Izzet Boilerworks enters the battlefield tapped.

When Izzet Boilerworks enters the battlefield, return a land you control to its owner's hand.

{T}: Add {U}{R}.

When Kroxa enters the battlefield, sacrifice it unless it escaped.

Whenever Kroxa enters the battlefield or attacks, each opponent discards a card, then each opponent who didn't discard a nonland card this way loses 3 life.

Escape--{B}{B}{R}{R}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

When Lazav, the Multifarious enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

{X}: Lazav, the Multifarious becomes a copy of target creature card in your graveyard with mana value X, except its name is Lazav, the Multifarious, it's legendary in addition to its other types, and it has this ability.

If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield.

You may cast spells as though they had flash.

You have no maximum hand size.

If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

Whenever an opponent discards a card, that player loses 2 life.

Flying

When Liliana's Specter enters the battlefield, each opponent discards a card.

When Lord Xander, the Collector enters the battlefield, target opponent discards half the cards in their hand, rounded down.

Whenever Lord Xander attacks, defending player mills half their library, rounded down.

When Lord Xander dies, target opponent sacrifices half the nonland permanents they control, rounded down.

Luxury Suite enters the battlefield tapped unless you have two or more opponents.

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

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

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

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Mana Vault doesn't untap during your untap step.

At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault.

At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.

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

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

{T}, Sacrifice Memory Jar: Each player exiles all cards from their hand face down and draws seven cards. At the beginning of the next end step, each player discards their hand and returns to their hand each card they exiled this way.

Mines of Moria enters the battlefield tapped unless you control a legendary creature.

{T}: Add {R}.

{3}{R}, {T}, Exile three cards from your graveyard: Create two Treasure tokens.

Flash

Indestructible

When Mithril Coat enters the battlefield, attach it to target legendary creature you control.

Equipped creature has indestructible.

Equip {3}

Morphic Pool enters the battlefield tapped unless you have two or more opponents.

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

{T}, Pay 1 life: Add {B} or {R}.

{1}{B}{R}, {T}: Mount Doom deals 1 damage to each opponent.

{5}{B}{R}, {T}, Sacrifice Mount Doom and a legendary artifact: Choose up to two creatures, then destroy the rest. Activate only as a sorcery.

({T}: Add {R}.)

{1}{B}, {T}: Target opponent discards a card. Then if that player has no cards in hand, flip Nezumi Shortfang.

At the beginning of each opponent's upkeep, that player loses 1 life for each card fewer than three in their hand.

Flash

If an opponent would draw a card except the first one they draw in each of their draw steps, instead that player skips that draw and you draw a card.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- The Ring tempts you, then each player mills cards equal to your Ring-bearer's power.

II -- Destroy all nonlegendary creatures.

III -- Each opponent loses 1 life for each creature card in that player's graveyard.

Flash

You control your opponents while they're searching their libraries.

While an opponent is searching their library, they exile each card they find. You may play those cards for as long as they remain exiled, and you may spend mana as though it were mana of any color to cast them.

Whenever a player casts a spell, that player discards a card.

When Oubliette enters the battlefield, target creature phases out until Oubliette leaves the battlefield. Tap that creature as it phases in this way. (Auras and Equipment phase out with it. While permanents are phased out, they're treated as though they don't exist.)

At the beginning of your end step, put an influence counter on Palantír of Orthanc and scry 2. Then target opponent may have you draw a card. If that player doesn't, you mill X cards, where X is the number of influence counters on Palantír of Orthanc, and that player loses life equal to the total mana value of those cards.

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

Trample

Whenever a source deals damage to Phyrexian Obliterator, that source's controller sacrifices that many permanents.

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Rakdos Carnarium enters the battlefield tapped.

When Rakdos Carnarium enters the battlefield, return a land you control to its owner's hand.

{T}: Add {B}{R}.

Flying, haste

Whenever Rankle, Master of Pranks deals combat damage to a player, choose any number --

• Each player discards a card.

• Each player loses 1 life and draws a card.

• Each player sacrifices a creature.

{T}: Add one mana of any type that a land you control could produce.

You have no maximum hand size.

{T}: Add {C}.

The Ring tempts you. Search your library for a card that shares a color with a legendary creature you control, reveal it, put it into your hand, then shuffle.

{T}, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

Menace

When Sheoldred enters the battlefield, each opponent sacrifices a nontoken creature or planeswalker.

{4}{B}: Exile Sheoldred, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery and only if an opponent has eight or more cards in their graveyard.

(As this Saga enters and after your draw step, add a lore counter.)

I -- For each opponent, destroy up to one target creature or planeswalker that player controls.

II -- Each opponent discards three cards, then mills three cards.

III -- Put all creature cards from all graveyards onto the battlefield under your control. Exile The True Scriptures, then return it to the battlefield (front face up).

Shipwreck Marsh enters the battlefield tapped unless you control two or more other lands.

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

{T}: Add {C}.

{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

({T}: Add {U} or {R}.)

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

{T}: Add {C}.

{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

({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}

{T}: Add {B}.

Channel -- {3}{B}, Discard Takenuma, Abandoned Mire: Mill three cards, then return a creature or planeswalker card from your graveyard to your hand. This ability costs {1} less to activate for each legendary creature you control.

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.

Indestructible

As long as your devotion to blue is less than five, Thassa isn't a creature.

At the beginning of your end step, exile up to one other target creature you control, then return that card to the battlefield under your control.

{3}{U}: Tap another target creature.

As The Black Gate enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {B}.

{1}{B}, {T}: Choose a player with the most life or tied for most life. Target creature can't be blocked by creatures that player controls this turn.

When The Meathook Massacre enters the battlefield, each creature gets -X/-X until end of turn.

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

Whenever a creature an opponent controls dies, you gain 1 life.

All creatures have "At the beginning of your upkeep, destroy this creature unless you pay {1}."

At the beginning of each end step, if an opponent discarded a card this turn, you draw a card and you lose 1 life.

{4}{B}{B}: Each opponent with no cards in hand loses 10 life.

Repeat the following process X times. Each opponent loses 3 life unless that player sacrifices a nonland permanent or discards a card.

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

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

Training Center enters the battlefield tapped unless you have two or more opponents.

{T}: Add {U} or {R}.

{T}: Add {C}.

{T}: Add {U} or {B}. Underground River deals 1 damage to you.

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

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Destroy target artifact you don't control.

Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Enchant creature

{U}{U}: Enchanted creature phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.)

When Virus Beetle enters the battlefield, each opponent discards a card.

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

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

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

({T}: Add {U}, {B}, or {R}.)

Xander's Lounge enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)