Mind Flayer, the Shadow (Commander) - Core

Original Name:

Arvinox, the Mind FlailArvinox, the Mind Flail

Mind Flayer, the Shadow
Rank #1,381
117decks
As CommanderAs CardAverage DeckDecks
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Sikora
Oct 30, 2025
Sikora
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
20%inclusion1 decks5 decks
15%synergy
Changing Loyalty
17%inclusion1 decks6 decks
16%synergy
High Synergy Cards
Brainstealer Dragon
77%inclusion90 decks117 decks
74%synergy
Elder Brain
72%inclusion84 decks117 decks
69%synergy
Gonti, Lord of Luxury
71%inclusion83 decks117 decks
68%synergy
Cunning Rhetoric
68%inclusion80 decks117 decks
66%synergy
Intellect Devourer
62%inclusion73 decks117 decks
62%synergy
Thieving Amalgam
62%inclusion72 decks117 decks
60%synergy
Dead Man's Chest
52%inclusion61 decks117 decks
52%synergy
Gisa, Glorious Resurrector
50%inclusion59 decks117 decks
46%synergy
Outrageous Robbery
47%inclusion55 decks117 decks
45%synergy
Junktroller
45%inclusion53 decks117 decks
45%synergy
Top Cards
Crypt Ghast
60%inclusion70 decks117 decks
12%synergy
Dark Ritual
59%inclusion69 decks117 decks
-8%synergy
Feed the Swarm
57%inclusion67 decks117 decks
7%synergy
Gray Merchant of Asphodel
56%inclusion65 decks117 decks
5%synergy
Defile
53%inclusion62 decks117 decks
17%synergy
Jet Medallion
51%inclusion60 decks117 decks
-11%synergy
Sign in Blood
50%inclusion58 decks117 decks
14%synergy
Solemn Simulacrum
48%inclusion56 decks117 decks
26%synergy
Wayfarer's Bauble
46%inclusion54 decks117 decks
31%synergy
Withering Torment
45%inclusion45 decks99 decks
14%synergy
Creatures
Geth, Lord of the Vault
45%inclusion53 decks117 decks
44%synergy
Nirkana Revenant
40%inclusion47 decks117 decks
29%synergy
Sepulchral Primordial
39%inclusion46 decks117 decks
37%synergy
Reito Sentinel
39%inclusion46 decks117 decks
39%synergy
Burnished Hart
38%inclusion45 decks117 decks
31%synergy
Thieving Varmint
37%inclusion43 decks117 decks
34%synergy
Magus of the Coffers
34%inclusion40 decks117 decks
27%synergy
Dauthi Voidwalker
34%inclusion40 decks117 decks
19%synergy
Crabomination
32%inclusion38 decks117 decks
31%synergy
Dread Presence
32%inclusion37 decks117 decks
18%synergy
Nashi, Moon Sage's Scion
32%inclusion37 decks117 decks
28%synergy
Valgavoth, Terror Eater
31%inclusion31 decks99 decks
26%synergy
K'rrik, Son of Yawgmoth
31%inclusion36 decks117 decks
12%synergy
Leaden Myr
31%inclusion36 decks117 decks
25%synergy
Gonti, Night Minister
28%inclusion19 decks69 decks
25%synergy
Bismuth Mindrender
26%inclusion30 decks117 decks
25%synergy
Rakshasa Debaser
26%inclusion30 decks117 decks
25%synergy
Plaguecrafter
23%inclusion27 decks117 decks
3%synergy
Author of Shadows
22%inclusion26 decks117 decks
22%synergy
Tinybones, the Pickpocket
22%inclusion26 decks117 decks
17%synergy
Defiler of Flesh
20%inclusion23 decks117 decks
16%synergy
Gix, Yawgmoth Praetor
20%inclusion23 decks117 decks
15%synergy
Draugr Necromancer
18%inclusion21 decks117 decks
18%synergy
Oblivion Sower
18%inclusion21 decks117 decks
18%synergy
Kheru Mind-Eater
18%inclusion21 decks117 decks
18%synergy
Phyrexian Obliterator
17%inclusion20 decks117 decks
6%synergy
Lorcan, Warlock Collector
16%inclusion19 decks117 decks
16%synergy
Tinybones, Bauble Burglar
16%inclusion14 decks88 decks
12%synergy
Accursed Marauder
15%inclusion18 decks117 decks
-6%synergy
Hoarding Broodlord
15%inclusion17 decks117 decks
10%synergy
Hoverstone Pilgrim
15%inclusion17 decks117 decks
14%synergy
Sheoldred, Whispering One
15%inclusion17 decks117 decks
3%synergy
Morbid Opportunist
14%inclusion16 decks117 decks
-10%synergy
Lord of the Void
13%inclusion15 decks117 decks
11%synergy
Sheoldred
13%inclusion15 decks117 decks
7%synergy
Chainer, Dementia Master
13%inclusion15 decks117 decks
8%synergy
Herald of Leshrac
13%inclusion15 decks117 decks
13%synergy
Ancient Cellarspawn
12%inclusion12 decks98 decks
10%synergy
Cogwork Archivist
12%inclusion14 decks117 decks
12%synergy
Ravenous Chupacabra
12%inclusion14 decks117 decks
7%synergy
Fleshbag Marauder
10%inclusion12 decks117 decks
-6%synergy
Massacre Girl
10%inclusion12 decks117 decks
3%synergy
Shelob, Dread Weaver
10%inclusion12 decks117 decks
10%synergy
Rev, Tithe Extractor
10%inclusion9 decks88 decks
8%synergy
Shark Shredder, Killer Clone
10%inclusion2 decks20 decks
9%synergy
Ornithopter of Paradise
9.4%inclusion11 decks117 decks
7%synergy
Jade-Cast Sentinel
8.8%inclusion5 decks57 decks
9%synergy
Murderous Rider
8.5%inclusion10 decks117 decks
2%synergy
Massacre Wurm
8.5%inclusion10 decks117 decks
-9%synergy
Malevolent Chandelier
8.2%inclusion8 decks98 decks
8%synergy
Instants
Infernal Grasp
35%inclusion41 decks117 decks
10%synergy
Go for the Throat
32%inclusion37 decks117 decks
9%synergy
Consuming Corruption
31%inclusion36 decks117 decks
15%synergy
Soul Shatter
28%inclusion33 decks117 decks
16%synergy
Stinging Study
22%inclusion26 decks117 decks
20%synergy
Grim Return
21%inclusion24 decks117 decks
19%synergy
Imp's Mischief
19%inclusion22 decks117 decks
-6%synergy
Fell the Profane
17%inclusion20 decks117 decks
-2%synergy
Thrilling Encore
15%inclusion17 decks117 decks
13%synergy
Hero's Downfall
14%inclusion16 decks117 decks
7%synergy
Nurgle's Conscription
14%inclusion16 decks117 decks
13%synergy
Deadly Rollick
12%inclusion14 decks117 decks
-12%synergy
Murder
12%inclusion14 decks117 decks
2%synergy
Malakir Rebirth
12%inclusion14 decks117 decks
-11%synergy
Doom Blade
11%inclusion13 decks117 decks
4%synergy
Hagra Mauling
9.4%inclusion11 decks117 decks
5%synergy
Cabal Ritual
9.4%inclusion11 decks117 decks
-9%synergy
Darkness
9.4%inclusion11 decks117 decks
-1%synergy
Baleful Mastery
9.4%inclusion11 decks117 decks
1%synergy
Tendrils of Corruption
8.5%inclusion10 decks117 decks
5%synergy
Withering Boon
8.5%inclusion10 decks117 decks
4%synergy
Tragic Slip
8.5%inclusion10 decks117 decks
-11%synergy
Village Rites
7.7%inclusion9 decks117 decks
-18%synergy
Not Dead After All
7.7%inclusion9 decks117 decks
-4%synergy
Fated Return
6.8%inclusion8 decks117 decks
6%synergy
Force of Despair
6.8%inclusion8 decks117 decks
-1%synergy
Sheoldred's Edict
6.8%inclusion8 decks117 decks
-8%synergy
Bitter Triumph
6.8%inclusion8 decks117 decks
-3%synergy
Black Sun's Twilight
6.8%inclusion8 decks117 decks
3%synergy
Hostile Negotiations
6.8%inclusion8 decks117 decks
6%synergy
Sudden Spoiling
6.0%inclusion7 decks117 decks
-3%synergy
Deadly Dispute
5.1%inclusion6 decks117 decks
-21%synergy
Sorceries
Breach the Multiverse
39%inclusion46 decks117 decks
33%synergy
Read the Bones
38%inclusion45 decks117 decks
22%synergy
Mutilate
38%inclusion45 decks117 decks
22%synergy
Dredge the Mire
38%inclusion44 decks117 decks
37%synergy
Heartless Conscription
36%inclusion42 decks117 decks
34%synergy
Visions of Dread
35%inclusion41 decks117 decks
35%synergy
Reanimate
32%inclusion38 decks117 decks
-7%synergy
Night's Whisper
28%inclusion33 decks117 decks
4%synergy
Cruelclaw's Heist
28%inclusion30 decks107 decks
26%synergy
Syphon Mind
25%inclusion29 decks117 decks
13%synergy
Bubbling Muck
23%inclusion27 decks117 decks
8%synergy
Necromantic Selection
23%inclusion27 decks117 decks
21%synergy
Damnation
21%inclusion25 decks117 decks
1%synergy
Exsanguinate
20%inclusion23 decks117 decks
-5%synergy
Rise of the Dark Realms
20%inclusion23 decks117 decks
7%synergy
Beacon of Unrest
19%inclusion22 decks117 decks
15%synergy
Shadow of the Enemy
18%inclusion21 decks117 decks
17%synergy
Praetor's Grasp
17%inclusion20 decks117 decks
13%synergy
In Garruk's Wake
16%inclusion19 decks117 decks
12%synergy
Toxic Deluge
15%inclusion18 decks117 decks
-21%synergy
Torment of Hailfire
14%inclusion16 decks117 decks
-2%synergy
Blasphemous Edict
14%inclusion12 decks88 decks
-3%synergy
Come Back Wrong
14%inclusion15 decks111 decks
11%synergy
Victimize
12%inclusion14 decks117 decks
-15%synergy
Predators' Hour
12%inclusion14 decks117 decks
11%synergy
Ghouls' Night Out
12%inclusion14 decks117 decks
11%synergy
Extinguish All Hope
11%inclusion13 decks117 decks
11%synergy
Ancient Craving
10%inclusion12 decks117 decks
8%synergy
Diabolic Tutor
9.4%inclusion11 decks117 decks
-5%synergy
Xander's Pact
9.4%inclusion11 decks117 decks
9%synergy
Decree of Pain
9.4%inclusion11 decks117 decks
4%synergy
Blood Money
7.7%inclusion9 decks117 decks
5%synergy
Psychotic Episode
6.8%inclusion8 decks117 decks
7%synergy
Shredder's Technique
6.7%inclusion1 decks15 decks
3%synergy
Black Sun's Zenith
6.0%inclusion7 decks117 decks
1%synergy
Ambition's Cost
6.0%inclusion7 decks117 decks
3%synergy
Deadly Tempest
6.0%inclusion7 decks117 decks
4%synergy
Fell
5.6%inclusion6 decks108 decks
2%synergy
Petty Larceny
5.3%inclusion6 decks113 decks
5%synergy
Afterlife from the Loam
5.3%inclusion3 decks57 decks
4%synergy
Cloudkill
5.1%inclusion6 decks117 decks
5%synergy
Blood on the Snow
5.1%inclusion6 decks117 decks
4%synergy
Dead of Winter
5.1%inclusion6 decks117 decks
4%synergy
Yawgmoth's Vile Offering
5.1%inclusion6 decks117 decks
4%synergy
Invoke Despair
5.1%inclusion6 decks117 decks
3%synergy
Corrupt
5.1%inclusion6 decks117 decks
3%synergy
Utility Artifacts
Realmbreaker, the Invasion Tree
37%inclusion43 decks117 decks
36%synergy
Staff of Eden, Vault's Key
36%inclusion41 decks113 decks
35%synergy
Reito Lantern
33%inclusion39 decks117 decks
33%synergy
The Darkness Crystal
26%inclusion14 decks54 decks
6%synergy
Swiftfoot Boots
26%inclusion30 decks117 decks
-6%synergy
Bontu's Monument
20%inclusion23 decks117 decks
-9%synergy
Strionic Resonator
18%inclusion21 decks117 decks
17%synergy
Expedition Map
17%inclusion20 decks117 decks
5%synergy
Lightning Greaves
17%inclusion20 decks117 decks
-16%synergy
Chaos Wand
12%inclusion14 decks117 decks
12%synergy
Manascape Refractor
10%inclusion12 decks117 decks
10%synergy
Whip of Erebos
9.4%inclusion11 decks117 decks
-2%synergy
Portal to Phyrexia
8.5%inclusion10 decks117 decks
7%synergy
The Cauldron of Eternity
8.5%inclusion10 decks117 decks
8%synergy
Mindcrank
8.5%inclusion10 decks117 decks
3%synergy
World Map
7.7%inclusion4 decks52 decks
6%synergy
Mask of Griselbrand
6.8%inclusion8 decks117 decks
4%synergy
Lithoform Engine
6.0%inclusion7 decks117 decks
5%synergy
Mimic Vat
6.0%inclusion7 decks117 decks
5%synergy
Dream-Thief's Bandana
5.1%inclusion6 decks117 decks
4%synergy
Nautiloid Ship
5.1%inclusion6 decks117 decks
5%synergy
Endless Atlas
5.1%inclusion6 decks117 decks
3%synergy
Enchantments
Court of Locthwain
43%inclusion50 decks117 decks
41%synergy
Phyrexian Arena
42%inclusion49 decks117 decks
2%synergy
Grave Betrayal
32%inclusion38 decks117 decks
30%synergy
Black Market
26%inclusion31 decks117 decks
6%synergy
The Eldest Reborn
26%inclusion31 decks117 decks
23%synergy
Animate Dead
25%inclusion29 decks117 decks
8%synergy
Black Market Connections
20%inclusion23 decks117 decks
-4%synergy
Meathook Massacre II
18%inclusion18 decks99 decks
12%synergy
Virtue of Persistence
18%inclusion21 decks117 decks
13%synergy
Hedonist's Trove
15%inclusion18 decks117 decks
15%synergy
Minion's Return
15%inclusion17 decks117 decks
14%synergy
No Mercy
11%inclusion13 decks117 decks
4%synergy
Greed
7.7%inclusion9 decks117 decks
1%synergy
The Meathook Massacre
5.1%inclusion6 decks117 decks
-12%synergy
The Cruelty of Gix
5.1%inclusion6 decks117 decks
4%synergy
Underworld Connections
5.1%inclusion6 decks117 decks
3%synergy
Protection Racket
5.1%inclusion6 decks117 decks
5%synergy
Kaya's Ghostform
5.1%inclusion6 decks117 decks
-5%synergy
Planeswalkers
Liliana of the Dark Realms
20%inclusion23 decks117 decks
6%synergy
Tevesh Szat, Doom of Fools
5.1%inclusion6 decks117 decks
2%synergy
Utility Lands
Cabal Coffers
47%inclusion55 decks117 decks
-8%synergy
Bojuka Bog
41%inclusion48 decks117 decks
-6%synergy
Cabal Stronghold
39%inclusion46 decks117 decks
5%synergy
Urborg, Tomb of Yawgmoth
27%inclusion32 decks117 decks
-10%synergy
Witch's Cottage
26%inclusion30 decks117 decks
1%synergy
War Room
24%inclusion28 decks117 decks
8%synergy
Nykthos, Shrine to Nyx
24%inclusion28 decks117 decks
-6%synergy
Temple of the False God
24%inclusion28 decks117 decks
16%synergy
Rogue's Passage
23%inclusion27 decks117 decks
4%synergy
Reliquary Tower
21%inclusion24 decks117 decks
-10%synergy
Castle Locthwain
18%inclusion21 decks117 decks
1%synergy
Thespian's Stage
14%inclusion16 decks117 decks
8%synergy
Mortuary Mire
12%inclusion14 decks117 decks
-1%synergy
Takenuma, Abandoned Mire
11%inclusion13 decks117 decks
-4%synergy
Vesuva
10%inclusion12 decks117 decks
7%synergy
Midgar, City of Mako
10%inclusion5 decks52 decks
-1%synergy
Barren Moor
9.4%inclusion11 decks117 decks
0%synergy
Susur Secundi, Void Altar
8.9%inclusion4 decks45 decks
1%synergy
Command Beacon
7.7%inclusion9 decks117 decks
-1%synergy
Terrain Generator
6.8%inclusion8 decks117 decks
5%synergy
Phyrexian Tower
6.0%inclusion7 decks117 decks
-20%synergy
Spymaster's Vault
5.1%inclusion6 decks117 decks
-4%synergy
Emergence Zone
5.1%inclusion6 decks117 decks
2%synergy
Hidden Necropolis
5.1%inclusion6 decks117 decks
4%synergy
Havengul Laboratory
5.1%inclusion6 decks117 decks
5%synergy
Mana Artifacts
Sol Ring
83%inclusion97 decks117 decks
-3%synergy
Arcane Signet
65%inclusion76 decks117 decks
3%synergy
Charcoal Diamond
61%inclusion71 decks117 decks
38%synergy
Mind Stone
58%inclusion68 decks117 decks
29%synergy
Thran Dynamo
44%inclusion52 decks117 decks
39%synergy
Thought Vessel
39%inclusion46 decks117 decks
14%synergy
Fellwar Stone
33%inclusion39 decks117 decks
19%synergy
Caged Sun
32%inclusion38 decks117 decks
21%synergy
Nyx Lotus
27%inclusion32 decks117 decks
21%synergy
Worn Powerstone
25%inclusion29 decks117 decks
21%synergy
Sceptre of Eternal Glory
23%inclusion27 decks117 decks
15%synergy
Commander's Sphere
21%inclusion25 decks117 decks
13%synergy
Hedron Archive
19%inclusion22 decks117 decks
15%synergy
Vessel of Endless Rest
19%inclusion22 decks117 decks
19%synergy
Everflowing Chalice
17%inclusion20 decks117 decks
12%synergy
Gauntlet of Power
15%inclusion18 decks117 decks
12%synergy
Gilded Lotus
15%inclusion18 decks117 decks
10%synergy
Throne of Eldraine
15%inclusion17 decks117 decks
5%synergy
The Soul Stone
14%inclusion6 decks44 decks
-1%synergy
Extraplanar Lens
12%inclusion14 decks117 decks
7%synergy
Prismatic Lens
10%inclusion12 decks117 decks
8%synergy
Coldsteel Heart
6.8%inclusion8 decks117 decks
5%synergy
Chromatic Lantern
6.0%inclusion7 decks117 decks
5%synergy
Liquimetal Torque
5.1%inclusion6 decks117 decks
2%synergy
Decanter of Endless Water
5.1%inclusion6 decks117 decks
2%synergy
Lands
Swamp
85%inclusion99 decks117 decks
-11%synergy
Myriad Landscape
52%inclusion61 decks117 decks
27%synergy
Snow-Covered Swamp
18%inclusion21 decks117 decks
11%synergy
Fell the Profane
17%inclusion20 decks117 decks
-2%synergy
Malakir Rebirth
12%inclusion14 decks117 decks
-11%synergy
Exotic Orchard
10%inclusion12 decks117 decks
9%synergy
Hagra Mauling
9.4%inclusion11 decks117 decks
5%synergy
Urza's Cave
9.4%inclusion11 decks117 decks
1%synergy
Demolition Field
8.5%inclusion10 decks117 decks
3%synergy
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