This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

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.

{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}.

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

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

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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

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.

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

{T}, Pay 1 life, Sacrifice this land: 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 {C}. {4}, {T}: Target creature can't be blocked this turn.

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

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

{T}: Add {B}. {B}, {T}: Target legendary creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

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

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

({T}: Add {B}.)

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

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

({T}: Add {U} or {B}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

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

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

As an additional cost to cast this spell, sacrifice a creature. Search your library for a card, put that card into your hand, then shuffle.

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

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

Each opponent mills fourteen cards. Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.) When you cycle this card, each opponent mills four cards.

Kicker {3}{U} Each opponent mills eight cards. If this spell was kicked, instead each opponent mills half their library, rounded up.

Kicker {5} (You may pay an additional {5} as you cast this spell.) Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

As an additional cost to cast this spell, put a -1/-1 counter on a creature you control. Draw two cards.

Each opponent exiles cards from the top of their library until that player has exiled cards with total mana value 20 or greater.

If an artifact or creature entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Equipped creature gets +1/+1 and has trample and lifelink. {1}: Permanents your opponents control lose hexproof and indestructible until end of turn. Equip {2}

When this artifact enters, exile target card from a graveyard. {T}, Sacrifice this artifact: Exile each opponent's graveyard. {1}, {T}, Sacrifice this artifact: Draw a card.

{U/P}: Change a target of target spell or ability to this creature. ({U/P} can be paid with either {U} or 2 life.)

Spells and abilities your opponents control can't cause their controller to search their library. −1: Target player mills four cards. Then exile each opponent's graveyard.

Enchant creature you control At the beginning of your upkeep, create a token that's a copy of enchanted creature, except the token is 1/1. When enchanted creature dies, if that creature was a Horror, return this card to its owner's hand.

Draw cards equal to the number of cards in your hand, then discard a card for each card drawn this way. Basic landcycling {2} ({2}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

At the beginning of your upkeep, target opponent may exile a card from their graveyard. If that player doesn't, you may draw a card.

Whenever a creature you control becomes blocked, you may return it to its owner's hand. Whenever one or more creatures you control deal combat damage to a player, draw a card.

Lifelink Whenever this creature attacks, you may draw cards equal to its power. If you do, discard that many cards.

Equipped creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.) Whenever equipped creature deals combat damage to a player, you may draw a card. Equip {2}

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

If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

Counter target spell.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost. Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

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

Flash Ward {2} Probing Telepathy — Whenever a creature entering under an opponent's control causes a triggered ability of that creature to trigger, you may copy that ability. You may choose new targets for the copy.

Horrors you control have menace. Whenever a Horror you control deals combat damage to a player, that player mills that many cards. At the beginning of your end step, choose target artifact or creature card in an opponent's graveyard that was put there from their library this turn. Put it onto the battlefield under your control.

Whenever a Swamp you control enters, choose one — • You draw a card and you lose 1 life. • This creature deals 2 damage to any target and you gain 2 life.

Flash This spell can't be countered. Whenever you cast a spell, choose up to one — • Return target spell you don't control to its owner's hand. • Return target nonland permanent to its owner's hand.

Trample When this creature enters, target opponent creates two 3/3 green Centaur creature tokens with protection from black.

Whenever this creature attacks, defending player mills ten cards.

This creature can't be blocked. Whenever this creature deals combat damage to a player, choose one that hasn't been chosen — • Put two +1/+1 counters on this creature. • Draw a card. • This creature becomes a copy of another target creature you control.

Whenever this creature enters or attacks, put a slime counter on up to one other target creature. Non-Horror creatures with slime counters on them lose all abilities and have base power and toughness 2/2.

The Mindskinner can't be blocked. If a source you control would deal damage to an opponent, prevent that damage and each opponent mills that many cards.

Uchuulon's power is equal to the number of Crabs, Oozes, and/or Horrors you control. Horrific Symbiosis — At the beginning of your end step, exile up to one target creature card from an opponent's graveyard. If you do, create a token that's a copy of this creature.

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

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

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

Add {B}{B}{B}.

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

Black spells you cast cost {1} less to cast.

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

Blue spells you cast cost {1} less to cast.

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

{T}: Add {C}{C}. {2}, {T}, Sacrifice this artifact: Exile any number of target players' graveyards. Draw a card.

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

If this card is in your opening hand, you may begin the game with it on the battlefield. If a card would be put into an opponent's graveyard from anywhere, exile it instead.

Whenever another card is put into a graveyard from anywhere, exile that card.