Mind Flayer, the Shadow (Commander) - Core

Original Name:

Arvinox, the Mind FlailArvinox, the Mind Flail

Mind Flayer, the Shadow
Rank #1,460
107decks
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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50%inclusion1 decks2 decks
49%synergy
Hobbit Hole
50%inclusion1 decks2 decks
50%synergy
Black Widow, Super Spy
10%inclusion1 decks10 decks
9%synergy
Doom's Time Platform
10%inclusion1 decks10 decks
9%synergy
Klaw, Master of Sound
10%inclusion1 decks10 decks
9%synergy
High Synergy Cards
Brainstealer Dragon
82%inclusion88 decks107 decks
79%synergy
Cunning Rhetoric
74%inclusion79 decks107 decks
71%synergy
Elder Brain
73%inclusion78 decks107 decks
71%synergy
Gonti, Lord of Luxury
72%inclusion77 decks107 decks
69%synergy
Intellect Devourer
64%inclusion68 decks107 decks
63%synergy
Thieving Amalgam
61%inclusion65 decks107 decks
59%synergy
Dead Man's Chest
54%inclusion58 decks107 decks
54%synergy
Outrageous Robbery
52%inclusion56 decks107 decks
51%synergy
Gisa, Glorious Resurrector
52%inclusion56 decks107 decks
48%synergy
Court of Locthwain
47%inclusion50 decks107 decks
45%synergy
Top Cards
Crypt Ghast
64%inclusion69 decks107 decks
17%synergy
Dark Ritual
61%inclusion65 decks107 decks
-6%synergy
Feed the Swarm
59%inclusion63 decks107 decks
9%synergy
Jet Medallion
58%inclusion62 decks107 decks
-4%synergy
Defile
56%inclusion60 decks107 decks
21%synergy
Gray Merchant of Asphodel
55%inclusion59 decks107 decks
5%synergy
Solemn Simulacrum
50%inclusion53 decks107 decks
28%synergy
Sign in Blood
50%inclusion53 decks107 decks
15%synergy
Withering Torment
48%inclusion50 decks105 decks
16%synergy
Wayfarer's Bauble
45%inclusion48 decks107 decks
30%synergy
Creatures
Junktroller
44%inclusion47 decks107 decks
44%synergy
Dauthi Voidwalker
42%inclusion45 decks107 decks
26%synergy
Nirkana Revenant
41%inclusion44 decks107 decks
31%synergy
Geth, Lord of the Vault
41%inclusion44 decks107 decks
40%synergy
Dread Presence
39%inclusion42 decks107 decks
26%synergy
Sepulchral Primordial
39%inclusion42 decks107 decks
37%synergy
Reito Sentinel
39%inclusion42 decks107 decks
39%synergy
Burnished Hart
38%inclusion41 decks107 decks
32%synergy
Thieving Varmint
38%inclusion41 decks107 decks
35%synergy
Magus of the Coffers
35%inclusion37 decks107 decks
28%synergy
Crabomination
35%inclusion37 decks107 decks
34%synergy
Nashi, Moon Sage's Scion
35%inclusion37 decks107 decks
31%synergy
K'rrik, Son of Yawgmoth
34%inclusion36 decks107 decks
14%synergy
Leaden Myr
31%inclusion33 decks107 decks
25%synergy
Valgavoth, Terror Eater
30%inclusion32 decks105 decks
25%synergy
Gonti, Night Minister
29%inclusion22 decks76 decks
26%synergy
Bismuth Mindrender
27%inclusion29 decks107 decks
26%synergy
Rakshasa Debaser
25%inclusion27 decks107 decks
24%synergy
Tinybones, the Pickpocket
24%inclusion26 decks107 decks
19%synergy
Plaguecrafter
22%inclusion24 decks107 decks
2%synergy
Author of Shadows
22%inclusion24 decks107 decks
22%synergy
Gix, Yawgmoth Praetor
21%inclusion22 decks107 decks
15%synergy
Kheru Mind-Eater
21%inclusion22 decks107 decks
20%synergy
Phyrexian Obliterator
19%inclusion20 decks107 decks
7%synergy
Oblivion Sower
19%inclusion20 decks107 decks
18%synergy
Defiler of Flesh
18%inclusion19 decks107 decks
14%synergy
Draugr Necromancer
17%inclusion18 decks107 decks
17%synergy
Tinybones, Bauble Burglar
16%inclusion15 decks94 decks
12%synergy
Lorcan, Warlock Collector
16%inclusion17 decks107 decks
15%synergy
Sheoldred, Whispering One
16%inclusion17 decks107 decks
4%synergy
Accursed Marauder
16%inclusion17 decks107 decks
-6%synergy
Sheoldred
15%inclusion16 decks107 decks
9%synergy
Hoarding Broodlord
14%inclusion15 decks107 decks
10%synergy
Morbid Opportunist
13%inclusion14 decks107 decks
-11%synergy
Hoverstone Pilgrim
13%inclusion14 decks107 decks
13%synergy
Chainer, Dementia Master
13%inclusion14 decks107 decks
8%synergy
Black Cat, Cunning Thief
13%inclusion6 decks47 decks
12%synergy
Ancient Cellarspawn
13%inclusion13 decks104 decks
10%synergy
Lord of the Void
12%inclusion13 decks107 decks
10%synergy
Cogwork Archivist
11%inclusion12 decks107 decks
11%synergy
Herald of Leshrac
11%inclusion12 decks107 decks
11%synergy
Ornithopter of Paradise
10%inclusion11 decks107 decks
7%synergy
Ravenous Chupacabra
10%inclusion11 decks107 decks
6%synergy
Shelob, Dread Weaver
10%inclusion11 decks107 decks
10%synergy
Rev, Tithe Extractor
10%inclusion9 decks94 decks
8%synergy
Murderous Rider
8.4%inclusion9 decks107 decks
3%synergy
Massacre Girl
8.4%inclusion9 decks107 decks
2%synergy
Massacre Wurm
8.4%inclusion9 decks107 decks
-9%synergy
Jade-Cast Sentinel
7.8%inclusion5 decks64 decks
8%synergy
Malevolent Chandelier
7.7%inclusion8 decks104 decks
8%synergy
Instants
Consuming Corruption
37%inclusion40 decks107 decks
22%synergy
Infernal Grasp
36%inclusion39 decks107 decks
11%synergy
Go for the Throat
35%inclusion37 decks107 decks
12%synergy
Soul Shatter
28%inclusion30 decks107 decks
16%synergy
Stinging Study
24%inclusion26 decks107 decks
22%synergy
Fell the Profane
20%inclusion21 decks107 decks
-0%synergy
Imp's Mischief
20%inclusion21 decks107 decks
-6%synergy
Grim Return
20%inclusion21 decks107 decks
19%synergy
Deadly Rollick
14%inclusion15 decks107 decks
-11%synergy
Thrilling Encore
13%inclusion14 decks107 decks
11%synergy
Nurgle's Conscription
13%inclusion14 decks107 decks
13%synergy
Malakir Rebirth
13%inclusion14 decks107 decks
-10%synergy
Hero's Downfall
12%inclusion13 decks107 decks
6%synergy
Cabal Ritual
12%inclusion13 decks107 decks
-7%synergy
Darkness
11%inclusion12 decks107 decks
1%synergy
Doom Blade
10%inclusion11 decks107 decks
3%synergy
Murder
9.3%inclusion10 decks107 decks
-0%synergy
Baleful Mastery
9.3%inclusion10 decks107 decks
1%synergy
Hagra Mauling
8.4%inclusion9 decks107 decks
4%synergy
Sheoldred's Edict
8.4%inclusion9 decks107 decks
-7%synergy
Withering Boon
8.4%inclusion9 decks107 decks
4%synergy
Tendrils of Corruption
8.4%inclusion9 decks107 decks
5%synergy
Tragic Slip
8.4%inclusion9 decks107 decks
-11%synergy
Force of Despair
7.5%inclusion8 decks107 decks
-0%synergy
Village Rites
7.5%inclusion8 decks107 decks
-18%synergy
Sudden Spoiling
7.5%inclusion8 decks107 decks
-1%synergy
Fated Return
6.5%inclusion7 decks107 decks
6%synergy
Not Dead After All
6.5%inclusion7 decks107 decks
-5%synergy
Bitter Triumph
6.5%inclusion7 decks107 decks
-3%synergy
Deadly Dispute
5.6%inclusion6 decks107 decks
-21%synergy
Black Sun's Twilight
5.6%inclusion6 decks107 decks
3%synergy
Hostile Negotiations
5.6%inclusion6 decks107 decks
5%synergy
Sorceries
Mutilate
38%inclusion41 decks107 decks
23%synergy
Breach the Multiverse
38%inclusion41 decks107 decks
32%synergy
Heartless Conscription
37%inclusion40 decks107 decks
36%synergy
Read the Bones
36%inclusion39 decks107 decks
21%synergy
Visions of Dread
36%inclusion38 decks107 decks
35%synergy
Reanimate
36%inclusion38 decks107 decks
-5%synergy
Dredge the Mire
35%inclusion37 decks107 decks
34%synergy
Night's Whisper
31%inclusion33 decks107 decks
6%synergy
Cruelclaw's Heist
30%inclusion32 decks107 decks
28%synergy
Damnation
26%inclusion28 decks107 decks
6%synergy
Syphon Mind
24%inclusion26 decks107 decks
12%synergy
Bubbling Muck
22%inclusion24 decks107 decks
7%synergy
Exsanguinate
22%inclusion24 decks107 decks
-2%synergy
Necromantic Selection
22%inclusion24 decks107 decks
21%synergy
Rise of the Dark Realms
21%inclusion23 decks107 decks
8%synergy
Praetor's Grasp
20%inclusion21 decks107 decks
16%synergy
Beacon of Unrest
18%inclusion19 decks107 decks
14%synergy
Toxic Deluge
18%inclusion19 decks107 decks
-19%synergy
Shadow of the Enemy
17%inclusion18 decks107 decks
16%synergy
Come Back Wrong
16%inclusion17 decks107 decks
13%synergy
In Garruk's Wake
15%inclusion16 decks107 decks
11%synergy
Blasphemous Edict
15%inclusion14 decks94 decks
-1%synergy
Torment of Hailfire
14%inclusion15 decks107 decks
-1%synergy
Predators' Hour
14%inclusion15 decks107 decks
13%synergy
Decorum Dissertation
13%inclusion2 decks16 decks
7%synergy
Decree of Pain
11%inclusion12 decks107 decks
6%synergy
Extinguish All Hope
10%inclusion11 decks107 decks
10%synergy
Ghouls' Night Out
10%inclusion11 decks107 decks
10%synergy
Victimize
9.3%inclusion10 decks107 decks
-18%synergy
Xander's Pact
9.3%inclusion10 decks107 decks
9%synergy
Diabolic Tutor
8.4%inclusion9 decks107 decks
-5%synergy
Ancient Craving
8.4%inclusion9 decks107 decks
6%synergy
Psychotic Episode
7.5%inclusion8 decks107 decks
7%synergy
Blood Money
7.5%inclusion8 decks107 decks
4%synergy
Insatiable Avarice
6.5%inclusion7 decks107 decks
-4%synergy
Black Sun's Zenith
5.6%inclusion6 decks107 decks
1%synergy
Petty Larceny
5.6%inclusion6 decks107 decks
5%synergy
Fell
5.6%inclusion6 decks107 decks
2%synergy
Deadly Tempest
5.6%inclusion6 decks107 decks
4%synergy
Utility Artifacts
Staff of Eden, Vault's Key
37%inclusion40 decks107 decks
36%synergy
Realmbreaker, the Invasion Tree
34%inclusion36 decks107 decks
33%synergy
Reito Lantern
33%inclusion35 decks107 decks
33%synergy
The Darkness Crystal
30%inclusion18 decks61 decks
9%synergy
Swiftfoot Boots
24%inclusion26 decks107 decks
-7%synergy
Bontu's Monument
23%inclusion25 decks107 decks
-5%synergy
Expedition Map
20%inclusion21 decks107 decks
8%synergy
Lightning Greaves
19%inclusion20 decks107 decks
-15%synergy
Strionic Resonator
18%inclusion19 decks107 decks
16%synergy
Chaos Wand
11%inclusion12 decks107 decks
11%synergy
Manascape Refractor
10%inclusion11 decks107 decks
10%synergy
Portal to Phyrexia
9.3%inclusion10 decks107 decks
8%synergy
Whip of Erebos
9.3%inclusion10 decks107 decks
-2%synergy
The Cauldron of Eternity
8.4%inclusion9 decks107 decks
8%synergy
Mask of Griselbrand
7.5%inclusion8 decks107 decks
4%synergy
Mindcrank
7.5%inclusion8 decks107 decks
2%synergy
World Map
6.8%inclusion4 decks59 decks
5%synergy
Crawlspace
5.6%inclusion6 decks107 decks
5%synergy
Dream-Thief's Bandana
5.6%inclusion6 decks107 decks
5%synergy
Nautiloid Ship
5.6%inclusion6 decks107 decks
5%synergy
Mimic Vat
5.6%inclusion6 decks107 decks
4%synergy
Endless Atlas
5.6%inclusion6 decks107 decks
3%synergy
Enchantments
Phyrexian Arena
44%inclusion47 decks107 decks
5%synergy
Grave Betrayal
31%inclusion33 decks107 decks
28%synergy
Animate Dead
28%inclusion30 decks107 decks
11%synergy
Black Market
27%inclusion29 decks107 decks
7%synergy
The Eldest Reborn
24%inclusion26 decks107 decks
21%synergy
Black Market Connections
23%inclusion25 decks107 decks
-1%synergy
Virtue of Persistence
21%inclusion22 decks107 decks
16%synergy
Meathook Massacre II
18%inclusion19 decks105 decks
12%synergy
Changing Loyalty
18%inclusion3 decks17 decks
17%synergy
Hedonist's Trove
14%inclusion15 decks107 decks
14%synergy
Minion's Return
13%inclusion14 decks107 decks
12%synergy
No Mercy
13%inclusion14 decks107 decks
6%synergy
The Meathook Massacre
6.5%inclusion7 decks107 decks
-11%synergy
Greed
6.5%inclusion7 decks107 decks
0%synergy
Protection Racket
6.5%inclusion7 decks107 decks
6%synergy
Planeswalkers
Liliana of the Dark Realms
22%inclusion24 decks107 decks
9%synergy
Tevesh Szat, Doom of Fools
5.6%inclusion6 decks107 decks
3%synergy
Utility Lands
Cabal Coffers
53%inclusion57 decks107 decks
-2%synergy
Cabal Stronghold
42%inclusion45 decks107 decks
8%synergy
Bojuka Bog
41%inclusion44 decks107 decks
-6%synergy
Urborg, Tomb of Yawgmoth
32%inclusion34 decks107 decks
-6%synergy
Witch's Cottage
26%inclusion28 decks107 decks
2%synergy
Nykthos, Shrine to Nyx
26%inclusion28 decks107 decks
-4%synergy
War Room
23%inclusion25 decks107 decks
7%synergy
Rogue's Passage
23%inclusion25 decks107 decks
4%synergy
Temple of the False God
22%inclusion24 decks107 decks
15%synergy
Reliquary Tower
21%inclusion22 decks107 decks
-9%synergy
Castle Locthwain
20%inclusion21 decks107 decks
3%synergy
Thespian's Stage
16%inclusion17 decks107 decks
11%synergy
Takenuma, Abandoned Mire
13%inclusion14 decks107 decks
-3%synergy
Mortuary Mire
12%inclusion13 decks107 decks
-1%synergy
Vesuva
12%inclusion13 decks107 decks
9%synergy
Midgar, City of Mako
10%inclusion6 decks59 decks
-0%synergy
Barren Moor
9.3%inclusion10 decks107 decks
0%synergy
Susur Secundi, Void Altar
7.7%inclusion4 decks52 decks
1%synergy
Phyrexian Tower
7.5%inclusion8 decks107 decks
-19%synergy
Command Beacon
7.5%inclusion8 decks107 decks
-1%synergy
Emergence Zone
6.5%inclusion7 decks107 decks
3%synergy
Terrain Generator
6.5%inclusion7 decks107 decks
5%synergy
Havengul Laboratory
6.5%inclusion7 decks107 decks
6%synergy
Spymaster's Vault
5.6%inclusion6 decks107 decks
-4%synergy
Hidden Necropolis
5.6%inclusion6 decks107 decks
4%synergy
Mana Artifacts
Sol Ring
84%inclusion90 decks107 decks
-1%synergy
Arcane Signet
66%inclusion71 decks107 decks
5%synergy
Charcoal Diamond
59%inclusion63 decks107 decks
37%synergy
Mind Stone
57%inclusion61 decks107 decks
29%synergy
Thran Dynamo
46%inclusion49 decks107 decks
40%synergy
Thought Vessel
38%inclusion41 decks107 decks
14%synergy
Fellwar Stone
35%inclusion37 decks107 decks
21%synergy
Caged Sun
32%inclusion34 decks107 decks
21%synergy
Nyx Lotus
30%inclusion32 decks107 decks
24%synergy
Sceptre of Eternal Glory
24%inclusion26 decks107 decks
17%synergy
Worn Powerstone
23%inclusion25 decks107 decks
19%synergy
Hedron Archive
20%inclusion21 decks107 decks
16%synergy
Vessel of Endless Rest
20%inclusion21 decks107 decks
20%synergy
Commander's Sphere
19%inclusion20 decks107 decks
11%synergy
Throne of Eldraine
19%inclusion20 decks107 decks
10%synergy
The Soul Stone
18%inclusion9 decks51 decks
2%synergy
Everflowing Chalice
17%inclusion18 decks107 decks
12%synergy
Gilded Lotus
17%inclusion18 decks107 decks
12%synergy
Gauntlet of Power
15%inclusion16 decks107 decks
12%synergy
Extraplanar Lens
13%inclusion14 decks107 decks
8%synergy
Prismatic Lens
9.3%inclusion10 decks107 decks
7%synergy
Coldsteel Heart
7.5%inclusion8 decks107 decks
6%synergy
Chromatic Lantern
5.6%inclusion6 decks107 decks
5%synergy
Decanter of Endless Water
5.6%inclusion6 decks107 decks
3%synergy
Lands
Swamp
83%inclusion89 decks107 decks
-12%synergy
Myriad Landscape
52%inclusion56 decks107 decks
28%synergy
Fell the Profane
20%inclusion21 decks107 decks
-0%synergy
Snow-Covered Swamp
18%inclusion19 decks107 decks
11%synergy
Malakir Rebirth
13%inclusion14 decks107 decks
-10%synergy
Exotic Orchard
11%inclusion12 decks107 decks
10%synergy
Urza's Cave
11%inclusion12 decks107 decks
3%synergy
Hagra Mauling
8.4%inclusion9 decks107 decks
4%synergy
Demolition Field
6.5%inclusion7 decks107 decks
1%synergy
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