Whenever another permanent enters the battlefield under your control, each opponent mills a card.
{4}{U}{U}
Arbiter of the Ideal
Creature - Sphinx
Flying
Inspired -- Whenever Arbiter of the Ideal becomes untapped, reveal the top card of your library. If it's an artifact, creature, or land card, you may put it onto the battlefield with a manifestation counter on it. That permanent is an enchantment in addition to its other types.
4 /
5
{1}{U}{B}
Ashiok, Nightmare Weaver
Legendary Planeswalker - Ashiok
+2: Exile the top three cards of target opponent's library.
-X: Put a creature card with mana value X exiled with Ashiok, Nightmare Weaver onto the battlefield under your control. That creature is a Nightmare in addition to its other types.
-10: Exile all cards from all opponents' hands and graveyards.
L:
3
--
Blighted Cataract
Land
{T}: Add {C}.
{5}{U}, {T}, Sacrifice Blighted Cataract: Draw two cards.
{4}{U}
Body Double
Creature - Shapeshifter
You may have Body Double enter the battlefield as a copy of any creature card in a graveyard.
0 /
0
{4}
Bonehoard
Artifact - Equipment
Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)
Equipped creature gets +X/+X, where X is the number of creature cards in all graveyards.
Equip {2}
{2}{U/B}{U/B}{ // }{3}{U}{B}
Connive // Concoct
Sorcery // Sorcery
Gain control of target creature with power 2 or less.
Surveil 3, then return a creature card from your graveyard to the battlefield.
{3}{U}{B}
Consuming Aberration
Creature - Horror
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.
* /
*
{3}{B}
Crypt Ghast
Creature - Spirit
Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Whenever you tap a Swamp for mana, add an additional {B}.
2 /
2
{2}{B}{B}
Diabolic Tutor
Sorcery
Search your library for a card, put that card into your hand, then shuffle.
{5}{U}{U}
Diluvian Primordial
Creature - Avatar
Flying
When Diluvian Primordial enters the battlefield, for each opponent, you may cast up to one target instant or sorcery card from that player's graveyard without paying its mana cost. If a spell cast this way would be put into a graveyard, exile it instead.
5 /
5
{1}{U}{B}
Dimir Doppelganger
Creature - Shapeshifter
{1}{U}{B}: Exile target creature card from a graveyard. Dimir Doppelganger becomes a copy of that card, except it has this ability.
0 /
2
--
Dimir Guildgate
Land - Gate
Dimir Guildgate enters the battlefield tapped.
{T}: Add {U} or {B}.
{2}
Dimir Signet
Artifact
{1}, {T}: Add {U}{B}.
--
Dismal Backwater
Land
Dismal Backwater enters the battlefield tapped.
When Dismal Backwater enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
{4}{U}{B}
Dragonlord Silumgar
Legendary Creature - Elder Dragon
Flying, deathtouch
When Dragonlord Silumgar enters the battlefield, gain control of target creature or planeswalker for as long as you control Dragonlord Silumgar.
3 /
5
--
Dreadship Reef
Land
{T}: Add {C}.
{1}, {T}: Put a storage counter on Dreadship Reef.
{1}, Remove X storage counters from Dreadship Reef: Add X mana in any combination of {U} and/or {B}.
{2}{U}
Drift of Phantasms
Creature - Spirit
Defender (This creature can't attack.)
Flying
Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)
0 /
5
{U}{B}
Duskmantle Guildmage
Creature - Human Wizard
{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.
2 /
2
{5}{C}
Endbringer
Creature - Eldrazi
Untap Endbringer during each other player's untap step.
{T}: Endbringer deals 1 damage to any target.
{C}, {T}: Target creature can't attack or block this turn.
{C}{C}, {T}: Draw a card.
5 /
5
{2}{U}{B}
Evil Twin
Creature - Shapeshifter
You may have Evil Twin enter the battlefield as a copy of any creature on the battlefield, except it has "{U}{B}, {T}: Destroy target creature with the same name as this creature."
0 /
0
{3}{U}{B}
Extract from Darkness
Sorcery
Each player mills two cards. Then you put a creature card from a graveyard onto the battlefield under your control.
{5}{U}{U}
Fleet Swallower
Creature - Fish
Whenever Fleet Swallower attacks, target player mills half their library, rounded up.
6 /
6
{3}{B}
Foul Renewal
Instant
Return target creature card from your graveyard to your hand. Target creature gets -X/-X until end of turn, where X is the toughness of the card returned this way.
{5}{B}{B}
Ghastly Conscription
Sorcery
Exile all creature cards from target player's graveyard in a face-down pile, shuffle that pile, then manifest those cards. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
{3}{U}{B}
Grimgrin, Corpse-Born
Legendary Creature - Zombie Warrior
Grimgrin, Corpse-Born enters the battlefield tapped and doesn't untap during your untap step.
Sacrifice another creature: Untap Grimgrin and put a +1/+1 counter on it.
Whenever Grimgrin attacks, destroy target creature defending player controls, then put a +1/+1 counter on Grimgrin.
5 /
5
{2}{B}{B}
Grisly Spectacle
Instant
Destroy target nonartifact creature. Its controller mills cards equal to that creature's power.
{2}{U}
Hover Barrier
Creature - Illusion Wall
Defender, flying
0 /
6
{7}{B}{B}
In Garruk's Wake
Sorcery
Destroy all creatures you don't control and all planeswalkers you don't control.
{2}{U}{U}
Induce Paranoia
Instant
Counter target spell. If {B} was spent to cast this spell, that spell's controller mills X cards, where X is the spell's mana value.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{4}{U}{U}
Jace's Mindseeker
Creature - Fish Illusion
Flying
When Jace's Mindseeker enters the battlefield, target opponent mills five cards. You may cast an instant or sorcery spell from among them without paying its mana cost.
4 /
4
{U}
Jace's Phantasm
Creature - Illusion
Flying
Jace's Phantasm gets +4/+4 as long as an opponent has ten or more cards in their graveyard.
1 /
1
{3}{U}{U}
Jace, Memory Adept
Legendary Planeswalker - Jace
+1: Draw a card. Target player mills a card.
0: Target player mills ten cards.
-7: Any number of target players each draw twenty cards.
L:
4
{2}{B}{B}
King Macar, the Gold-Cursed
Legendary Creature - Human Noble
Inspired -- Whenever King Macar, the Gold-Cursed becomes untapped, you may exile target creature. If you do, create a Gold token. (It's an artifact with "Sacrifice this artifact: Add one mana of any color.")
2 /
3
{U}{U}{B}{B}
Lazav, Dimir Mastermind
Legendary Creature - Shapeshifter
Hexproof
Whenever a creature card is put into an opponent's graveyard from anywhere, you may have Lazav, Dimir Mastermind become a copy of that card, except its name is Lazav, Dimir Mastermind, it's legendary in addition to its other types, and it has hexproof and this ability.
3 /
3
{2}
Lightning Greaves
Artifact - Equipment
Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}
{1}{U}{U}
Memory Erosion
Enchantment
Whenever an opponent casts a spell, that player mills two cards.
{1}{U}{B}
Mind Funeral
Sorcery
Target opponent reveals cards from the top of their library until four land cards are revealed. That player puts all cards revealed this way into their graveyard.
{X}{U}{B}
Mind Grind
Sorcery
Each opponent reveals cards from the top of their library until they reveal X land cards, then puts all cards revealed this way into their graveyard. X can't be 0.
{2}
Mindcrank
Artifact
Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)
{1}{U}
Mindshrieker
Creature - Spirit Bird
Flying
{2}: Target player mills a card. Mindshrieker gets +X/+X until end of turn, where X is the milled card's mana value.
1 /
1
{3}{U}{B}
Mirko Vosk, Mind Drinker
Legendary Creature - Vampire
Flying
Whenever Mirko Vosk, Mind Drinker deals combat damage to a player, that player reveals cards from the top of their library until they reveal four land cards, then puts those cards into their graveyard.
2 /
4
{1}{U}{B}
Mistvein Borderpost
Artifact
You may pay {1} and return a basic land you control to its owner's hand rather than pay this spell's mana cost.
Mistvein Borderpost enters the battlefield tapped.
{T}: Add {U} or {B}.
{2}{B}{B}
Mortivore
Creature - Lhurgoyf
Mortivore's power and toughness are each equal to the number of creature cards in all graveyards.
{B}: Regenerate Mortivore.
* /
*
--
Mortuary Mire
Land
Mortuary Mire enters the battlefield tapped.
When Mortuary Mire enters the battlefield, you may put target creature card from your graveyard on top of your library.
{T}: Add {B}.
{1}{B}{B}
Nighthowler
Enchantment Creature - Horror
Bestow {2}{B}{B} (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.)
Nighthowler and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards.
0 /
0
{1}{U}{B}
Perplex
Instant
Counter target spell unless its controller discards their hand.
Transmute {1}{U}{B} ({1}{U}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)
{3}{U}{B}
Phenax, God of Deception
Legendary Enchantment Creature - God
Indestructible
As long as your devotion to blue and black is less than seven, Phenax isn't a creature.
Creatures you control have "{T}: Target player mills X cards, where X is this creature's toughness."
4 /
7
{1}{U}{B}
Pilfered Plans
Sorcery
Target player mills two cards. Draw two cards.
{2}{U}
Psychic Corrosion
Enchantment
Whenever you draw a card, each opponent mills two cards.
{1}{U}{B}
Psychic Strike
Instant
Counter target spell. Its controller mills two cards.
{4}{B}
Rise from the Grave
Sorcery
Put target creature card from a graveyard onto the battlefield under your control. That creature is a black Zombie in addition to its other colors and types.
{5}{B}{B}
Sepulchral Primordial
Creature - Avatar
Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
When Sepulchral Primordial enters the battlefield, for each opponent, you may put up to one target creature card from that player's graveyard onto the battlefield under your control.
5 /
4
{4}{U}{B}
Sire of Stagnation
Creature - Eldrazi
Devoid (This card has no color.)
Whenever a land enters the battlefield under an opponent's control, that player exiles the top two cards of their library and you draw two cards.
5 /
7
{1}{U}{B}
Siren of the Silent Song
Creature - Zombie Siren
Flying
Inspired -- Whenever Siren of the Silent Song becomes untapped, each opponent discards a card, then each opponent mills a card.
2 /
1
{1}{U}{U}
Spell Crumple
Instant
Counter target spell. If that spell is countered this way, put it on the bottom of its owner's library instead of into that player's graveyard. Put Spell Crumple on the bottom of its owner's library.
{2}{U}
Sphinx's Tutelage
Enchantment
Whenever you draw a card, target opponent mills two cards. If two nonland cards that share a color were milled this way, repeat this process.
{5}{U}: Draw a card, then discard a card.
{2}{U}{U}
Startled Awake
Sorcery
Target opponent mills thirteen cards.
{3}{U}{U}: Put Startled Awake from your graveyard onto the battlefield transformed. Activate only as a sorcery.
--
Persistent Nightmare
Creature - Nightmare
Skulk (This creature can't be blocked by creatures with greater power.)
When Persistent Nightmare deals combat damage to a player, return it to its owner's hand.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{4}{B}{B}
The Haunt of Hightower
Legendary Creature - Vampire
Flying, lifelink
Whenever The Haunt of Hightower attacks, defending player discards a card.
Whenever a card is put into an opponent's graveyard from anywhere, put a +1/+1 counter on The Haunt of Hightower.
3 /
3
{3}
Thousand-Year Elixir
Artifact
You may activate abilities of creatures you control as though those creatures had haste.
{1}, {T}: Untap target creature.
{3}{U}{U}
Traumatize
Sorcery
Target player mills half their library, rounded down.
{7}{U}
Treasure Cruise
Sorcery
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Draw three cards.
{3}{B}
Tree of Perdition
Creature - Plant
Defender
{T}: Exchange target opponent's life total with Tree of Perdition's toughness.
0 /
13
{3}
Trepanation Blade
Artifact - Equipment
Whenever equipped creature attacks, defending player reveals cards from the top of their library until they reveal a land card. The creature gets +1/+0 until end of turn for each card revealed this way. That player puts the revealed cards into their graveyard.
Equip {2}
{5}{U}
Tunnel Vision
Sorcery
Choose a card name. Target player reveals cards from the top of their library until a card with that name is revealed. If it is, that player puts the rest of the revealed cards into their graveyard and puts the card with the chosen name on top of their library. Otherwise, the player shuffles.
{3}{U}
Undead Alchemist
Creature - Zombie
If a Zombie you control would deal combat damage to a player, instead that player mills that many cards.
Whenever a creature card is put into an opponent's graveyard from their library, exile that card and create a 2/2 black Zombie creature token.
4 /
2
--
Urborg, Tomb of Yawgmoth
Legendary Land
Each land is a Swamp in addition to its other land types.
{1}{U}{U}
Wall of Frost
Creature - Wall
Defender
Whenever Wall of Frost blocks a creature, that creature doesn't untap during its controller's next untap step.
0 /
7
--
Watery Grave
Land - Island Swamp
({T}: Add {U} or {B}.)
As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{1}{B}
Wight of Precinct Six
Creature - Zombie
Wight of Precinct Six gets +1/+1 for each creature card in your opponents' graveyards.
1 /
1
--
Zhalfirin Void
Land
When Zhalfirin Void enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)