'Nightmare' cards

This page will show all names, but only 100 images

Click for list of card names (101)
Angel of Suffering
Ashiok's Reaper
Ashiok's Skulker
Banehound
Boneyard Lurker
Braids, Arisen Nightmare
Braska's Final Aeon
Brokkos, Apex of Forever
Carnival Hellsteed
Cavern Whisperer
Chittering Harvester
Cruel Somnophage
Cursed Wombat
Devourer of Memory
Doom Whisperer
Dread Presence
Dreadwing Scavenger
Dream Eater
Faceless Butcher
Faceless Devourer
Falthis, Shadowcat Familiar
Fear of Abduction
Fear of Being Hunted
Fear of Burning Alive
Fear of Change
Fear of Exposure
Fear of Failed Tests
Fear of Falling
Fear of Going 0-2 Drop
Fear of Immobility
Fear of Impostors
Fear of Infinity
Fear of Isolation
Fear of Lost Teeth
Fear of Missing Out
Fear of Ridicule
Fear of Sleep Paralysis
Fear of Surveillance
Fear of the Dark
Fear of the Unknown
Fear of Unsleeved Decks
Fiend Artisan
Foul Watcher
Gibbering Barricade
Gloom Pangolin
Gloomfang Mauler
Gravegouger
Grimdancer
Haunt of the Dead Marshes
Helica Glider
Hell Mongrel
Hunted Nightmare
Hypnox
Insatiable Hemophage
Kathril, Aspect Warper
Labyrinth Raptor
Laquatus's Champion
Leyline Prowler
Lurrus of the Dream-Den
Mesmeric Fiend
Mindleecher
Necropanther
Nethroi, Apex of Death
Nightmare
Nightmare
Nightmare
Nightmare Horror
Otrimi, the Ever-Playful
Ovika, Enigma Goliath
Persistent Nightmare
Petradon
Petravark
Plague Mare
Psychic Symbiont
Sephiroth, One-Winged Angel
Silvar, Devourer of the Free
Slitherwisp
Slithery Stalker
Snapdax, Apex of the Hunt
Soul Scourge
Soulgorger Orgg
Spellgorger Barbarian
Stallion of Ashmouth
Swimmer in Nightmares
Tayam, Luminous Enigma
The Mindskinner
Ultimecia, Omnipotent
Umbris, Fear Manifest
Underworld Charger
Vitality Hunter
Void Beckoner
Wicked Visitor
Worldgorger Dragon
Wormfang Behemoth
Wormfang Crab
Wormfang Drake
Wormfang Manta
Wormfang Newt
Wormfang Turtle
Zagoth Mamba
Zaxara, the Exemplary


Angel of Suffering

{3}{B}{B}

-- no image --
Creature - Nightmare Angel
Flying If damage would be dealt to you, prevent that damage and mill twice that many cards.
5/3

Ashiok's Reaper

{3}{B}

-- no image --
Creature - Nightmare
Whenever an enchantment you control is put into a graveyard from the battlefield, draw a card.
3/3

Ashiok's Skulker

{4}{U}

-- no image --
Creature - Nightmare
{3}{U}: This creature can't be blocked this turn.
3/5

Banehound

{B}

-- no image --
Creature - Nightmare Dog
Lifelink, haste
1/1

Boneyard Lurker

{2}{B}{G}

-- no image --
Creature - Nightmare Beast
Mutate {2}{B/G}{B/G} (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.) Whenever this creature mutates, return target permanent card from your graveyard to your hand.
4/4

Braids, Arisen Nightmare

{1}{B}{B}

-- no image --
Legendary Creature - Nightmare
At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent of their choice that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.
3/3

Braska's Final Aeon

-- no image --
Legendary Enchantment Creature - Saga Nightmare
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II - Jecht Beam - Each opponent discards a card and you draw a card. III - Ultimate Jecht Shot - Each opponent sacrifices two creatures of their choice. Menace
7/7

Brokkos, Apex of Forever

{2}{B}{G}{U}

-- no image --
Legendary Creature - Nightmare Beast Elemental
Mutate {2}{U/B}{G}{G} (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.) Trample You may cast this card from your graveyard using its mutate ability.
6/6

Carnival Hellsteed

{4}{B}{R}

-- no image --
Creature - Nightmare Horse
First strike, haste Unleash (You may have this creature enter with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)
5/4

Cavern Whisperer

{4}{B}

-- no image --
Creature - Nightmare
Mutate {3}{B} (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.) Menace (This creature can't be blocked except by two or more creatures.) Whenever this creature mutates, each opponent discards a card.
4/4

Chittering Harvester

{5}{B}

-- no image --
Creature - Nightmare
Mutate {4}{B} (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.) Whenever this creature mutates, each opponent sacrifices a creature of their choice.
4/6

Cruel Somnophage

{1}{B}

-- no image --
Creature - Nightmare
Cruel Somnophage's power and toughness are each equal to the number of creature cards in all graveyards.
X/X

Cursed Wombat

{B}{G}

-- no image --
Creature - Nightmare Wombat
2/3

Devourer of Memory

{U}{B}

-- no image --
Creature - Nightmare
Whenever one or more cards are put into your graveyard from your library, this creature gets +1/+1 until end of turn and can't be blocked this turn. {1}{U}{B}: Mill a card.
2/1

Doom Whisperer

{3}{B}{B}

-- no image --
Creature - Nightmare Demon
Flying, trample Pay 2 life: 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.)
6/6

Dread Presence

{3}{B}

-- no image --
Creature - Nightmare
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.
3/3

Dreadwing Scavenger

{1}{U}{B}

-- no image --
Creature - Nightmare Bird
Flying Whenever this creature enters or attacks, draw a card, then discard a card. Threshold - This creature gets +1/+1 and has deathtouch as long as there are seven or more cards in your graveyard.
2/2

Dream Eater

{4}{U}{U}

-- no image --
Creature - Nightmare Sphinx
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.)
4/3

Faceless Butcher

{2}{B}{B}

-- no image --
Creature - Nightmare Horror
When this creature enters, exile another target creature. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.
2/3

Faceless Devourer

{2}{B}

-- no image --
Creature - Nightmare Horror
Shadow (This creature can block or be blocked by only creatures with shadow.) When this creature enters, exile another target creature with shadow. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.
2/1

Falthis, Shadowcat Familiar

{2}{B}

-- no image --
Legendary Creature - Nightmare Cat
Commanders you control have menace and deathtouch. Partner (You can have two commanders if both have partner.)
2/2

Fear of Abduction

{4}{W}{W}

-- no image --
Enchantment Creature - Nightmare
As an additional cost to cast this spell, exile a creature you control. Flying When this creature enters, exile target creature an opponent controls. When this creature leaves the battlefield, put each card exiled with it into its owner's hand.
5/5

Fear of Being Hunted

{1}{R}{R}

-- no image --
Enchantment Creature - Nightmare
Haste This creature must be blocked if able.
4/2

Fear of Burning Alive

{4}{R}{R}

-- no image --
Enchantment Creature - Nightmare
When this creature enters, it deals 4 damage to each opponent. Delirium - Whenever a source you control deals noncombat damage to an opponent, if there are four or more card types among cards in your graveyard, this creature deals that amount of damage to target creature that player controls.
4/4

Fear of Change

{G}{U}

-- no image --
Enchantment Creature - Nightmare
When this creature enters or dies, exile another creature you control. If you do, conjure a duplicate of a random creature card with mana value X onto the battlefield, where X is 2 plus the exiled creature's mana value.
2/3

Fear of Exposure

{2}{G}

-- no image --
Enchantment Creature - Nightmare
As an additional cost to cast this spell, tap two untapped creatures and/or lands you control. Trample
5/4

Fear of Failed Tests

{4}{U}

-- no image --
Enchantment Creature - Nightmare
Whenever this creature deals combat damage to a player, draw that many cards.
2/7

Fear of Falling

{3}{U}{U}

-- no image --
Enchantment Creature - Nightmare
Flying Whenever this creature attacks, target creature defending player controls gets -2/-0 and loses flying until your next turn.
4/4

Fear of Going 0-2 Drop

{1}{R}

-- no image --
Enchantment Creature - Nightmare
Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent. As long as you have exactly one loss in the event you're playing, this creature gets +2/+0. (For example, if your record is 0-1, this creature gets +2/+0.)
0/2

Fear of Immobility

{4}{W}

-- no image --
Enchantment Creature - Nightmare
When this creature enters, tap up to one target creature. If an opponent controls that creature, put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)
4/4

Fear of Impostors

{1}{U}{U}

-- no image --
Enchantment Creature - Nightmare
Flash When this creature enters, counter target spell. Its controller manifests dread. (That player looks at the top two cards of their library, then puts one onto the battlefield face down as a 2/2 creature and the other into their graveyard. If it's a creature card, it can be turned face up any time for its mana cost.)
3/2

Fear of Infinity

{1}{U}{B}

-- no image --
Enchantment Creature - Nightmare
Flying, lifelink This creature can't block. Eerie - Whenever an enchantment you control enters and whenever you fully unlock a Room, you may return this card from your graveyard to your hand.
2/2

Fear of Isolation

{1}{U}

-- no image --
Enchantment Creature - Nightmare
As an additional cost to cast this spell, return a permanent you control to its owner's hand. Flying
2/3

Fear of Lost Teeth

{B}

-- no image --
Enchantment Creature - Nightmare
When this creature dies, it deals 1 damage to any target and you gain 1 life.
1/1

Fear of Missing Out

{1}{R}

-- no image --
Enchantment Creature - Nightmare
When this creature enters, discard a card, then draw a card. Delirium - Whenever this creature attacks for the first time each turn, if there are four or more card types among cards in your graveyard, untap target creature. After this phase, there is an additional combat phase.
2/3

Fear of Ridicule

{1}{B}{B}

-- no image --
Enchantment Creature - Nightmare
Enchantment creatures you control have menace. Whenever one or more enchantment creatures you control deal combat damage to a player, exile a random creature card from that player's library. Create a token that's a copy of that card, except it's a 1/1 enchantment creature.
2/3

Fear of Sleep Paralysis

{5}{U}

-- no image --
Enchantment Creature - Nightmare
Flying Eerie - Whenever this creature or another enchantment you control enters and whenever you fully unlock a Room, tap up to one target creature and put a stun counter on it. Stun counters can't be removed from permanents your opponents control. (They won't untap if they have stun counters.)
6/6

Fear of Surveillance

{1}{W}

-- no image --
Enchantment Creature - Nightmare
Vigilance Whenever this creature attacks, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
2/2

Fear of the Dark

{4}{B}

-- no image --
Enchantment Creature - Nightmare
Whenever this creature attacks, if defending player controls no Glimmer creatures, it gains menace and deathtouch until end of turn. (A creature with menace can't be blocked except by two or more creatures.)
5/5

Fear of the Unknown

{6}

-- no image --
Enchantment Creature - Nightmare
Trample When you cast this spell, choose a playtest card you own from outside the game. Exile it. You may cast that card as long as it remains exiled. Mana of any type can be spent to cast that spell. (In a sealed event, outside the game is your sideboard.)
6/6

Fear of Unsleeved Decks

{3}{G}

-- no image --
Enchantment Creature - Nightmare
As long as you aren't playing with sleeves, Fear of Unsleeved Decks gets +1/+1 and has trample. (No, you can't start with sleeves and then remove them.)
4/4

Fiend Artisan

{B/G}{B/G}

-- no image --
Creature - Nightmare
This creature gets +1/+1 for each creature card in your graveyard. {X}{B/G}, {T}, Sacrifice another creature: Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle. Activate only as a sorcery.
1/1

Foul Watcher

{1}{U}

-- no image --
Creature - Nightmare Bird
Flying When this creature enters, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) Delirium - This creature gets +1/+0 as long as there are four or more card types among cards in your graveyard.
1/2

Gibbering Barricade

{2}{B}

-- no image --
Creature - Nightmare Wall
Defender {2}{B}, Sacrifice a creature: You gain 1 life and draw a card.
2/4

Gloom Pangolin

{2}{B}

-- no image --
Creature - Nightmare Pangolin
1/5

Gloomfang Mauler

{5}{B}{B}

-- no image --
Creature - Nightmare
Swampcycling {2} ({2}, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.) Backup 2 (When this creature enters, put two +1/+1 counters on target creature. If that's another creature, it gains the following ability until end of turn.) Menace
5/5

Gravegouger

{2}{B}

-- no image --
Creature - Nightmare Horror
When this creature enters, exile up to two target cards from a single graveyard. When this creature leaves the battlefield, return the exiled cards to their owner's graveyard.
2/2

Grimdancer

{1}{B}{B}

-- no image --
Creature - Nightmare
This creature enters with your choice of two different counters on it from among menace, deathtouch, and lifelink.
3/3

Haunt of the Dead Marshes

{B}

-- no image --
Creature - Nightmare Elf
When this creature enters, scry 1. {2}{B}: Return this card from your graveyard to the battlefield tapped. Activate only if you control a legendary creature.
1/1

Helica Glider

{2}{W}

-- no image --
Creature - Nightmare Squirrel
This creature enters with your choice of a flying counter or a first strike counter on it.
2/2

Hell Mongrel

{3}{B}

-- no image --
Creature - Nightmare Dog
Discard a card: This creature gets +1/+1 until end of turn. Madness {2}{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.)
4/3

Hunted Nightmare

{1}{B}{B}

-- no image --
Creature - Nightmare
Menace When this creature enters, target opponent puts a deathtouch counter on a creature they control.
4/5

Hypnox

{8}{B}{B}{B}

-- no image --
Creature - Nightmare Horror
Flying When this creature enters, if you cast it from your hand, exile all cards from target opponent's hand. When this creature leaves the battlefield, return the exiled cards to their owner's hand.
8/8

Insatiable Hemophage

{3}{B}

-- no image --
Creature - Nightmare
Mutate {2}{B} (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.) Deathtouch Whenever this creature mutates, each opponent loses X life and you gain X life, where X is the number of times this creature has mutated.
3/3

Kathril, Aspect Warper

{2}{W}{B}{G}

-- no image --
Legendary Creature - Nightmare Insect
When Kathril enters, put a flying counter on any creature you control if a creature card in your graveyard has flying. Repeat this process for first strike, double strike, deathtouch, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance. Then put a +1/+1 counter on Kathril for each counter put on a creature this way.
3/3

Labyrinth Raptor

{B}{R}

-- no image --
Creature - Nightmare Dinosaur
Menace Whenever a creature you control with menace becomes blocked, defending player sacrifices a creature of their choice that's blocking it. {B}{R}: Creatures you control with menace get +1/+0 until end of turn.
2/2

Laquatus's Champion

{4}{B}{B}

-- no image --
Creature - Nightmare Horror
When this creature enters, target player loses 6 life. When this creature leaves the battlefield, that player gains 6 life. {B}: Regenerate this creature.
6/3

Leyline Prowler

{1}{B}{G}

-- no image --
Creature - Nightmare Beast
Deathtouch, lifelink {T}: Add one mana of any color.
2/3

Lurrus of the Dream-Den

{1}{W/B}{W/B}

-- no image --
Legendary Creature - Cat Nightmare
Companion - Each permanent card in your starting deck has mana value 2 or less. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) Lifelink Once during each of your turns, you may cast a permanent spell with mana value 2 or less from your graveyard.
3/2

Mesmeric Fiend

{1}{B}

-- no image --
Creature - Nightmare Horror
When this creature enters, target opponent reveals their hand and you choose a nonland card from it. Exile that card. When this creature leaves the battlefield, return the exiled card to its owner's hand.
1/1

Mindleecher

{4}{B}{B}

-- no image --
Creature - Nightmare
Mutate {4}{B} (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.) Flying Whenever this creature mutates, exile the top card of each opponent's library face down. You may look at and play those cards for as long as they remain exiled.
5/5

Necropanther

{1}{W}{B}

-- no image --
Creature - Cat Nightmare
Mutate {2}{W/B}{W/B} (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.) Whenever this creature mutates, return target creature card with mana value 3 or less from your graveyard to the battlefield.
3/3

Nethroi, Apex of Death

{2}{W}{B}{G}

-- no image --
Legendary Creature - Cat Nightmare Beast
Mutate {4}{G/W}{B}{B} (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.) Deathtouch, lifelink Whenever this creature mutates, return any number of target creature cards with total power 10 or less from your graveyard to the battlefield.
5/5

Nightmare

{5}{B}

-- no image --
Creature - Nightmare Horse
Flying (This creature can't be blocked except by creatures with flying or reach.) Nightmare's power and toughness are each equal to the number of Swamps you control.
X/X

Nightmare

-- no image --
Token Creature - Nightmare
At the beginning of combat on your turn, if a card was put into exile this turn, put a +1/+1 counter on this creature.
1/1

Nightmare

-- no image --
Token Creature - Nightmare
Whenever this creature attacks or blocks, each opponent exiles the top two cards of their library.
2/3

Nightmare Horror

-- no image --
Token Creature - Nightmare Horror
X/X

Otrimi, the Ever-Playful

{3}{B}{G}{U}

-- no image --
Legendary Creature - Nightmare Beast
Mutate {1}{B}{G}{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.) Trample Whenever this creature deals combat damage to a player, return target creature card with mutate from your graveyard to your hand.
6/6

Ovika, Enigma Goliath

{5}{U}{R}

-- no image --
Legendary Creature - Phyrexian Nightmare
Flying Ward-{3}, Pay 3 life. Whenever you cast a noncreature spell, create X 1/1 red Phyrexian Goblin creature tokens, where X is the mana value of that spell. They gain haste until end of turn.
6/6

Persistent Nightmare

-- no image --
Creature - Nightmare
Skulk (This creature can't be blocked by creatures with greater power.) When this creature deals combat damage to a player, return it to its owner's hand.
1/1

Petradon

{6}{R}{R}

-- no image --
Creature - Nightmare Beast
When this creature enters, exile two target lands. When this creature leaves the battlefield, return the exiled cards to the battlefield under their owners' control. {R}: This creature gets +1/+0 until end of turn.
5/6

Petravark

{3}{R}

-- no image --
Creature - Nightmare Beast
When this creature enters, exile target land. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.
2/2

Plague Mare

{1}{B}{B}

-- no image --
Creature - Nightmare Horse
This creature can't be blocked by white creatures. When this creature enters, creatures your opponents control get -1/-1 until end of turn.
2/2

Psychic Symbiont

{4}{U}{B}

-- no image --
Creature - Nightmare Horror
Flying When this creature enters, target opponent discards a card and you draw a card.
3/3

Sephiroth, One-Winged Angel

-- no image --
Legendary Creature - Angel Nightmare Avatar
Flying Super Nova - As this creature transforms into Sephiroth, One-Winged Angel, you get an emblem with "Whenever a creature dies, target opponent loses 1 life and you gain 1 life." Whenever Sephiroth attacks, you may sacrifice any number of other creatures. If you do, draw that many cards.
5/5

Silvar, Devourer of the Free

{3}{B}{R}

-- no image --
Legendary Creature - Cat Nightmare
Partner with Trynn, Champion of Freedom (When this creature enters, target player may put Trynn into their hand from their library, then shuffle.) Menace Sacrifice a Human: Put a +1/+1 counter on Silvar. It gains indestructible until end of turn.
4/2

Slitherwisp

{U}{B}{B}

-- no image --
Creature - Elemental Nightmare
Flash Whenever you cast another spell that has flash, you draw a card and each opponent loses 1 life.
3/2

Slithery Stalker

{1}{B}{B}

-- no image --
Creature - Nightmare Horror
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) When this creature enters, exile target green or white creature an opponent controls. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.
1/1

Snapdax, Apex of the Hunt

{1}{R}{W}{B}

-- no image --
Legendary Creature - Dinosaur Cat Nightmare
Mutate {2}{B/R}{W}{W} (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.) Double strike Whenever this creature mutates, it deals 4 damage to target creature or planeswalker an opponent controls and you gain 4 life.
3/5

Soul Scourge

{4}{B}

-- no image --
Creature - Nightmare Horror
Flying When this creature enters, target player loses 3 life. When this creature leaves the battlefield, that player gains 3 life.
3/2

Soulgorger Orgg

{3}{R}{R}

-- no image --
Creature - Nightmare Orgg
Trample When this creature enters, you lose all but 1 life. When this creature leaves the battlefield, you gain life equal to the life you lost when it entered.
6/6

Spellgorger Barbarian

{3}{R}

-- no image --
Creature - Human Nightmare Barbarian
When this creature enters, discard a card at random. When this creature leaves the battlefield, draw a card.
3/1

Stallion of Ashmouth

{3}{B}

-- no image --
Creature - Nightmare Horse
Delirium - {1}{B}: This creature gets +1/+1 until end of turn. Activate only if there are four or more card types among cards in your graveyard.
3/3

Swimmer in Nightmares

{2}{U}

-- no image --
Creature - Nightmare Merfolk
This creature gets +3/+0 as long as there are ten or more cards in a single graveyard. This creature can't be blocked as long as you control an Ashiok planeswalker.
1/4

Tayam, Luminous Enigma

{1}{W}{B}{G}

-- no image --
Legendary Creature - Nightmare Beast
Each other creature you control enters with an additional vigilance counter on it. {3}, Remove three counters from among creatures you control: Mill three cards, then return a permanent card with mana value 3 or less from your graveyard to the battlefield.
3/3

The Mindskinner

{U}{U}{U}

-- no image --
Legendary Enchantment Creature - Nightmare
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.
10/1

Ultimecia, Omnipotent

-- no image --
Legendary Creature - Nightmare Warlock
Menace (This creature can't be blocked except by two or more creatures.) Time Compression - When this creature transforms into Ultimecia, Omnipotent, take an extra turn after this one.
7/7

Umbris, Fear Manifest

{3}{U}{B}

-- no image --
Legendary Creature - Nightmare Horror
Umbris gets +1/+1 for each card your opponents own in exile. Whenever Umbris or another Nightmare or Horror you control enters, target opponent exiles cards from the top of their library until they exile a land card.
1/1

Underworld Charger

{2}{B}

-- no image --
Creature - Nightmare Horse
This creature can't block. Escape-{4}{B}, Exile three 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.
3/3

Vitality Hunter

{3}{W}

-- no image --
Creature - Nightmare
Lifelink {X}{W}{W}: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.) When this creature becomes monstrous, put a lifelink counter on each of up to X target creatures.
3/4

Void Beckoner

{6}{B}{B}

-- no image --
Creature - Nightmare Horror
Deathtouch Cycling {2}{B} ({2}{B}, Discard this card: Draw a card.) When you cycle this card, put a deathtouch counter on target creature you control.
8/8

Wicked Visitor

{1}{B}

-- no image --
Creature - Nightmare
Whenever an enchantment you control is put into a graveyard from the battlefield, each opponent loses 1 life.
2/2

Worldgorger Dragon

{3}{R}{R}{R}

-- no image --
Creature - Nightmare Dragon
Flying, trample When this creature enters, exile all other permanents you control. When this creature leaves the battlefield, return the exiled cards to the battlefield under their owners' control.
7/7

Wormfang Behemoth

{3}{U}{U}

-- no image --
Creature - Nightmare Fish Beast
When this creature enters, exile all cards from your hand. When this creature leaves the battlefield, return the exiled cards to their owner's hand.
5/5

Wormfang Crab

{3}{U}

-- no image --
Creature - Nightmare Crab
This creature can't be blocked. When this creature enters, an opponent chooses a permanent you control other than this creature and exiles it. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.
3/6

Wormfang Drake

{2}{U}

-- no image --
Creature - Nightmare Drake
Flying When this creature enters, sacrifice it unless you exile a creature you control other than this creature. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.
3/4

Wormfang Manta

{5}{U}{U}

-- no image --
Creature - Nightmare Fish Beast
Flying When this creature enters, you skip your next turn. When this creature leaves the battlefield, you take an extra turn after this one.
6/1

Wormfang Newt

{1}{U}

-- no image --
Creature - Nightmare Salamander Beast
When this creature enters, exile a land you control. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.
2/2

Wormfang Turtle

{2}{U}

-- no image --
Creature - Nightmare Turtle Beast
When this creature enters, exile a land you control. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.
2/4

Zagoth Mamba

{B}

-- no image --
Creature - Nightmare Snake
Whenever this creature mutates, target creature an opponent controls gets -2/-2 until end of turn.
1/1

Zaxara, the Exemplary

{1}{B}{G}{U}

-- no image --
Legendary Creature - Nightmare Hydra
Deathtouch {T}: Add two mana of any one color. Whenever you cast a spell with {X} in its mana cost, create a 0/0 green Hydra creature token, then put X +1/+1 counters on it.
2/3