Flash

Ward

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.

Whenever you draw a card, put a +1/+1 counter on this creature.

When this creature dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on this creature. (They can't be blocked as long as defending player controls an Island.)

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.

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.

Skulk (This creature can't be blocked by creatures with greater power.)

At the beginning of your upkeep, you may discard all the cards in your hand. If you do, draw that many cards.

Each opponent mills fourteen cards.

Cycling ( , Discard this card: Draw a card.)

When you cycle this card, each opponent mills four cards.

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.

Aberrant Tinkering — When this creature enters and at the beginning of your upkeep, each Horror you control gains all activated abilities of target artifact an opponent controls until end of turn. You may spend blue mana as though it were mana of any color to activate those abilities.

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.

If this card is in your opening hand, you may begin the game with it on the battlefield.

You may cast spells as though they had flash.

Dominate Monster — When this creature enters, gain control of target creature for as long as you control this creature.

Flash

Flying

Exploit (When this creature enters, you may sacrifice a creature.)

When this creature exploits a creature, counter target spell, activated ability, or triggered ability.

Replicate—Tap an untapped Horror you control. (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)

Exile target instant or sorcery card from a graveyard and copy it. You may cast the copy without paying its mana cost.

Exile Psionic Ritual.

Draw X cards, then discard a card.

As this enchantment enters, choose a creature type.

Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

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.

Skulk (This creature can't be blocked by creatures with greater power.)

Whenever this creature deals combat damage to a player, you may draw a card. If you do, discard a card.

Whenever you discard a creature card, you may pay . If you do, create a 3/2 colorless Eldrazi Horror creature token.

Hive Mind — Whenever a player mills one or more creature cards, you create a 1/1 black Horror creature token.

, : Target player mills three cards.

Choose a Background (You can have a Background as a second commander.)

Whenever a creature dies, put a charge counter on this enchantment.

At the beginning of your first main phase, add for each charge counter on this enchantment.

Flying

At the beginning of your end step, exile the top card of each opponent's library. You may play those cards for as long as they remain exiled. If you cast a spell this way, you may spend mana as though it were mana of any color to cast it.

Whenever a nonland permanent an opponent owns enters the battlefield under your control, they lose life equal to its mana value.

Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.

Undaunted (This spell costs less to cast for each opponent.)

Destroy two target creatures.

Flying

When this creature enters, destroy target nonblack creature. It can't be regenerated.

Shadow (This creature can block or be blocked by only creatures with shadow.)

This creature can't be blocked by white creatures.

Protection from white

At the beginning of your end step, you lose 4 life.

Whenever a creature dies, you gain 2 life.

As an additional cost to cast this spell, sacrifice a creature, discard a card, or pay 4 life.

When this creature enters, each opponent sacrifices a creature of their choice, discards a card, and loses 4 life.

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

Put target creature card from a graveyard onto the battlefield under your control with a corpse counter on it. You take the initiative. If that creature would leave the battlefield, exile it instead of putting it anywhere else.

Escape— , Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Whenever this creature attacks and isn't blocked, defending player loses 1 life for each card in their graveyard.

Commander creatures you own have "Whenever this creature becomes tapped, it and other creatures you control that share a creature type with it each get +2/+0 and gain undying until end of turn." (When a creature with undying dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Destroy six target creatures.

Trample

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

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

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

This creature and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Suspend 7— (Rather than cast this card from your hand, you may pay and exile it with seven time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

Whenever a card is put into an opponent's graveyard from anywhere, if this card is suspended, you may remove a time counter from this card.

When this creature enters, you draw a card and you lose 1 life.

At the beginning of your upkeep, this creature deals 1 damage to each creature and each player.

When this creature dies, it deals 1 damage to each creature and each player.

When this creature enters, destroy target creature an opponent controls.

As this creature enters, choose a player.

Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard.

Whenever the chosen player casts a spell, that player mills a card.

Each other player discards a card. You draw a card for each card discarded this way.

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.

When this creature enters, create a 0/1 white Goat creature token.

Sacrifice another creature: Scry 1.

Escape— , Exile four other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

This creature escapes with two +1/+1 counters on it.

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.

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.

Each player mills two cards. Then you put a creature card from a graveyard onto the battlefield under your control.

Whenever this creature attacks, defending player mills ten cards.

: Add one mana of any color in your commander's color identity.

: Add or .

: This artifact becomes a 2/2 blue and black Horror artifact creature until end of turn and can't be blocked this turn.

, : Add .

Multikicker (You may pay an additional any number of times as you cast this spell.)

This artifact enters with a charge counter on it for each time it was kicked.

: Add for each charge counter on this artifact.

As this artifact enters, choose a creature type.

Creature spells you cast of the chosen type cost less to cast.

At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)

Equip

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

: Add .

, , Sacrifice this artifact: Draw a card.

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

As this creature enters, choose a nonland card name.

Activated abilities of sources with the chosen name can't be activated.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand.

Whenever you draw a card, each opponent loses 1 life.

: Add .

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

: Add .

: Add or . This artifact deals 1 damage to you.

You have no maximum hand size.

: Add .

: Add .

Basic landcycling ( , Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

As this land enters, you may reveal an Island or Swamp card from your hand. If you don't, this land enters tapped.

: Add or .

: Add one mana of any color in your commander's color identity.

This land enters tapped.

: Add or .

: 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.

, : Add .

This land enters tapped.

When this land enters, return a land you control to its owner's hand.

: Add .

: Add .

: Return this card from your graveyard to the battlefield tapped.

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

( : Add .)

This land enters tapped.

: Add .

, , 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.

: Add .

, : Target player mills three cards.

This land enters tapped.

: 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.)

This land enters tapped.

: Add .

, , Sacrifice this land: Mill four cards, then return a creature card from your graveyard to the battlefield tapped. (To mill a card, put the top card of your library into your graveyard.)

: Add . If you played a land this turn, add instead.

: Add .

, : Target creature can't be blocked this turn.

( : Add or .)

This land enters tapped unless you control two or more basic lands.

( : Add .)

: Add .

: Add or . 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.)

: Add or .

: Add . Activate only if you control five or more lands.

Multikicker (You may pay an additional any number of times as you cast this spell.)

This artifact enters with a charge counter on it for each time it was kicked.

: Add for each charge counter on this artifact.

: Add .

: Add one mana of any color in your commander's color identity.

Shadow (This creature can block or be blocked by only creatures with shadow.)

This creature can't be blocked by white creatures.

, : Add .

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.

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

Trample

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

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)

Equip

: Add .

, , Sacrifice this artifact: Draw a card.

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

As this creature enters, choose a nonland card name.

Activated abilities of sources with the chosen name can't be activated.

Draw X cards, then discard a card.

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

: Add .

: Add or . This artifact deals 1 damage to you.

You have no maximum hand size.

: Add .

Skulk (This creature can't be blocked by creatures with greater power.)

Whenever this creature deals combat damage to a player, you may draw a card. If you do, discard a card.

Whenever you discard a creature card, you may pay . If you do, create a 3/2 colorless Eldrazi Horror creature token.

Flash

Ward

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.

Whenever you draw a card, put a +1/+1 counter on this creature.

When this creature dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on this creature. (They can't be blocked as long as defending player controls an Island.)

: Add or .

: This artifact becomes a 2/2 blue and black Horror artifact creature until end of turn and can't be blocked this turn.

Protection from white

At the beginning of your end step, you lose 4 life.

Whenever a creature dies, you gain 2 life.

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.

Each opponent mills fourteen cards.

Cycling ( , Discard this card: Draw a card.)

When you cycle this card, each opponent mills four cards.

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.

Aberrant Tinkering — When this creature enters and at the beginning of your upkeep, each Horror you control gains all activated abilities of target artifact an opponent controls until end of turn. You may spend blue mana as though it were mana of any color to activate those abilities.

Commander creatures you own have "Whenever this creature becomes tapped, it and other creatures you control that share a creature type with it each get +2/+0 and gain undying until end of turn." (When a creature with undying dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

As this artifact enters, choose a creature type.

Creature spells you cast of the chosen type cost less to cast.

At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

This creature and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards.

When this creature enters, you draw a card and you lose 1 life.

At the beginning of your upkeep, this creature deals 1 damage to each creature and each player.

When this creature dies, it deals 1 damage to each creature and each player.

When this creature enters, create a 0/1 white Goat creature token.

Sacrifice another creature: Scry 1.

Escape— , Exile four other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

This creature escapes with two +1/+1 counters on it.

Hive Mind — Whenever a player mills one or more creature cards, you create a 1/1 black Horror creature token.

, : Target player mills three cards.

Choose a Background (You can have a Background as a second commander.)

Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.

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.

Skulk (This creature can't be blocked by creatures with greater power.)

At the beginning of your upkeep, you may discard all the cards in your hand. If you do, draw that many cards.

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

Flash

Flying

Exploit (When this creature enters, you may sacrifice a creature.)

When this creature exploits a creature, counter target spell, activated ability, or triggered ability.

When this creature enters, destroy target creature an opponent controls.

As this creature enters, choose a player.

Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard.

Whenever the chosen player casts a spell, that player mills a card.

Each other player discards a card. You draw a card for each card discarded this way.

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.

Whenever a creature dies, put a charge counter on this enchantment.

At the beginning of your first main phase, add for each charge counter on this enchantment.