Hidden Horror (Card)
Hidden Horror
In 133 decks
0% of 2458188 decks
Captain N'ghathrod
0.20% of 12513 decks
25 decks
Umbris, Fear Manifest
0.19% of 5729 decks
11 decks
Meren of Clan Nel Toth
0.03% of 14905 decks
5 decks
Balthor the Defiled
0.71% of 565 decks
4 decks
K'rrik, Son of Yawgmoth
0.02% of 13841 decks
3 decks
Syr Konrad, the Grim
0.07% of 4587 decks
3 decks
Varolz, the Scar-Striped
0.24% of 1233 decks
3 decks
Cao Cao, Lord of Wei
2.22% of 90 decks
2 decks
Greel, Mind Raker
1.82% of 110 decks
2 decks
Karador, Ghost Chieftain
0.04% of 5443 decks
2 decks
Xira Arien
0.49% of 409 decks
2 decks
Chainer, Nightmare Adept
0.06% of 3170 decks
2 decks
The Infamous Cruelclaw
0.05% of 4155 decks
2 decks
Grakmaw, Skyclave Ravager
0.58% of 342 decks
2 decks
Tinybones, Trinket Thief
0.04% of 5124 decks
2 decks
Volrath the Fallen
0.27% of 734 decks
2 decks
Teneb, the Harvester
0.25% of 790 decks
2 decks
Athreos, Shroud-Veiled
0.14% of 1444 decks
2 decks
New Cards
Defiled Crypt // Cadaver Lab
100% of 3 decks
+94% synergy
Silent Hallcreeper
67% of 6 decks
+58% synergy
Ancient Cellarspawn
50% of 6 decks
+43% synergy
High Synergy Cards
Consuming Aberration
57% of 54 decks
+53% synergy
Sludge Monster
47% of 53 decks
+46% synergy
Wharf Infiltrator
45% of 53 decks
+45% synergy
Mosswood Dreadknight
45% of 11 decks
+42% synergy
Grazilaxx, Illithid Scholar
43% of 53 decks
+41% synergy
Ignoble Hierarch
67% of 6 decks
+41% synergy
Nemesis of Reason
43% of 54 decks
+41% synergy
Zellix, Sanity Flayer
41% of 51 decks
+40% synergy
Hullbreaker Horror
43% of 53 decks
+36% synergy
Bramble Familiar
36% of 11 decks
+34% synergy
Top Cards
Counterspell
38% of 55 decks
-5% synergy
Mind Flayer
34% of 53 decks
+33% synergy
Aboleth Spawn
33% of 51 decks
+32% synergy
Fractured Sanity
32% of 53 decks
+30% synergy
Chasm Skulker
31% of 54 decks
+27% synergy
Horrid Shadowspinner
31% of 13 decks
+30% synergy
Rise of the Witch-king
31% of 13 decks
+24% synergy
Eternal Witness
30% of 30 decks
+9% synergy
Grell Philosopher
29% of 51 decks
+29% synergy
Thing in the Ice
28% of 53 decks
+28% synergy
Creatures
Forgotten Creation
28% of 53 decks
+27% synergy
Yargle and Multani
26% of 19 decks
+23% synergy
Sakura-Tribe Elder
24% of 29 decks
+6% synergy
Spellskite
24% of 54 decks
+21% synergy
Ruin Crab
23% of 53 decks
+20% synergy
Llanowar Elves
23% of 31 decks
+2% synergy
Birds of Paradise
23% of 31 decks
-4% synergy
Uchuulon
22% of 112 decks
+22% synergy
Hunted Horror
22% of 128 decks
+21% synergy
Captain N'ghathrod
22% of 51 decks
+21% synergy
Anger
21% of 28 decks
+15% synergy
Dinrova Horror
20% of 54 decks
+20% synergy
Mindleech Mass
20% of 54 decks
+20% synergy
Priest of Fell Rites
20% of 15 decks
+18% synergy
Athreos, God of Passage
20% of 15 decks
+17% synergy
Skull Prophet
20% of 25 decks
+15% synergy
Esper Sentinel
20% of 15 decks
-1% synergy
Elder Brain
20% of 112 decks
+18% synergy
Verdant Force
19% of 31 decks
+18% synergy
Cankerbloom
19% of 21 decks
+12% synergy
Sheoldred, Whispering One
19% of 127 decks
+14% synergy
Blazing Archon
19% of 16 decks
+18% synergy
Reya Dawnbringer
19% of 16 decks
+18% synergy
Sun Titan
19% of 16 decks
+8% synergy
Ravenous Chupacabra
19% of 124 decks
+14% synergy
Boneyard Wurm
19% of 27 decks
+18% synergy
Brainstealer Dragon
18% of 112 decks
+16% synergy
Fauna Shaman
18% of 28 decks
+15% synergy
Skophos Reaver
17% of 23 decks
+17% synergy
Incorrigible Youths
17% of 24 decks
+17% synergy
Bloodmad Vampire
17% of 24 decks
+16% synergy
Chainer, Nightmare Adept
17% of 24 decks
+12% synergy
Wood Elves
16% of 31 decks
+9% synergy
Nighthowler
16% of 126 decks
+15% synergy
Gray Merchant of Asphodel
15% of 126 decks
+6% synergy
Dauthi Horror
14% of 133 decks
+14% synergy
Terastodon
14% of 28 decks
+11% synergy
Avenger of Zendikar
14% of 28 decks
+5% synergy
Phyrexian Obliterator
14% of 127 decks
+12% synergy
Syr Konrad, the Grim
14% of 122 decks
+5% synergy
Balduvian Horde
14% of 29 decks
+14% synergy
Anarchist
14% of 29 decks
+14% synergy
Defiler of Flesh
14% of 109 decks
+13% synergy
Illithid Harvester
14% of 51 decks
+13% synergy
Sewer Nemesis
13% of 126 decks
+13% synergy
Overcharged Amalgam
13% of 53 decks
+12% synergy
Toxrill, the Corrosive
13% of 53 decks
+10% synergy
Blazing Rootwalla
13% of 23 decks
+13% synergy
Guiltfeeder
13% of 131 decks
+12% synergy
Wrexial, the Risen Deep
13% of 54 decks
+11% synergy
Instants
Putrefy
28% of 29 decks
+12% synergy
Dark Ritual
27% of 133 decks
+5% synergy
Drown in the Loch
26% of 53 decks
+20% synergy
Grisly Salvage
26% of 27 decks
+21% synergy
Thrill of Possibility
21% of 24 decks
+10% synergy
Lightning Bolt
21% of 29 decks
+10% synergy
Swords to Plowshares
19% of 16 decks
-44% synergy
Negate
19% of 54 decks
-4% synergy
Psychic Strike
17% of 54 decks
+16% synergy
Memory Plunder
17% of 54 decks
+14% synergy
Brainstorm
15% of 55 decks
-7% synergy
Entomb
13% of 131 decks
+6% synergy
Bedevil
12% of 24 decks
-2% synergy
Rushed Rebirth
12% of 25 decks
+11% synergy
Go for the Throat
12% of 127 decks
+5% synergy
An Offer You Can't Refuse
12% of 51 decks
-9% synergy
Grapple with the Past
11% of 27 decks
+10% synergy
Murder
11% of 126 decks
+8% synergy
Village Rites
11% of 120 decks
+1% synergy
Terminate
11% of 28 decks
-10% synergy
Beast Within
11% of 28 decks
-28% synergy
Cabal Ritual
11% of 131 decks
+6% synergy
Bitter Triumph
11% of 47 decks
+6% synergy
Shock
10% of 29 decks
+9% synergy
Vampiric Tutor
10% of 133 decks
-9% synergy
Naturalize
10% of 31 decks
+8% synergy
Didn't Say Please
9% of 53 decks
+8% synergy
Drown in Dreams
9% of 53 decks
+8% synergy
Dimir Charm
9% of 54 decks
+9% synergy
Reality Shift
9% of 54 decks
+0% synergy
Spoils of Blood
8% of 125 decks
+8% synergy
Tragic Slip
8% of 126 decks
+4% synergy
Infernal Grasp
8% of 115 decks
+0% synergy
Cancel
7% of 54 decks
+6% synergy
Cyclonic Rift
7% of 54 decks
-21% synergy
Fact or Fiction
7% of 55 decks
+0% synergy
Frantic Search
7% of 55 decks
-5% synergy
Toxin Analysis
7% of 42 decks
+7% synergy
Doom Blade
7% of 127 decks
+5% synergy
Malakir Rebirth
7% of 119 decks
-2% synergy
Black Sun's Twilight
7% of 92 decks
+5% synergy
Snuff Out
6% of 132 decks
+4% synergy
Songs of the Damned
6% of 133 decks
+5% synergy
Deadly Dispute
6% of 117 decks
-5% synergy
Dihada's Ploy
6% of 53 decks
+5% synergy
Dream Salvage
6% of 54 decks
+5% synergy
Dream Twist
6% of 54 decks
+5% synergy
Countersquall
6% of 54 decks
+3% synergy
Sheoldred's Edict
6% of 90 decks
+3% synergy
Aetherize
6% of 54 decks
+0% synergy
Sorceries
Buried Alive
26% of 133 decks
+20% synergy
Maddening Cacophony
25% of 53 decks
+22% synergy
Extract from Darkness
24% of 54 decks
+21% synergy
Reanimate
24% of 133 decks
+9% synergy
Faithless Looting
24% of 25 decks
+7% synergy
Unburial Rites
20% of 15 decks
+17% synergy
Rampant Growth
19% of 31 decks
-15% synergy
Dread Return
19% of 128 decks
+14% synergy
Cultivate
18% of 28 decks
-29% synergy
Kodama's Reach
17% of 29 decks
-14% synergy
Tasha's Hideous Laughter
17% of 53 decks
+16% synergy
Call of the Nightwing
17% of 54 decks
+16% synergy
Mind Funeral
17% of 54 decks
+16% synergy
Victimize
17% of 133 decks
+5% synergy
Life // Death
16% of 31 decks
+14% synergy
Feed the Swarm
16% of 119 decks
-2% synergy
Exhume
15% of 133 decks
+14% synergy
Sign in Blood
15% of 127 decks
+5% synergy
Mind Grind
15% of 54 decks
+13% synergy
Ponder
15% of 54 decks
+2% synergy
Vigor Mortis
14% of 29 decks
+14% synergy
Psionic Ritual
14% of 51 decks
+13% synergy
Living Death
14% of 133 decks
+8% synergy
Demonic Tutor
14% of 133 decks
-9% synergy
Terminal Agony
13% of 23 decks
+12% synergy
Mulch
13% of 31 decks
+12% synergy
Diregraf Rebirth
12% of 24 decks
+12% synergy
Tormenting Voice
12% of 24 decks
+10% synergy
Cathartic Reunion
12% of 24 decks
+9% synergy
Culling Ritual
12% of 25 decks
+1% synergy
Breach the Multiverse
12% of 84 decks
+7% synergy
Glimpse the Unthinkable
11% of 54 decks
+10% synergy
Spider Spawning
11% of 27 decks
+10% synergy
Gaze of Granite
11% of 27 decks
+9% synergy
Casualties of War
11% of 27 decks
+6% synergy
Damnation
11% of 128 decks
+3% synergy
Browbeat
11% of 28 decks
+10% synergy
Stitch Together
11% of 131 decks
+9% synergy
Earthquake
10% of 29 decks
+9% synergy
Relentless Assault
10% of 29 decks
+7% synergy
Read the Bones
10% of 126 decks
+2% synergy
Traumatize
9% of 54 decks
+8% synergy
Diabolic Vision
9% of 55 decks
+8% synergy
Windfall
9% of 55 decks
-4% synergy
Unmarked Grave
9% of 117 decks
+6% synergy
Duress
8% of 133 decks
+7% synergy
Startled Awake
8% of 53 decks
+7% synergy
Curse of the Swine
7% of 54 decks
+3% synergy
Toxic Deluge
7% of 126 decks
-10% synergy
Syphon Mind
7% of 131 decks
+4% synergy
Utility Artifacts
Lightning Greaves
17% of 130 decks
-9% synergy
Swiftfoot Boots
13% of 126 decks
-14% synergy
Mindcrank
13% of 127 decks
+11% synergy
Tithing Blade
11% of 47 decks
+9% synergy
Herald's Horn
10% of 124 decks
+4% synergy
Wayfarer's Bauble
9% of 129 decks
-1% synergy
Bident of Thassa
7% of 54 decks
+1% synergy
Skullclamp
7% of 129 decks
-5% synergy
Whispersilk Cloak
6% of 129 decks
+2% synergy
Arm-Mounted Anchor
6% of 49 decks
+6% synergy
Altar of the Wretched
6% of 49 decks
+6% synergy
Altar of Dementia
6% of 133 decks
+3% synergy
Vat of Rebirth
6% of 87 decks
+3% synergy
Enchantments
Smothering Tithe
27% of 15 decks
+2% synergy
Animate Dead
24% of 133 decks
+15% synergy
Endless Evil
24% of 51 decks
+22% synergy
Stensia Masquerade
17% of 24 decks
+16% synergy
Phyrexian Arena
15% of 131 decks
+1% synergy
Reflections of Littjara
15% of 53 decks
+10% synergy
Court of Cunning
13% of 53 decks
+11% synergy
Greater Good
13% of 31 decks
+8% synergy
Rhystic Study
13% of 55 decks
-15% synergy
Fae Offering
12% of 24 decks
+12% synergy
Psychic Corrosion
11% of 53 decks
+9% synergy
Autumnal Gloom
11% of 27 decks
+11% synergy
Propaganda
11% of 55 decks
-1% synergy
Asceticism
11% of 28 decks
+8% synergy
Fervor
10% of 29 decks
+9% synergy
Call of the Wild
10% of 31 decks
+10% synergy
Fertile Ground
10% of 31 decks
+6% synergy
Memory Erosion
9% of 54 decks
+8% synergy
Necromancy
9% of 133 decks
+6% synergy
Zombie Infestation
8% of 131 decks
+8% synergy
Dance of the Dead
8% of 133 decks
+7% synergy
Curse of Leeches
8% of 115 decks
+8% synergy
Leyline of the Void
8% of 128 decks
+7% synergy
King Narfi's Betrayal
8% of 53 decks
+6% synergy
Black Market
7% of 132 decks
+2% synergy
Diabolic Servitude
7% of 133 decks
+7% synergy
Virtue of Persistence
6% of 62 decks
+3% synergy
Strands of Night
6% of 133 decks
+6% synergy
Fraying Sanity
6% of 53 decks
+5% synergy
Rogue Class
6% of 53 decks
+4% synergy
Web of Inertia
6% of 54 decks
+5% synergy
Aqueous Form
6% of 54 decks
+1% synergy
Mystic Remora
5% of 55 decks
-13% synergy
Dauthi Embrace
5% of 133 decks
+5% synergy
Tortured Existence
5% of 133 decks
+4% synergy
Feast of Sanity
5% of 117 decks
+5% synergy
Planeswalkers
Ashiok, Nightmare Muse
23% of 53 decks
+21% synergy
Ashiok, Dream Render
17% of 53 decks
+13% synergy
Ashiok, Sculptor of Fears
13% of 53 decks
+13% synergy
Ashiok, Nightmare Weaver
13% of 54 decks
+12% synergy
Vraska the Unseen
11% of 27 decks
+10% synergy
Ashiok, Wicked Manipulator
6% of 64 decks
+6% synergy
Jace, Memory Adept
6% of 54 decks
+5% synergy
Utility Lands
Restless Vents
29% of 14 decks
+26% synergy
Nephalia Drownyard
26% of 54 decks
+23% synergy
Bojuka Bog
20% of 127 decks
-10% synergy
Rogue's Passage
19% of 126 decks
-0% synergy
Creeping Tar Pit
19% of 54 decks
+15% synergy
Forgotten Cave
18% of 28 decks
+13% synergy
Reliquary Tower
14% of 127 decks
-15% synergy
Cabal Coffers
14% of 131 decks
+3% synergy
Urborg, Tomb of Yawgmoth
13% of 128 decks
+3% synergy
Temple of the False God
11% of 131 decks
+2% synergy
Hostile Hostel
11% of 115 decks
+11% synergy
Cabal Stronghold
11% of 124 decks
+8% synergy
Restless Reef
11% of 27 decks
+7% synergy
Barren Moor
11% of 131 decks
+7% synergy
Smoldering Crater
10% of 29 decks
+9% synergy
Polluted Mire
8% of 133 decks
+6% synergy
The Black Gate
6% of 66 decks
+2% synergy
Witch's Cottage
6% of 122 decks
+2% synergy
Geier Reach Sanitarium
6% of 124 decks
+2% synergy
Nykthos, Shrine to Nyx
6% of 126 decks
-0% synergy
Mana Artifacts
Sol Ring
63% of 133 decks
-21% synergy
Arcane Signet
47% of 122 decks
-25% synergy
Dimir Signet
46% of 54 decks
+17% synergy
Orzhov Signet
38% of 16 decks
+10% synergy
Dimir Keyrune
28% of 54 decks
+26% synergy
Talisman of Dominance
28% of 54 decks
-4% synergy
Rakdos Signet
23% of 26 decks
-7% synergy
Commander's Sphere
19% of 125 decks
+4% synergy
Mind Stone
17% of 133 decks
-0% synergy
Fellwar Stone
17% of 133 decks
-4% synergy
Golgari Signet
17% of 29 decks
+5% synergy
Talisman of Resilience
15% of 27 decks
+3% synergy
Talisman of Indulgence
14% of 28 decks
-12% synergy
Fire Diamond
14% of 29 decks
+8% synergy
Charcoal Diamond
13% of 133 decks
+7% synergy
Rakdos Locket
12% of 24 decks
+11% synergy
Sky Diamond
11% of 55 decks
+6% synergy
Thought Vessel
9% of 124 decks
-8% synergy
Chromatic Lantern
6% of 126 decks
-3% synergy
Everflowing Chalice
6% of 127 decks
+1% synergy
Thran Dynamo
5% of 132 decks
+0% synergy
Lands
Zagoth Triome
60% of 5 decks
+29% synergy
Copperline Gorge
50% of 6 decks
+45% synergy
Temple of Abandon
50% of 6 decks
+36% synergy
Savage Lands
50% of 6 decks
+27% synergy
Indatha Triome
50% of 8 decks
+19% synergy
Command Tower
49% of 126 decks
-25% synergy
Crumbling Necropolis
43% of 7 decks
+12% synergy
Stomping Ground
43% of 7 decks
+2% synergy
Choked Estuary
42% of 53 decks
+25% synergy
Dragonskull Summit
40% of 25 decks
+9% synergy
Temple of Deceit
39% of 54 decks
+23% synergy
Sunken Hollow
39% of 54 decks
+4% synergy
Sandsteppe Citadel
38% of 8 decks
+12% synergy
Godless Shrine
38% of 16 decks
-3% synergy
Dimir Aqueduct
37% of 54 decks
+20% synergy
Blood Crypt
35% of 26 decks
-4% synergy
Shivan Oasis
33% of 9 decks
+33% synergy
Bloodfell Caves
33% of 24 decks
+26% synergy
Shattered Sanctum
33% of 15 decks
+20% synergy
Drowned Catacomb
31% of 54 decks
+6% synergy
Golgari Rot Farm
31% of 29 decks
+13% synergy
Dismal Backwater
30% of 54 decks
+23% synergy
Foreboding Ruins
29% of 24 decks
+13% synergy
Tainted Isle
28% of 54 decks
+17% synergy
Darkwater Catacombs
28% of 54 decks
+13% synergy
Watery Grave
28% of 54 decks
-13% synergy
Shipwreck Marsh
26% of 53 decks
+7% synergy
Temple of Malady
26% of 27 decks
+10% synergy
Fetid Heath
25% of 16 decks
+14% synergy
Orzhov Basilica
25% of 16 decks
+9% synergy
Temple of Malice
24% of 25 decks
+10% synergy
Rakdos Carnarium
23% of 26 decks
+8% synergy
Evolving Wilds
23% of 127 decks
+2% synergy
Dimir Guildgate
22% of 54 decks
+17% synergy
Darkslick Shores
22% of 54 decks
+17% synergy
Luxury Suite
21% of 24 decks
-6% synergy
Smoldering Marsh
21% of 24 decks
-12% synergy
Overgrown Tomb
21% of 29 decks
-22% synergy
Rakdos Guildgate
20% of 25 decks
+16% synergy
Blackcleave Cliffs
20% of 25 decks
+15% synergy
Darkbore Pathway
20% of 25 decks
+11% synergy
Shineshadow Snarl
20% of 15 decks
+8% synergy
Isolated Chapel
20% of 15 decks
-7% synergy
Llanowar Wastes
19% of 31 decks
-6% synergy
Geothermal Bog
19% of 21 decks
+15% synergy
Morphic Pool
19% of 53 decks
-7% synergy
Tainted Field
19% of 16 decks
+6% synergy
Jungle Hollow
19% of 27 decks
+10% synergy
Tainted Peak
18% of 28 decks
+8% synergy
Haunted Ridge
17% of 23 decks
+1% synergy