Mind Flayer, the Shadow (Commander) - Upgraded

Original Name:

Arvinox, the Mind FlailArvinox, the Mind Flail

Mind Flayer, the Shadow
Rank #1,440
88decks
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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Black Widow, Super Spy
11%inclusion2 decks18 decks
10%synergy
Doom's Time Platform
6.3%inclusion1 decks16 decks
5%synergy
Klaw, Master of Sound
6.3%inclusion1 decks16 decks
6%synergy
Captain America's Shield
5.3%inclusion1 decks19 decks
5%synergy
Baron Helmut Zemo
1.9%inclusion1 decks53 decks
1%synergy
High Synergy Cards
Brainstealer Dragon
81%inclusion71 decks88 decks
78%synergy
Gonti, Lord of Luxury
74%inclusion65 decks88 decks
71%synergy
Elder Brain
72%inclusion63 decks88 decks
69%synergy
Cunning Rhetoric
64%inclusion56 decks88 decks
61%synergy
Breach the Multiverse
63%inclusion55 decks88 decks
57%synergy
Thieving Amalgam
56%inclusion49 decks88 decks
54%synergy
Intellect Devourer
55%inclusion48 decks88 decks
54%synergy
Dauthi Voidwalker
69%inclusion61 decks88 decks
54%synergy
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53%inclusion47 decks88 decks
49%synergy
Court of Locthwain
49%inclusion43 decks88 decks
47%synergy
Top Cards
Dark Ritual
82%inclusion72 decks88 decks
15%synergy
Crypt Ghast
81%inclusion71 decks88 decks
34%synergy
Jet Medallion
76%inclusion67 decks88 decks
14%synergy
Gray Merchant of Asphodel
66%inclusion58 decks88 decks
15%synergy
Reanimate
66%inclusion58 decks88 decks
25%synergy
Nirkana Revenant
53%inclusion47 decks88 decks
43%synergy
Feed the Swarm
51%inclusion45 decks88 decks
1%synergy
Phyrexian Arena
50%inclusion44 decks88 decks
11%synergy
Defile
50%inclusion44 decks88 decks
15%synergy
The Darkness Crystal
49%inclusion36 decks74 decks
29%synergy
Game Changers
Bolas's Citadel
36%inclusion32 decks88 decks
8%synergy
Opposition Agent
35%inclusion31 decks88 decks
26%synergy
Demonic Tutor
26%inclusion23 decks88 decks
-1%synergy
Tergrid, God of Fright
23%inclusion20 decks88 decks
15%synergy
Necropotence
18%inclusion16 decks88 decks
4%synergy
Ancient Tomb
13%inclusion11 decks88 decks
1%synergy
Vampiric Tutor
9.1%inclusion8 decks88 decks
-12%synergy
Creatures
Dread Presence
48%inclusion42 decks88 decks
34%synergy
Solemn Simulacrum
44%inclusion39 decks88 decks
23%synergy
Geth, Lord of the Vault
43%inclusion38 decks88 decks
42%synergy
K'rrik, Son of Yawgmoth
42%inclusion37 decks88 decks
23%synergy
Gonti, Night Minister
42%inclusion35 decks84 decks
39%synergy
Sepulchral Primordial
38%inclusion33 decks88 decks
35%synergy
Thieving Varmint
36%inclusion32 decks88 decks
33%synergy
Magus of the Coffers
35%inclusion31 decks88 decks
29%synergy
Junktroller
35%inclusion31 decks88 decks
35%synergy
Valgavoth, Terror Eater
35%inclusion31 decks88 decks
30%synergy
Nashi, Moon Sage's Scion
32%inclusion28 decks88 decks
28%synergy
Burnished Hart
31%inclusion27 decks88 decks
24%synergy
Reito Sentinel
30%inclusion26 decks88 decks
29%synergy
Black Cat, Cunning Thief
29%inclusion18 decks62 decks
28%synergy
Crabomination
28%inclusion25 decks88 decks
27%synergy
Tinybones, the Pickpocket
27%inclusion24 decks88 decks
22%synergy
Gix, Yawgmoth Praetor
25%inclusion22 decks88 decks
20%synergy
Sheoldred, Whispering One
23%inclusion20 decks88 decks
11%synergy
Hoarding Broodlord
20%inclusion18 decks88 decks
16%synergy
Tinybones, Bauble Burglar
20%inclusion17 decks87 decks
16%synergy
Bismuth Mindrender
19%inclusion17 decks88 decks
19%synergy
Rakshasa Debaser
19%inclusion17 decks88 decks
18%synergy
Morbid Opportunist
18%inclusion16 decks88 decks
-6%synergy
Phyrexian Obliterator
18%inclusion16 decks88 decks
7%synergy
Oblivion Sower
18%inclusion16 decks88 decks
18%synergy
Lord of the Void
17%inclusion15 decks88 decks
15%synergy
Draugr Necromancer
17%inclusion15 decks88 decks
17%synergy
Rev, Tithe Extractor
16%inclusion14 decks87 decks
14%synergy
Plaguecrafter
16%inclusion14 decks88 decks
-4%synergy
Ancient Cellarspawn
15%inclusion13 decks88 decks
13%synergy
Sheoldred
14%inclusion12 decks88 decks
8%synergy
Braids, Arisen Nightmare
13%inclusion11 decks88 decks
-7%synergy
Sheoldred, the Apocalypse
11%inclusion10 decks88 decks
-3%synergy
Wandering Archaic
11%inclusion10 decks88 decks
11%synergy
Liliana, Heretical Healer
11%inclusion10 decks88 decks
8%synergy
Kheru Mind-Eater
11%inclusion10 decks88 decks
11%synergy
Defiler of Flesh
10%inclusion9 decks88 decks
6%synergy
Author of Shadows
10%inclusion9 decks88 decks
10%synergy
Accursed Marauder
10%inclusion9 decks88 decks
-12%synergy
Leaden Myr
10%inclusion9 decks88 decks
4%synergy
Grave Researcher
9.4%inclusion3 decks32 decks
1%synergy
Erebos, God of the Dead
9.1%inclusion8 decks88 decks
5%synergy
Lorcan, Warlock Collector
9.1%inclusion8 decks88 decks
9%synergy
Ardyn, the Usurper
8.1%inclusion6 decks74 decks
5%synergy
Abyssal Harvester
8.0%inclusion7 decks87 decks
4%synergy
Keen Duelist
8.0%inclusion7 decks88 decks
6%synergy
Nightmare Shepherd
8.0%inclusion7 decks88 decks
7%synergy
Chainer, Dementia Master
8.0%inclusion7 decks88 decks
3%synergy
Syr Konrad, the Grim
6.8%inclusion6 decks88 decks
-13%synergy
Fleshbag Marauder
6.8%inclusion6 decks88 decks
-10%synergy
Instants
Withering Torment
47%inclusion41 decks88 decks
15%synergy
Infernal Grasp
38%inclusion33 decks88 decks
12%synergy
Outrageous Robbery
35%inclusion31 decks88 decks
33%synergy
Stinging Study
31%inclusion27 decks88 decks
28%synergy
Imp's Mischief
26%inclusion23 decks88 decks
1%synergy
Consuming Corruption
26%inclusion23 decks88 decks
11%synergy
Soul Shatter
25%inclusion22 decks88 decks
13%synergy
Deadly Rollick
24%inclusion21 decks88 decks
-1%synergy
Fell the Profane
24%inclusion21 decks88 decks
4%synergy
Sudden Spoiling
24%inclusion21 decks88 decks
15%synergy
Go for the Throat
23%inclusion20 decks88 decks
0%synergy
Darkness
22%inclusion19 decks88 decks
11%synergy
Malakir Rebirth
22%inclusion19 decks88 decks
-2%synergy
Baleful Mastery
22%inclusion19 decks88 decks
14%synergy
Grim Return
17%inclusion15 decks88 decks
16%synergy
Force of Despair
15%inclusion13 decks88 decks
7%synergy
Doom Blade
15%inclusion13 decks88 decks
8%synergy
Snuff Out
14%inclusion12 decks88 decks
0%synergy
The Spot's Portal
13%inclusion8 decks62 decks
12%synergy
Deadly Dispute
11%inclusion10 decks88 decks
-15%synergy
Cabal Ritual
11%inclusion10 decks88 decks
-7%synergy
Thrilling Encore
10%inclusion9 decks88 decks
9%synergy
Hero's Downfall
9.1%inclusion8 decks88 decks
2%synergy
Sheoldred's Edict
9.1%inclusion8 decks88 decks
-6%synergy
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5%synergy
Murder
8.0%inclusion7 decks88 decks
-2%synergy
Hagra Mauling
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2%synergy
Village Rites
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-19%synergy
Tragic Slip
6.8%inclusion6 decks88 decks
-12%synergy
Archenemy's Charm
6.0%inclusion4 decks67 decks
-3%synergy
Pain 101
5.0%inclusion2 decks40 decks
4%synergy
Sorceries
Sign in Blood
48%inclusion42 decks88 decks
13%synergy
Damnation
42%inclusion37 decks88 decks
22%synergy
Rise of the Dark Realms
41%inclusion36 decks88 decks
28%synergy
Night's Whisper
39%inclusion34 decks88 decks
14%synergy
Exsanguinate
39%inclusion34 decks88 decks
14%synergy
Bubbling Muck
34%inclusion30 decks88 decks
18%synergy
Toxic Deluge
34%inclusion30 decks88 decks
-3%synergy
Cruelclaw's Heist
33%inclusion29 decks88 decks
31%synergy
Heartless Conscription
33%inclusion29 decks88 decks
32%synergy
Dredge the Mire
32%inclusion28 decks88 decks
31%synergy
Praetor's Grasp
28%inclusion25 decks88 decks
25%synergy
Torment of Hailfire
25%inclusion22 decks88 decks
10%synergy
Decorum Dissertation
23%inclusion7 decks30 decks
17%synergy
Mutilate
22%inclusion19 decks88 decks
6%synergy
Visions of Dread
19%inclusion17 decks88 decks
19%synergy
Read the Bones
18%inclusion16 decks88 decks
2%synergy
Blasphemous Edict
16%inclusion14 decks87 decks
-0%synergy
Diabolic Tutor
15%inclusion13 decks88 decks
1%synergy
Victimize
15%inclusion13 decks88 decks
-13%synergy
Beacon of Unrest
15%inclusion13 decks88 decks
11%synergy
Grim Tutor
15%inclusion13 decks88 decks
3%synergy
Blood Money
14%inclusion12 decks88 decks
11%synergy
Syphon Mind
14%inclusion12 decks88 decks
2%synergy
Xander's Pact
13%inclusion11 decks88 decks
12%synergy
Shadow of the Enemy
11%inclusion10 decks88 decks
11%synergy
Decree of Pain
10%inclusion9 decks88 decks
5%synergy
Insatiable Avarice
10%inclusion9 decks88 decks
-1%synergy
Necromantic Selection
10%inclusion9 decks88 decks
8%synergy
Profane Tutor
8.0%inclusion7 decks88 decks
4%synergy
Profane Transfusion
8.0%inclusion7 decks88 decks
6%synergy
Predators' Hour
8.0%inclusion7 decks88 decks
7%synergy
Petty Larceny
8.0%inclusion7 decks88 decks
8%synergy
In Garruk's Wake
8.0%inclusion7 decks88 decks
4%synergy
Come Back Wrong
6.8%inclusion6 decks88 decks
4%synergy
Yawgmoth's Vile Offering
6.8%inclusion6 decks88 decks
6%synergy
Extinguish All Hope
6.8%inclusion6 decks88 decks
7%synergy
Sanguimancy
6.8%inclusion6 decks88 decks
6%synergy
Psychotic Episode
5.7%inclusion5 decks88 decks
6%synergy
Blood on the Snow
5.7%inclusion5 decks88 decks
5%synergy
Dead of Winter
5.7%inclusion5 decks88 decks
5%synergy
Agadeem's Awakening
5.7%inclusion5 decks88 decks
-2%synergy
Ambition's Cost
5.7%inclusion5 decks88 decks
3%synergy
Ashen Powder
5.7%inclusion5 decks88 decks
6%synergy
Worst Fears
5.7%inclusion5 decks88 decks
5%synergy
Utility Artifacts
Bontu's Monument
35%inclusion31 decks88 decks
7%synergy
Staff of Eden, Vault's Key
31%inclusion27 decks88 decks
30%synergy
Lightning Greaves
30%inclusion26 decks88 decks
-4%synergy
Wayfarer's Bauble
25%inclusion22 decks88 decks
10%synergy
Reito Lantern
25%inclusion22 decks88 decks
25%synergy
Expedition Map
23%inclusion20 decks88 decks
11%synergy
Swiftfoot Boots
23%inclusion20 decks88 decks
-9%synergy
Whip of Erebos
22%inclusion19 decks88 decks
11%synergy
Realmbreaker, the Invasion Tree
15%inclusion13 decks88 decks
14%synergy
Strionic Resonator
14%inclusion12 decks88 decks
12%synergy
Mindcrank
13%inclusion11 decks88 decks
7%synergy
Portal to Phyrexia
11%inclusion10 decks88 decks
10%synergy
Chaos Wand
9.1%inclusion8 decks88 decks
9%synergy
Nautiloid Ship
8.0%inclusion7 decks88 decks
8%synergy
Dream-Thief's Bandana
6.8%inclusion6 decks88 decks
6%synergy
Vedalken Orrery
6.8%inclusion6 decks88 decks
6%synergy
The Cauldron of Eternity
6.8%inclusion6 decks88 decks
6%synergy
Fishing Gear
6.7%inclusion4 decks60 decks
7%synergy
Mesmeric Orb
5.7%inclusion5 decks88 decks
3%synergy
Commander's Plate
5.7%inclusion5 decks88 decks
-0%synergy
Enchantments
Black Market
44%inclusion39 decks88 decks
24%synergy
Animate Dead
44%inclusion39 decks88 decks
27%synergy
Dead Man's Chest
40%inclusion35 decks88 decks
39%synergy
Grave Betrayal
32%inclusion28 decks88 decks
29%synergy
Black Market Connections
26%inclusion23 decks88 decks
2%synergy
No Mercy
23%inclusion20 decks88 decks
15%synergy
Virtue of Persistence
20%inclusion18 decks88 decks
16%synergy
Meathook Massacre II
16%inclusion14 decks88 decks
10%synergy
Minion's Return
14%inclusion12 decks88 decks
13%synergy
Changing Loyalty
13%inclusion4 decks31 decks
12%synergy
Necromancy
13%inclusion11 decks88 decks
7%synergy
Exquisite Blood
13%inclusion11 decks88 decks
-1%synergy
Oubliette
13%inclusion11 decks88 decks
10%synergy
Heartless Summoning
13%inclusion11 decks88 decks
8%synergy
The Cruelty of Gix
9.1%inclusion8 decks88 decks
8%synergy
The Eldest Reborn
9.1%inclusion8 decks88 decks
6%synergy
Protection Racket
9.1%inclusion8 decks88 decks
9%synergy
Kaya's Ghostform
9.1%inclusion8 decks88 decks
-1%synergy
The Meathook Massacre
8.0%inclusion7 decks88 decks
-9%synergy
Dance of the Dead
6.8%inclusion6 decks88 decks
3%synergy
Mornsong Aria
6.1%inclusion3 decks49 decks
5%synergy
Greed
5.7%inclusion5 decks88 decks
-1%synergy
Hedonist's Trove
5.7%inclusion5 decks88 decks
6%synergy
Painful Quandary
5.7%inclusion5 decks88 decks
-4%synergy
Planeswalkers
Liliana of the Dark Realms
39%inclusion34 decks88 decks
25%synergy
Tevesh Szat, Doom of Fools
6.8%inclusion6 decks88 decks
4%synergy
Utility Lands
Cabal Coffers
88%inclusion77 decks88 decks
33%synergy
Cabal Stronghold
69%inclusion61 decks88 decks
35%synergy
Urborg, Tomb of Yawgmoth
57%inclusion50 decks88 decks
19%synergy
Nykthos, Shrine to Nyx
52%inclusion46 decks88 decks
23%synergy
Bojuka Bog
45%inclusion40 decks88 decks
-2%synergy
Reliquary Tower
39%inclusion34 decks88 decks
9%synergy
Castle Locthwain
34%inclusion30 decks88 decks
17%synergy
War Room
28%inclusion25 decks88 decks
12%synergy
Witch's Cottage
26%inclusion23 decks88 decks
2%synergy
Takenuma, Abandoned Mire
25%inclusion22 decks88 decks
9%synergy
Temple of the False God
24%inclusion21 decks88 decks
16%synergy
Phyrexian Tower
20%inclusion18 decks88 decks
-6%synergy
Thespian's Stage
20%inclusion18 decks88 decks
15%synergy
Command Beacon
17%inclusion15 decks88 decks
9%synergy
Rogue's Passage
16%inclusion14 decks88 decks
-3%synergy
Mortuary Mire
13%inclusion11 decks88 decks
-0%synergy
Maze of Ith
13%inclusion11 decks88 decks
9%synergy
Crypt of Agadeem
13%inclusion11 decks88 decks
1%synergy
Shizo, Death's Storehouse
11%inclusion10 decks88 decks
1%synergy
Havengul Laboratory
11%inclusion10 decks88 decks
11%synergy
Barren Moor
10%inclusion9 decks88 decks
1%synergy
Deserted Temple
9.1%inclusion8 decks88 decks
5%synergy
Vesuva
5.7%inclusion5 decks88 decks
3%synergy
Barad-dûr
5.7%inclusion5 decks88 decks
2%synergy
Mana Artifacts
Sol Ring
95%inclusion84 decks88 decks
10%synergy
Arcane Signet
63%inclusion55 decks88 decks
1%synergy
Thought Vessel
35%inclusion31 decks88 decks
10%synergy
Nyx Lotus
35%inclusion31 decks88 decks
29%synergy
Thran Dynamo
32%inclusion28 decks88 decks
26%synergy
Mind Stone
32%inclusion28 decks88 decks
4%synergy
Charcoal Diamond
27%inclusion24 decks88 decks
5%synergy
Fellwar Stone
24%inclusion21 decks88 decks
10%synergy
Caged Sun
23%inclusion20 decks88 decks
12%synergy
Throne of Eldraine
17%inclusion15 decks88 decks
8%synergy
Sceptre of Eternal Glory
17%inclusion15 decks88 decks
9%synergy
Vessel of Endless Rest
16%inclusion14 decks88 decks
16%synergy
Extraplanar Lens
16%inclusion14 decks88 decks
11%synergy
The Soul Stone
15%inclusion10 decks66 decks
-0%synergy
Gilded Lotus
15%inclusion13 decks88 decks
10%synergy
Everflowing Chalice
13%inclusion11 decks88 decks
7%synergy
Commander's Sphere
13%inclusion11 decks88 decks
5%synergy
Worn Powerstone
10%inclusion9 decks88 decks
6%synergy
Gauntlet of Power
9.1%inclusion8 decks88 decks
6%synergy
Hedron Archive
8.0%inclusion7 decks88 decks
5%synergy
Lands
Swamp
81%inclusion71 decks88 decks
-15%synergy
Myriad Landscape
44%inclusion39 decks88 decks
20%synergy
Fell the Profane
24%inclusion21 decks88 decks
4%synergy
Malakir Rebirth
22%inclusion19 decks88 decks
-2%synergy
Snow-Covered Swamp
22%inclusion19 decks88 decks
15%synergy
Urza's Cave
17%inclusion15 decks88 decks
9%synergy
Demolition Field
8.0%inclusion7 decks88 decks
3%synergy
Hagra Mauling
6.8%inclusion6 decks88 decks
2%synergy
Exotic Orchard
6.8%inclusion6 decks88 decks
6%synergy
Command Tower
5.7%inclusion5 decks88 decks
-0%synergy
Agadeem's Awakening
5.7%inclusion5 decks88 decks
-2%synergy
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