Mind Flayer, the Shadow (Commander)

Original Name:

Arvinox, the Mind FlailArvinox, the Mind Flail

Mind Flayer, the Shadow
Rank #1,379
1,181decks
Sikora
Oct 30, 2025
How To Play Horrors Differently In Commander
It's the spookiest time of the year... are you thinking of brewing a deck full of Horrors? We've got some ideas for how to keep it unique!
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Decorum Dissertation
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7%synergy
Changing Loyalty
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10%synergy
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4.5%inclusion4 decks89 decks
-2%synergy
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2.4%inclusion2 decks85 decks
-1%synergy
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-5%synergy
High Synergy Cards
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73%synergy
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69%synergy
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68%synergy
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68%synergy
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62%synergy
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57%synergy
Dead Man's Chest
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49%synergy
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53%inclusion625 decks1.18K decks
48%synergy
Court of Locthwain
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45%synergy
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45%synergy
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Dark Ritual
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7%synergy
Crypt Ghast
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25%synergy
Jet Medallion
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5%synergy
Gray Merchant of Asphodel
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11%synergy
Feed the Swarm
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10%synergy
Defile
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20%synergy
Nirkana Revenant
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43%synergy
Reanimate
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13%synergy
Solemn Simulacrum
52%inclusion609 decks1.18K decks
30%synergy
Dauthi Voidwalker
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34%synergy
Game Changers
Opposition Agent
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19%synergy
Bolas's Citadel
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-4%synergy
Demonic Tutor
22%inclusion254 decks1.18K decks
-6%synergy
Vampiric Tutor
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-6%synergy
Tergrid, God of Fright
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5%synergy
Necropotence
11%inclusion129 decks1.18K decks
-4%synergy
Ancient Tomb
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-1%synergy
Mana Vault
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-1%synergy
Creatures
Junktroller
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42%synergy
Dread Presence
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27%synergy
Sepulchral Primordial
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37%synergy
Burnished Hart
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32%synergy
Thieving Varmint
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36%synergy
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36%synergy
Magus of the Coffers
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31%synergy
K'rrik, Son of Yawgmoth
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18%synergy
Nashi, Moon Sage's Scion
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32%synergy
Reito Sentinel
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34%synergy
Crabomination
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33%synergy
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28%synergy
Gix, Yawgmoth Praetor
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24%synergy
Black Cat, Cunning Thief
26%inclusion139 decks541 decks
24%synergy
Bismuth Mindrender
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25%synergy
Tinybones, the Pickpocket
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18%synergy
Author of Shadows
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23%synergy
Rakshasa Debaser
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21%synergy
Leaden Myr
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16%synergy
Sheoldred, Whispering One
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10%synergy
Phyrexian Obliterator
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10%synergy
Plaguecrafter
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0%synergy
Oblivion Sower
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20%synergy
Kheru Mind-Eater
17%inclusion206 decks1.18K decks
17%synergy
Lord of the Void
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15%synergy
Hoarding Broodlord
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12%synergy
Herald of Leshrac
14%inclusion170 decks1.18K decks
14%synergy
Draugr Necromancer
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14%synergy
Ancient Cellarspawn
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12%synergy
Morbid Opportunist
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-10%synergy
Rev, Tithe Extractor
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12%synergy
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10%synergy
Sheoldred
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7%synergy
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12%synergy
Defiler of Flesh
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9%synergy
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-9%synergy
Massacre Wurm
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-5%synergy
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6%synergy
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-5%synergy
Hoverstone Pilgrim
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9%synergy
Wandering Archaic
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8%synergy
Fleshbag Marauder
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-8%synergy
Abyssal Harvester
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4%synergy
Ravenous Chupacabra
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4%synergy
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3%synergy
Ancient Brass Dragon
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7%synergy
Shelob, Dread Weaver
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7%synergy
Blightwing Bandit
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7%synergy
Braids, Arisen Nightmare
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-12%synergy
Chrome Companion
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6%synergy
Instants
Outrageous Robbery
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44%synergy
Infernal Grasp
40%inclusion475 decks1.18K decks
15%synergy
Withering Torment
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6%synergy
Go for the Throat
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9%synergy
Soul Shatter
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19%synergy
Consuming Corruption
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14%synergy
Stinging Study
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25%synergy
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-2%synergy
Deadly Rollick
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-3%synergy
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2%synergy
Grim Return
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19%synergy
Darkness
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9%synergy
Baleful Mastery
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6%synergy
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-5%synergy
Sudden Spoiling
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5%synergy
Malakir Rebirth
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-10%synergy
Doom Blade
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6%synergy
Thrilling Encore
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10%synergy
Murder
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2%synergy
Snuff Out
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-3%synergy
Nurgle's Conscription
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10%synergy
Force of Despair
10%inclusion117 decks1.18K decks
2%synergy
Hero's Downfall
9.3%inclusion110 decks1.18K decks
3%synergy
Sheoldred's Edict
9.1%inclusion107 decks1.18K decks
-6%synergy
Village Rites
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-16%synergy
The Spot's Portal
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8%synergy
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3%synergy
Tragic Slip
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-12%synergy
Deadly Dispute
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-19%synergy
Bitter Triumph
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-3%synergy
Hagra Mauling
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2%synergy
Culling the Weak
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-10%synergy
Black Sun's Twilight
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2%synergy
Sorceries
Sign in Blood
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15%synergy
Breach the Multiverse
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41%synergy
Heartless Conscription
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37%synergy
Night's Whisper
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12%synergy
Damnation
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15%synergy
Bubbling Muck
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19%synergy
Rise of the Dark Realms
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20%synergy
Dredge the Mire
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31%synergy
Mutilate
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13%synergy
Praetor's Grasp
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26%synergy
Read the Bones
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13%synergy
Exsanguinate
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4%synergy
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-9%synergy
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21%synergy
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23%synergy
Torment of Hailfire
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4%synergy
Syphon Mind
16%inclusion190 decks1.18K decks
4%synergy
Shadow of the Enemy
15%inclusion182 decks1.18K decks
15%synergy
Beacon of Unrest
15%inclusion177 decks1.18K decks
11%synergy
Blasphemous Edict
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-3%synergy
Victimize
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-13%synergy
Predators' Hour
13%inclusion158 decks1.18K decks
12%synergy
Necromantic Selection
13%inclusion154 decks1.18K decks
11%synergy
Diabolic Tutor
10%inclusion119 decks1.18K decks
-4%synergy
In Garruk's Wake
10%inclusion119 decks1.18K decks
6%synergy
Come Back Wrong
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6%synergy
Blood Money
9.0%inclusion106 decks1.18K decks
6%synergy
Decree of Pain
8.8%inclusion104 decks1.18K decks
3%synergy
Insatiable Avarice
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-3%synergy
Extinguish All Hope
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7%synergy
Grim Tutor
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-5%synergy
Xander's Pact
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6%synergy
Ghouls' Night Out
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6%synergy
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5.9%inclusion70 decks1.18K decks
5%synergy
Psychotic Episode
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5%synergy
Worst Fears
5.5%inclusion65 decks1.18K decks
5%synergy
Profane Transfusion
5.4%inclusion64 decks1.18K decks
4%synergy
Deadly Tempest
5.3%inclusion63 decks1.18K decks
3%synergy
Utility Artifacts
The Darkness Crystal
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23%synergy
Wayfarer's Bauble
36%inclusion426 decks1.18K decks
21%synergy
Staff of Eden, Vault's Key
35%inclusion404 decks1.16K decks
34%synergy
Reito Lantern
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34%synergy
Bontu's Monument
31%inclusion365 decks1.18K decks
3%synergy
Realmbreaker, the Invasion Tree
27%inclusion314 decks1.18K decks
26%synergy
Expedition Map
26%inclusion308 decks1.18K decks
14%synergy
Lightning Greaves
26%inclusion304 decks1.18K decks
-8%synergy
Swiftfoot Boots
23%inclusion269 decks1.18K decks
-9%synergy
Strionic Resonator
21%inclusion250 decks1.18K decks
20%synergy
Whip of Erebos
14%inclusion166 decks1.18K decks
3%synergy
Chaos Wand
13%inclusion151 decks1.18K decks
12%synergy
Portal to Phyrexia
10%inclusion114 decks1.18K decks
8%synergy
Mindcrank
8.5%inclusion100 decks1.18K decks
3%synergy
The Cauldron of Eternity
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7%synergy
Lithoform Engine
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6%synergy
Mask of Griselbrand
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3%synergy
Manascape Refractor
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6%synergy
World Map
5.2%inclusion37 decks707 decks
3%synergy
Enchantments
Phyrexian Arena
47%inclusion551 decks1.18K decks
7%synergy
Grave Betrayal
37%inclusion442 decks1.18K decks
35%synergy
Black Market
33%inclusion393 decks1.18K decks
12%synergy
Animate Dead
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15%synergy
The Eldest Reborn
23%inclusion270 decks1.18K decks
19%synergy
Virtue of Persistence
21%inclusion250 decks1.18K decks
16%synergy
Black Market Connections
21%inclusion244 decks1.18K decks
-3%synergy
Meathook Massacre II
17%inclusion179 decks1.06K decks
11%synergy
No Mercy
17%inclusion197 decks1.18K decks
9%synergy
Minion's Return
15%inclusion176 decks1.18K decks
14%synergy
Hedonist's Trove
10%inclusion124 decks1.18K decks
10%synergy
The Meathook Massacre
9.1%inclusion107 decks1.18K decks
-8%synergy
Heartless Summoning
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3%synergy
Protection Racket
7.2%inclusion85 decks1.18K decks
7%synergy
Necromancy
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1%synergy
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4%synergy
The Cruelty of Gix
6.3%inclusion74 decks1.18K decks
5%synergy
Kaya's Ghostform
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-4%synergy
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2%synergy
Greed
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-2%synergy
Oubliette
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2%synergy
Planeswalkers
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38%inclusion443 decks1.18K decks
24%synergy
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8.8%inclusion104 decks1.18K decks
6%synergy
Utility Lands
Cabal Coffers
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12%synergy
Cabal Stronghold
59%inclusion695 decks1.18K decks
24%synergy
Nykthos, Shrine to Nyx
45%inclusion526 decks1.18K decks
15%synergy
Urborg, Tomb of Yawgmoth
44%inclusion525 decks1.18K decks
7%synergy
Bojuka Bog
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-4%synergy
Reliquary Tower
30%inclusion357 decks1.18K decks
0%synergy
Witch's Cottage
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6%synergy
Temple of the False God
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17%synergy
War Room
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8%synergy
Castle Locthwain
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5%synergy
Rogue's Passage
19%inclusion225 decks1.18K decks
0%synergy
Thespian's Stage
16%inclusion191 decks1.18K decks
11%synergy
Takenuma, Abandoned Mire
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0%synergy
Phyrexian Tower
11%inclusion135 decks1.18K decks
-14%synergy
Mortuary Mire
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-2%synergy
Vesuva
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7%synergy
Command Beacon
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1%synergy
Barren Moor
8.9%inclusion105 decks1.18K decks
-1%synergy
Deserted Temple
7.8%inclusion92 decks1.18K decks
4%synergy
Havengul Laboratory
7.6%inclusion90 decks1.18K decks
7%synergy
Crypt of Agadeem
7.5%inclusion88 decks1.18K decks
-4%synergy
Maze of Ith
6.7%inclusion79 decks1.18K decks
3%synergy
Urza's Saga
6.4%inclusion75 decks1.18K decks
-2%synergy
Mana Artifacts
Sol Ring
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5%synergy
Arcane Signet
69%inclusion811 decks1.18K decks
7%synergy
Mind Stone
47%inclusion557 decks1.18K decks
18%synergy
Charcoal Diamond
44%inclusion514 decks1.18K decks
21%synergy
Thran Dynamo
41%inclusion483 decks1.18K decks
35%synergy
Thought Vessel
37%inclusion439 decks1.18K decks
12%synergy
Caged Sun
35%inclusion415 decks1.18K decks
24%synergy
Nyx Lotus
34%inclusion400 decks1.18K decks
28%synergy
Fellwar Stone
28%inclusion328 decks1.18K decks
14%synergy
Throne of Eldraine
24%inclusion283 decks1.18K decks
14%synergy
Sceptre of Eternal Glory
23%inclusion267 decks1.18K decks
14%synergy
Gilded Lotus
19%inclusion225 decks1.18K decks
14%synergy
Worn Powerstone
18%inclusion211 decks1.18K decks
14%synergy
The Soul Stone
17%inclusion101 decks606 decks
2%synergy
Commander's Sphere
16%inclusion190 decks1.18K decks
8%synergy
Vessel of Endless Rest
16%inclusion187 decks1.18K decks
16%synergy
Everflowing Chalice
14%inclusion171 decks1.18K decks
9%synergy
Extraplanar Lens
13%inclusion159 decks1.18K decks
9%synergy
Gauntlet of Power
13%inclusion148 decks1.18K decks
9%synergy
Hedron Archive
13%inclusion148 decks1.18K decks
9%synergy
Coldsteel Heart
5.2%inclusion61 decks1.18K decks
4%synergy
Lands
Swamp
87%inclusion1.03K decks1.18K decks
-8%synergy
Myriad Landscape
50%inclusion589 decks1.18K decks
24%synergy
Snow-Covered Swamp
15%inclusion181 decks1.18K decks
9%synergy
Fell the Profane
14%inclusion167 decks1.18K decks
-5%synergy
Malakir Rebirth
13%inclusion158 decks1.18K decks
-10%synergy
Urza's Cave
12%inclusion147 decks1.18K decks
4%synergy
Exotic Orchard
8.8%inclusion104 decks1.18K decks
8%synergy
Demolition Field
7.6%inclusion90 decks1.18K decks
2%synergy
Command Tower
6.9%inclusion81 decks1.18K decks
1%synergy
Hagra Mauling
6.2%inclusion73 decks1.18K decks
2%synergy