Mind Flayer, the Shadow (Commander)

Original Name:

Arvinox, the Mind FlailArvinox, the Mind Flail

Mind Flayer, the Shadow
Rank #1,381
1,191decks
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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11%synergy
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6%synergy
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-3%synergy
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-1%synergy
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67%synergy
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62%synergy
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57%synergy
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50%synergy
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48%synergy
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45%synergy
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45%synergy
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5%synergy
Gray Merchant of Asphodel
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12%synergy
Feed the Swarm
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10%synergy
Defile
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20%synergy
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43%synergy
Reanimate
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12%synergy
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29%synergy
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34%synergy
Game Changers
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19%synergy
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-3%synergy
Demonic Tutor
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-6%synergy
Vampiric Tutor
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-6%synergy
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5%synergy
Necropotence
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-3%synergy
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-1%synergy
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-1%synergy
Creatures
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42%synergy
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27%synergy
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37%synergy
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32%synergy
Thieving Varmint
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36%synergy
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36%synergy
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31%synergy
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18%synergy
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32%synergy
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34%synergy
Crabomination
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33%synergy
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28%synergy
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23%synergy
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24%synergy
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24%synergy
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18%synergy
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23%synergy
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16%synergy
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21%synergy
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10%synergy
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10%synergy
Plaguecrafter
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1%synergy
Oblivion Sower
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19%synergy
Kheru Mind-Eater
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17%synergy
Hoarding Broodlord
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13%synergy
Lord of the Void
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15%synergy
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14%synergy
Morbid Opportunist
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-10%synergy
Draugr Necromancer
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14%synergy
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11%synergy
Rev, Tithe Extractor
13%inclusion134 decks994 decks
12%synergy
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10%synergy
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7%synergy
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9%synergy
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-9%synergy
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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
Fleshbag Marauder
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-8%synergy
Wandering Archaic
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8%synergy
Abyssal Harvester
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5%synergy
Ravenous Chupacabra
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Ancient Brass Dragon
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7%synergy
Junji, the Midnight Sky
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3%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
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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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-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
Fell the Profane
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-5%synergy
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5%synergy
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-10%synergy
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6%synergy
Thrilling Encore
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10%synergy
Murder
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2%synergy
Nurgle's Conscription
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10%synergy
Force of Despair
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2%synergy
Snuff Out
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-3%synergy
Hero's Downfall
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3%synergy
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-16%synergy
Sheoldred's Edict
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-6%synergy
The Spot's Portal
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8%synergy
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-12%synergy
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Deadly Dispute
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-19%synergy
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-3%synergy
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2%synergy
Culling the Weak
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-10%synergy
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2%synergy
Sorceries
Sign in Blood
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14%synergy
Breach the Multiverse
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Heartless Conscription
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37%synergy
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12%synergy
Damnation
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19%synergy
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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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23%synergy
Torment of Hailfire
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4%synergy
Syphon Mind
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4%synergy
Shadow of the Enemy
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15%synergy
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15%inclusion177 decks1.19K decks
11%synergy
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-3%synergy
Victimize
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-13%synergy
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12%synergy
Necromantic Selection
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11%synergy
Diabolic Tutor
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-4%synergy
In Garruk's Wake
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6%synergy
Come Back Wrong
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7%synergy
Blood Money
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6%synergy
Decree of Pain
8.7%inclusion104 decks1.19K decks
3%synergy
Insatiable Avarice
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-4%synergy
Extinguish All Hope
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7%synergy
Grim Tutor
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-5%synergy
Ghouls' Night Out
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6%synergy
Xander's Pact
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6%synergy
Yawgmoth's Vile Offering
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5%synergy
Psychotic Episode
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6%synergy
Deadly Tempest
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3%synergy
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5%synergy
Profane Transfusion
5.3%inclusion63 decks1.19K decks
4%synergy
Utility Artifacts
The Darkness Crystal
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23%synergy
Wayfarer's Bauble
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21%synergy
Staff of Eden, Vault's Key
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34%synergy
Reito Lantern
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34%synergy
Bontu's Monument
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3%synergy
Realmbreaker, the Invasion Tree
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25%synergy
Expedition Map
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14%synergy
Lightning Greaves
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-8%synergy
Swiftfoot Boots
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-9%synergy
Strionic Resonator
21%inclusion251 decks1.19K decks
20%synergy
Whip of Erebos
14%inclusion171 decks1.19K decks
3%synergy
Chaos Wand
13%inclusion152 decks1.19K decks
12%synergy
Portal to Phyrexia
10%inclusion115 decks1.19K decks
8%synergy
Mindcrank
8.5%inclusion101 decks1.19K decks
3%synergy
The Cauldron of Eternity
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7%synergy
Lithoform Engine
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6%synergy
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6%synergy
Mask of Griselbrand
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3%synergy
World Map
5.3%inclusion38 decks720 decks
3%synergy
Enchantments
Phyrexian Arena
47%inclusion554 decks1.19K decks
7%synergy
Grave Betrayal
38%inclusion449 decks1.19K decks
35%synergy
Black Market
33%inclusion398 decks1.19K decks
12%synergy
Animate Dead
32%inclusion380 decks1.19K decks
15%synergy
The Eldest Reborn
23%inclusion273 decks1.19K decks
19%synergy
Virtue of Persistence
21%inclusion252 decks1.19K decks
16%synergy
Black Market Connections
21%inclusion246 decks1.19K decks
-3%synergy
No Mercy
17%inclusion201 decks1.19K decks
10%synergy
Meathook Massacre II
17%inclusion180 decks1.08K decks
10%synergy
Minion's Return
15%inclusion179 decks1.19K decks
14%synergy
Hedonist's Trove
10%inclusion124 decks1.19K decks
10%synergy
The Meathook Massacre
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-9%synergy
Heartless Summoning
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3%synergy
Protection Racket
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7%synergy
Necromancy
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1%synergy
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4%synergy
The Cruelty of Gix
6.4%inclusion76 decks1.19K decks
5%synergy
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-4%synergy
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2%synergy
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2%synergy
Greed
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-2%synergy
Planeswalkers
Liliana of the Dark Realms
37%inclusion444 decks1.19K decks
23%synergy
Tevesh Szat, Doom of Fools
8.9%inclusion106 decks1.19K decks
6%synergy
Utility Lands
Cabal Coffers
66%inclusion790 decks1.19K decks
12%synergy
Cabal Stronghold
59%inclusion699 decks1.19K decks
24%synergy
Nykthos, Shrine to Nyx
45%inclusion531 decks1.19K decks
15%synergy
Urborg, Tomb of Yawgmoth
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7%synergy
Bojuka Bog
43%inclusion508 decks1.19K decks
-4%synergy
Reliquary Tower
30%inclusion360 decks1.19K decks
0%synergy
Witch's Cottage
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6%synergy
Temple of the False God
25%inclusion297 decks1.19K decks
17%synergy
War Room
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8%synergy
Castle Locthwain
22%inclusion264 decks1.19K decks
5%synergy
Rogue's Passage
19%inclusion229 decks1.19K decks
0%synergy
Thespian's Stage
16%inclusion193 decks1.19K decks
11%synergy
Takenuma, Abandoned Mire
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0%synergy
Phyrexian Tower
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-14%synergy
Mortuary Mire
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-3%synergy
Vesuva
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7%synergy
Command Beacon
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1%synergy
Barren Moor
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-1%synergy
Deserted Temple
7.9%inclusion94 decks1.19K decks
4%synergy
Havengul Laboratory
7.6%inclusion90 decks1.19K decks
7%synergy
Crypt of Agadeem
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-4%synergy
Maze of Ith
6.8%inclusion81 decks1.19K decks
4%synergy
Urza's Saga
6.1%inclusion73 decks1.19K decks
-2%synergy
Mana Artifacts
Sol Ring
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4%synergy
Arcane Signet
68%inclusion814 decks1.19K decks
7%synergy
Mind Stone
47%inclusion560 decks1.19K decks
18%synergy
Charcoal Diamond
43%inclusion517 decks1.19K decks
21%synergy
Thran Dynamo
41%inclusion487 decks1.19K decks
35%synergy
Thought Vessel
37%inclusion440 decks1.19K decks
12%synergy
Caged Sun
35%inclusion421 decks1.19K decks
24%synergy
Nyx Lotus
34%inclusion402 decks1.19K decks
28%synergy
Fellwar Stone
27%inclusion327 decks1.19K decks
13%synergy
Throne of Eldraine
24%inclusion283 decks1.19K decks
14%synergy
Sceptre of Eternal Glory
22%inclusion266 decks1.19K decks
14%synergy
Gilded Lotus
19%inclusion229 decks1.19K decks
14%synergy
Worn Powerstone
18%inclusion214 decks1.19K decks
14%synergy
The Soul Stone
17%inclusion103 decks619 decks
2%synergy
Commander's Sphere
16%inclusion193 decks1.19K decks
8%synergy
Vessel of Endless Rest
16%inclusion188 decks1.19K decks
16%synergy
Everflowing Chalice
15%inclusion173 decks1.19K decks
9%synergy
Extraplanar Lens
14%inclusion161 decks1.19K decks
9%synergy
Gauntlet of Power
13%inclusion150 decks1.19K decks
9%synergy
Hedron Archive
13%inclusion149 decks1.19K decks
9%synergy
Coldsteel Heart
5.2%inclusion62 decks1.19K decks
4%synergy
Lands
Swamp
87%inclusion1.04K decks1.19K decks
-8%synergy
Myriad Landscape
50%inclusion592 decks1.19K decks
24%synergy
Snow-Covered Swamp
15%inclusion183 decks1.19K decks
9%synergy
Fell the Profane
14%inclusion169 decks1.19K decks
-5%synergy
Malakir Rebirth
13%inclusion160 decks1.19K decks
-10%synergy
Urza's Cave
12%inclusion148 decks1.19K decks
4%synergy
Exotic Orchard
8.8%inclusion105 decks1.19K decks
8%synergy
Demolition Field
7.5%inclusion89 decks1.19K decks
2%synergy
Command Tower
6.8%inclusion81 decks1.19K decks
1%synergy
Hagra Mauling
6.1%inclusion73 decks1.19K decks
2%synergy