As this land enters, you may reveal an Island or Swamp card from your hand. If you don't, this land enters tapped. {T}: Add {U} or {B}.

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

This land enters tapped. {T}: Add {U} or {B}. {1}{U}{B}: This land becomes a 3/2 blue and black Elemental creature until end of turn and can't be blocked this turn. It's still a land.

This land enters tapped unless you control two or fewer other lands. {T}: Add {U} or {B}.

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

{T}: Add {C}. {1}, {T}: Put a storage counter on this land. {1}, Remove X storage counters from this land: Add X mana in any combination of {U} and/or {B}.

This land enters tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

{T}: Add {C}. {U}{B}, {T}: Target player mills a card.

({T}: Add {U} or {B}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

This land enters tapped. {T}: Add {C}. Whenever this land or another land you control enters, if you control seven or more lands with different names, create a 2/2 black Zombie creature token.

({T}: Add {U}.)

This land enters tapped unless you have two or more opponents. {T}: Add {U} or {B}.

{T}: Add {C}. {1}{U}{B}, {T}: Target player mills three cards.

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

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

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

({T}: Add {B}.)

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

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {U} or {B}.

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

{T}: Add {C}. {T}: Add {U} or {B}. This land deals 1 damage to you.

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.

Counter target spell.

Undaunted (This spell costs {1} less to cast for each opponent.) Destroy two target creatures.

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.

Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)

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.

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.

Destroy all creatures, then search target opponent's library for up to three creature cards and put them into their graveyard. Then that player shuffles.

Counter target spell. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

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.")

Flying, deathtouch When this creature enters, draw a card.

At the beginning of your upkeep, create X 2/2 black Zombie creature tokens, where X is half the number of Zombies you control, rounded down.

When this creature enters, amass Zombies 2. (Put two +1/+1 counters 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.) Zombie tokens you control have flying.

Madness {X}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) Create three tapped 2/2 black Zombie creature tokens and you gain 3 life. If this spell's madness cost was paid, instead create X of those tokens and you gain X life.

Each player discards all the cards in their hand, then creates that many 2/2 black Zombie creature tokens.

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

When this creature enters, each player discards a card. Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Whenever another permanent you control enters, each opponent mills a card.

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.

{1}{U}{B}: Whenever a card is put into an opponent's graveyard from anywhere this turn, that player loses 1 life. {2}{U}{B}: Target player mills two cards.

When this creature enters, each opponent mills three cards. Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, that player mills three cards.

Whenever an opponent casts a spell, that player mills two cards.

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

Flying Whenever this creature deals combat damage to a player, you may pay {2}. If you do, create a 2/2 black Zombie creature token and each opponent mills two cards.

Whenever you draw a card, each opponent mills two cards.

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

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

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

{T}: Add {U} or {B}. {U}{B}: This artifact becomes a 2/2 blue and black Horror artifact creature until end of turn and can't be blocked this turn.

{T}: Add {U} or {B}. {U/B}{U/B}{U/B}{U/B}, {T}, Sacrifice this artifact: Draw two cards.

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

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

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

This artifact enters tapped. {T}: Add one mana of any color that a basic land you control could produce.

{T}: Add {C}. {T}: Add {U} or {B}. This artifact deals 1 damage to you.

Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

{1}{B}, {T}, Discard a card: Create a 2/2 black Zombie creature token. Tap three untapped Zombies you control: You draw a card and you lose 1 life.

Flying At the beginning of your upkeep, each player reveals the top card of their library, loses life equal to that card's mana value, then puts it into their hand.

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.

At the beginning of your upkeep, you draw X cards and you lose X life, where X is the number of Zombies you control.

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

Each opponent can't draw more than one card each turn. −2: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

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.

Enchant player At the beginning of enchanted player's first upkeep each turn, that player gets an additional upkeep step after this step.

When this creature enters, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

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.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) Lifelink (Damage dealt by this creature also causes you to gain that much life.) Whenever this creature enters or deals combat damage to a player, draw a card, then discard a card.

Any number of target opponents each discard their hands, then draw seven cards. Draw a card.

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)