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

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

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

{T}: Add {U}. {2}{U}: Put an hour counter on this artifact. At the beginning of each upkeep, put an hour counter on this artifact. When the twelfth hour counter is put on this artifact, shuffle your hand and graveyard into your library, then draw seven cards. Exile this artifact.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

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

Counter target spell.

Choose one — • Counter target spell. • You may choose new targets for target spell. • Copy target instant or sorcery spell. You may choose new targets for the copy.

Counter target spell unless its controller pays {1}. If you control a creature with flying, counter that spell unless its controller pays {4} instead.

Counter target spell. Untap up to four lands.

Counter target spell. Create X Treasure tokens, where X is that spell's mana value. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Instant and sorcery spells you cast cost {1} less to cast. Whenever a spell or ability you control counters a spell, you may draw a card. If you do, discard a card.

Flash When this creature enters, target Knight gains deathtouch and lifelink until end of turn.

Flash When this creature enters, each token that would be created under an opponent's control this turn is created under your control instead.

Flash Spells with flash you cast cost {1} less to cast and can't be countered.

Flash Flying When this creature enters, surveil 4. When you do, you may return target nonland permanent an opponent controls to its owner's hand. (To surveil 4, look at the top four cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Flash (You may cast this spell any time you could cast an instant.) Whenever this creature is dealt damage, draw that many cards.

Flash When this creature enters, tap target creature an opponent controls. It loses all abilities until end of turn.

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, you may change a target of target spell or ability to this creature.

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.

Flash When this creature enters during the declare attackers step, you may reselect which player or permanent target attacking creature is attacking. (It can't attack its controller or their permanents.)

Flash (You may cast this spell any time you could cast an instant.) Flying When this creature enters, sacrifice it unless you return another creature you control to its owner's hand.

Mutate {1}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flash Whenever this creature deals combat damage to a player, draw a card.

Flash Whenever you cast another spell that has flash, you draw a card and each opponent loses 1 life.

Flash You may have this creature enter as a copy of any creature on the battlefield.

Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

Flash This creature enters with a number of +1/+1 counters on it equal to the greatest number of cards an opponent has drawn this turn. When this creature dies, draw cards equal to its power.

Draw three cards, then put two cards from your hand on top of your library in any order.

Draw two cards. Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard. Flashback {6}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Draw two cards, then discard two cards. Untap up to three lands.

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

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

Whenever you cast a spell during an opponent's turn, you may have each opponent lose 1 life.

Flash Enchant creature When enchanted creature dies, return that card to the battlefield under your control.

Exile target card from a graveyard. Flashback {B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return target creature to its owner's hand. Gain control of all Auras and Equipment that were attached to it, then attach them to another creature.

Amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.) You and permanents you control gain hexproof until end of turn. (You and they can't be the targets of spells or abilities your opponents control.)

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

This land enters tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2.

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

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

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {U}{B}.

{T}: Add {C}. {1}, {T}, Sacrifice this land: You may cast spells this turn as though they had flash.

({T}: Add {U}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

({T}: Add {U}.) This land enters tapped unless you control three or more other Islands. When this land enters untapped, you may put target instant or sorcery card from your graveyard on top of your library.

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

{T}: Add {C}. {2}, {T}, Sacrifice a Desert: Exile all graveyards.

({T}: Add {U} or {B}.) This land enters tapped unless you control two or more basic lands.

({T}: Add {B}.)

Destroy target nonartifact creature.

Choose one — • Destroy target creature with no counters on it. • Remove up to three counters from target creature.

Morbid — When you cast this spell, if a creature died this turn, you may copy Malicious Affliction and may choose a new target for the copy. Destroy target nonblack creature.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Destroy target creature.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

This spell costs {2} less to cast if it targets a legendary creature. Destroy target creature. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Target creature gets -1/-1 until end of turn. Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.

Choose one — • Counter target sorcery spell. • Destroy target creature with power 2 or less. • Look at the top three cards of target player's library. Put one back and the rest into that player's graveyard.

Surveil 2, then choose an instant or sorcery card in your graveyard. You may cast it this turn. If that spell would be put into your graveyard, exile it instead. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

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.

Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle. Flashback {5}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Each opponent sacrifices a creature they control with the greatest power. • Exile all opponents' graveyards, then create X 0/1 black Thrull creature tokens, where X is the greatest power among creature cards exiled this way.

Flash (You may cast this spell any time you could cast an instant.) Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on this creature.

Destroy each creature with mana value 3 or less. They can't be regenerated.

Counter target noncreature spell. Its controller loses 2 life.

Return all nonland permanents to their owners' hands. Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Choose one — • Target creature gets -X/-X until end of turn. You gain X life. • Exile up to twice X target cards from graveyards.

Flash (You may cast this spell any time you could cast an instant.) Flying Whenever you draw your second card each turn, put a +1/+1 counter on this creature.

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

If it's not your turn, you may exile a black card from your hand rather than pay this spell's mana cost. Destroy all creatures that entered this turn.

Draw a card. Escape—{2}{U}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, scry 1.

Flash {U}, Sacrifice an Island: This creature can't be blocked this turn. {B}, Sacrifice a Swamp: You gain 1 life and draw a card. {U}{B}: Exile five target cards from an opponent's graveyard. Return this card from your graveyard to your hand. Activate only as a sorcery.

You may cast target instant or sorcery card from an opponent's graveyard without paying its mana cost.

During turns other than yours, spells you cast cost {1} less to cast.

Flash Flying Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.) When you cycle this card, counter target activated or triggered ability you don't control.

Flash When this creature leaves the battlefield, exile target card from a graveyard. Evoke {B} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Flash Flying When this creature enters, you may tap or untap target permanent.

Flash Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) You may have this creature enter as a copy of any permanent that entered this turn.

Flash (You may cast this spell any time you could cast an instant.) Flying {3}{U}: Draw a card.

Create an X/X black Horror creature token, where X is the number of creatures that died this turn.

Counter target activated ability, triggered ability, or legendary spell.

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.

Whenever you cast an instant or sorcery spell, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Untap all artifacts you control during each other player's untap step.

Whenever you cast your first spell during each opponent's turn, draw a card.

({T}: Add {B}.) This land enters tapped unless you control three or more other Swamps. When this land enters untapped, you may put target creature card from your graveyard on top of your library.