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

Sacrifice a creature: Add {C}{C}.

Basalt Monolith doesn't untap during your untap step. {T}: Add {C}{C}{C}. {3}: Untap Basalt Monolith.

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

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

Players have no maximum hand size. {X}{X}, {T}: Each player draws X cards. {2}{U}, {T}: Each opponent mills cards equal to the number of cards in their hand.

{1}, {T}: Tap target creature. This ability costs {1} less to activate during your turn. {3}, Sacrifice Hylda's Crown of Winter: Draw a card for each tapped creature your opponents control.

Kicker {3} Indestructible When Skyclave Relic enters the battlefield, if it was kicked, create two tapped tokens that are copies of Skyclave Relic. {T}: Add one mana of any color.

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

This spell costs {1} less to cast for each instant and sorcery card in your graveyard. You have no maximum hand size. At the beginning of your upkeep, put a knowledge counter on The Magic Mirror, then draw a card for each knowledge counter on The Magic Mirror.

This spell costs {1} less to cast for each card type among cards in your graveyard. When you cast this spell, you gain control of target opponent during that player's next turn. After that turn, that player takes an extra turn. Flying, trample, protection from instants

Horsemanship (This creature can't be blocked except by creatures with horsemanship.) Whenever Lu Xun, Scholar General deals damage to an opponent, you may draw a card.

Flying, deathtouch, lifelink Nighthawk Scavenger's power is equal to 1 plus the number of card types among cards in your opponents' graveyards.

If your life total is less than your starting life total, this spell costs {X} less to cast, where X is the difference.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever Shadowmage Infiltrator deals combat damage to a player, you may draw a card.

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When Solemn Simulacrum dies, you may draw a card.

At the beginning of each end step, if an opponent lost 3 or more life this turn, you may draw a card. (Damage causes loss of life.)

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

You have no maximum hand size. At the beginning of your upkeep, if you have exactly thirteen cards in your hand, you win the game. {3}{U}: Draw a card.

Unhallowed Phalanx enters the battlefield tapped.

Flash When Ashiok's Erasure enters the battlefield, exile target spell. Your opponents can't cast spells with the same name as the exiled card. When Ashiok's Erasure leaves the battlefield, return the exiled card to its owner's hand.

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.

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.

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 upkeep, you draw a card and you lose 1 life.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Target creature gets -13/-13 until end of turn. If that creature would die this turn, exile it instead.

Target player draws X cards. Shuffle Blue Sun's Zenith into its owner's library.

Counter target spell.

Add {B}{B}{B}.

Counter target spell. If the spell is countered this way, exile it with three time counters on it instead of putting it into its owner's graveyard. If it doesn't have suspend, it gains suspend. (At the beginning of its owner's upkeep, they remove a time counter. When the last is removed, they may play it without paying its mana cost. If it's a creature, it has haste.)

Counter target spell. Its controller mills three cards.

Choose one — • Counter target spell with mana value less than or equal to the number of cards in its controller's graveyard. • Destroy target creature with mana value less than or equal to the number of cards in its controller's graveyard.

This spell costs {3} less to cast if an opponent has seven or more cards in their graveyard. Draw four cards.

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

Choose three. You may choose the same mode more than once. • Counter target spell unless its controller pays {3}. • Return target creature to its owner's hand. • Draw a card.

Counter target spell. At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game.

Draw X cards, then discard a card.

Counter target spell. Foretell {1}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Choose one or more — • Counter target spell. • Counter target activated or triggered ability. • Return target nonland permanent to its owner's hand. • Create a token that's a copy of target creature you control. • Target player draws a card.

Exile all other spells and counter all abilities.

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Target creature gets -3/-3 until end of turn. Hellbent — That creature gets -13/-13 until end of turn instead if you have no cards in hand.

Castle Locthwain enters the battlefield tapped unless you control a Swamp. {T}: Add {B}. {1}{B}{B}, {T}: Draw a card, then you lose life equal to the number of cards in your hand.

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

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}.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

{T}, Sacrifice Fabled Passage: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

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

({T}: Add {U}.)

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

You have no maximum hand size. {T}: Add {C}.

({T}: Add {U} or {B}.) Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

{T}: Add {C}. {U/B}, {T}: Add {U}{U}, {U}{B}, or {B}{B}.

+1: Look at the top card of your library. You may reveal that card and put it into your hand. If you do, you lose life equal to its mana value. −2: Create a 2/3 black Vampire creature token with flying and lifelink. −7: Sorin the Mirthless deals 13 damage to any target. You gain 13 life.

Create thirteen tapped 2/2 black Zombie creature tokens. Flashback {7}{B}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Destroy all creatures. They can't be regenerated.

Exile the top thirteen cards of your library, then search your library for a card. Put that card into your hand, then shuffle.

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

Destroy all creatures you don't control and all planeswalkers you don't control.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

Put all creature cards from all graveyards onto the battlefield under your control.

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