Arvinox, the Mind Flail (Commander) - Core

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,356
117decks
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Background image for How To Play Horrors Differently In Commander
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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Shark Shredder, Killer Clone
13%inclusion2 decks15 decks
12%synergy
Shredder's Technique
10%inclusion1 decks10 decks
7%synergy
High Synergy Cards
Brainstealer Dragon
78%inclusion91 decks117 decks
75%synergy
Elder Brain
74%inclusion86 decks117 decks
71%synergy
Gonti, Lord of Luxury
73%inclusion85 decks117 decks
69%synergy
Cunning Rhetoric
68%inclusion80 decks117 decks
66%synergy
Intellect Devourer
64%inclusion75 decks117 decks
63%synergy
Thieving Amalgam
62%inclusion73 decks117 decks
61%synergy
Dead Man's Chest
53%inclusion62 decks117 decks
52%synergy
Junktroller
47%inclusion55 decks117 decks
47%synergy
Gisa, Glorious Resurrector
51%inclusion60 decks117 decks
46%synergy
Outrageous Robbery
48%inclusion56 decks117 decks
46%synergy
Top Cards
Dark Ritual
60%inclusion70 decks117 decks
-7%synergy
Crypt Ghast
59%inclusion69 decks117 decks
11%synergy
Feed the Swarm
56%inclusion66 decks117 decks
6%synergy
Gray Merchant of Asphodel
56%inclusion65 decks117 decks
4%synergy
Defile
52%inclusion61 decks117 decks
15%synergy
Jet Medallion
50%inclusion58 decks117 decks
-12%synergy
Solemn Simulacrum
49%inclusion57 decks117 decks
26%synergy
Sign in Blood
49%inclusion57 decks117 decks
13%synergy
Geth, Lord of the Vault
47%inclusion55 decks117 decks
46%synergy
Wayfarer's Bauble
46%inclusion54 decks117 decks
31%synergy
Creatures
Reito Sentinel
41%inclusion48 decks117 decks
41%synergy
Sepulchral Primordial
39%inclusion46 decks117 decks
37%synergy
Nirkana Revenant
39%inclusion46 decks117 decks
28%synergy
Burnished Hart
38%inclusion45 decks117 decks
31%synergy
Thieving Varmint
37%inclusion43 decks117 decks
34%synergy
Magus of the Coffers
35%inclusion41 decks117 decks
28%synergy
Nashi, Moon Sage's Scion
34%inclusion40 decks117 decks
30%synergy
Dauthi Voidwalker
33%inclusion39 decks117 decks
18%synergy
Crabomination
32%inclusion37 decks116 decks
31%synergy
Leaden Myr
32%inclusion37 decks117 decks
26%synergy
Dread Presence
31%inclusion36 decks117 decks
17%synergy
K'rrik, Son of Yawgmoth
31%inclusion36 decks117 decks
12%synergy
Valgavoth, Terror Eater
31%inclusion30 decks98 decks
25%synergy
Rakshasa Debaser
27%inclusion32 decks117 decks
26%synergy
Gonti, Night Minister
26%inclusion18 decks68 decks
24%synergy
Bismuth Mindrender
26%inclusion30 decks116 decks
25%synergy
Plaguecrafter
25%inclusion29 decks117 decks
5%synergy
Author of Shadows
24%inclusion28 decks117 decks
23%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
Kheru Mind-Eater
20%inclusion23 decks117 decks
19%synergy
Oblivion Sower
19%inclusion22 decks117 decks
19%synergy
Draugr Necromancer
19%inclusion22 decks117 decks
18%synergy
Lorcan, Warlock Collector
16%inclusion19 decks117 decks
16%synergy
Phyrexian Obliterator
16%inclusion19 decks117 decks
5%synergy
Tinybones, Bauble Burglar
16%inclusion14 decks87 decks
12%synergy
Hoverstone Pilgrim
15%inclusion18 decks117 decks
15%synergy
Accursed Marauder
15%inclusion17 decks116 decks
-7%synergy
Hoarding Broodlord
15%inclusion17 decks117 decks
10%synergy
Herald of Leshrac
14%inclusion16 decks117 decks
13%synergy
Fleshbag Marauder
13%inclusion15 decks117 decks
-3%synergy
Lord of the Void
13%inclusion15 decks117 decks
11%synergy
Sheoldred, Whispering One
13%inclusion15 decks117 decks
1%synergy
Sheoldred
13%inclusion15 decks117 decks
7%synergy
Chainer, Dementia Master
13%inclusion15 decks117 decks
8%synergy
Ancient Cellarspawn
12%inclusion12 decks97 decks
10%synergy
Morbid Opportunist
12%inclusion14 decks117 decks
-11%synergy
Cogwork Archivist
12%inclusion14 decks117 decks
12%synergy
Ravenous Chupacabra
12%inclusion14 decks117 decks
7%synergy
Shelob, Dread Weaver
11%inclusion13 decks117 decks
11%synergy
Massacre Girl
10%inclusion12 decks117 decks
3%synergy
Murderous Rider
9.4%inclusion11 decks117 decks
3%synergy
Ornithopter of Paradise
9.4%inclusion11 decks117 decks
7%synergy
Rev, Tithe Extractor
9.2%inclusion8 decks87 decks
7%synergy
Jade-Cast Sentinel
9.1%inclusion5 decks55 decks
9%synergy
Massacre Wurm
8.5%inclusion10 decks117 decks
-9%synergy
Malevolent Chandelier
8.2%inclusion8 decks97 decks
8%synergy
Syr Konrad, the Grim
7.7%inclusion9 decks117 decks
-13%synergy
Junji, the Midnight Sky
7.7%inclusion9 decks117 decks
2%synergy
Instants
Withering Torment
44%inclusion43 decks98 decks
12%synergy
Infernal Grasp
35%inclusion41 decks117 decks
10%synergy
Consuming Corruption
31%inclusion36 decks116 decks
15%synergy
Go for the Throat
31%inclusion36 decks117 decks
8%synergy
Soul Shatter
28%inclusion33 decks117 decks
16%synergy
Stinging Study
23%inclusion27 decks117 decks
20%synergy
Grim Return
21%inclusion25 decks117 decks
20%synergy
Imp's Mischief
18%inclusion21 decks117 decks
-7%synergy
Fell the Profane
17%inclusion20 decks116 decks
-2%synergy
Thrilling Encore
15%inclusion18 decks117 decks
14%synergy
Nurgle's Conscription
15%inclusion17 decks117 decks
14%synergy
Hero's Downfall
14%inclusion16 decks117 decks
7%synergy
Murder
14%inclusion16 decks117 decks
4%synergy
Doom Blade
13%inclusion15 decks117 decks
5%synergy
Malakir Rebirth
12%inclusion14 decks117 decks
-11%synergy
Deadly Rollick
10%inclusion12 decks117 decks
-14%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
Withering Boon
8.5%inclusion10 decks117 decks
4%synergy
Tragic Slip
8.5%inclusion10 decks117 decks
-11%synergy
Tendrils of Corruption
8.5%inclusion10 decks117 decks
5%synergy
Fated Return
7.7%inclusion9 decks117 decks
7%synergy
Village Rites
7.7%inclusion9 decks117 decks
-17%synergy
Not Dead After All
7.7%inclusion9 decks117 decks
-4%synergy
Force of Despair
6.8%inclusion8 decks117 decks
-1%synergy
Sheoldred's Edict
6.8%inclusion8 decks117 decks
-8%synergy
Black Sun's Twilight
6.8%inclusion8 decks117 decks
3%synergy
Hostile Negotiations
6.8%inclusion8 decks117 decks
6%synergy
Bitter Triumph
6.8%inclusion8 decks117 decks
-3%synergy
Sudden Spoiling
6.0%inclusion7 decks117 decks
-3%synergy
Deadly Dispute
5.1%inclusion6 decks117 decks
-20%synergy
Sorceries
Dredge the Mire
39%inclusion46 decks117 decks
39%synergy
Mutilate
39%inclusion46 decks117 decks
22%synergy
Breach the Multiverse
39%inclusion46 decks117 decks
33%synergy
Read the Bones
38%inclusion44 decks117 decks
20%synergy
Heartless Conscription
37%inclusion43 decks117 decks
35%synergy
Visions of Dread
35%inclusion41 decks117 decks
35%synergy
Reanimate
32%inclusion37 decks117 decks
-8%synergy
Cruelclaw's Heist
28%inclusion30 decks106 decks
26%synergy
Night's Whisper
27%inclusion32 decks117 decks
3%synergy
Bubbling Muck
24%inclusion28 decks117 decks
8%synergy
Syphon Mind
23%inclusion27 decks117 decks
11%synergy
Necromantic Selection
23%inclusion27 decks117 decks
21%synergy
Exsanguinate
20%inclusion23 decks117 decks
-5%synergy
Damnation
20%inclusion23 decks117 decks
-1%synergy
Beacon of Unrest
19%inclusion22 decks117 decks
15%synergy
Rise of the Dark Realms
19%inclusion22 decks117 decks
6%synergy
Shadow of the Enemy
17%inclusion20 decks117 decks
17%synergy
In Garruk's Wake
16%inclusion19 decks117 decks
12%synergy
Praetor's Grasp
16%inclusion19 decks117 decks
12%synergy
Toxic Deluge
15%inclusion17 decks117 decks
-22%synergy
Blasphemous Edict
14%inclusion12 decks87 decks
-3%synergy
Come Back Wrong
14%inclusion15 decks110 decks
11%synergy
Predators' Hour
13%inclusion15 decks117 decks
12%synergy
Torment of Hailfire
12%inclusion14 decks117 decks
-4%synergy
Ghouls' Night Out
12%inclusion14 decks117 decks
11%synergy
Extinguish All Hope
12%inclusion14 decks117 decks
12%synergy
Victimize
11%inclusion13 decks117 decks
-15%synergy
Xander's Pact
11%inclusion13 decks117 decks
11%synergy
Ancient Craving
10%inclusion12 decks117 decks
8%synergy
Diabolic Tutor
9.4%inclusion11 decks117 decks
-5%synergy
Decree of Pain
9.4%inclusion11 decks117 decks
4%synergy
Blood Money
8.5%inclusion10 decks117 decks
5%synergy
Psychotic Episode
7.7%inclusion9 decks117 decks
8%synergy
Cloudkill
6.0%inclusion7 decks117 decks
6%synergy
Yawgmoth's Vile Offering
6.0%inclusion7 decks117 decks
5%synergy
Ambition's Cost
6.0%inclusion7 decks117 decks
3%synergy
Deadly Tempest
6.0%inclusion7 decks117 decks
4%synergy
Fell
5.6%inclusion6 decks107 decks
2%synergy
Afterlife from the Loam
5.5%inclusion3 decks55 decks
5%synergy
Petty Larceny
5.4%inclusion6 decks112 decks
5%synergy
Black Sun's Zenith
5.1%inclusion6 decks117 decks
0%synergy
Command the Dreadhorde
5.1%inclusion6 decks117 decks
4%synergy
Blood on the Snow
5.1%inclusion6 decks117 decks
4%synergy
Dead of Winter
5.1%inclusion6 decks117 decks
4%synergy
Corrupt
5.1%inclusion6 decks117 decks
2%synergy
Invoke Despair
5.1%inclusion6 decks117 decks
3%synergy
Utility Artifacts
Realmbreaker, the Invasion Tree
38%inclusion44 decks117 decks
37%synergy
Staff of Eden, Vault's Key
37%inclusion41 decks112 decks
36%synergy
Reito Lantern
35%inclusion41 decks117 decks
35%synergy
Swiftfoot Boots
24%inclusion28 decks117 decks
-8%synergy
The Darkness Crystal
23%inclusion12 decks52 decks
3%synergy
Strionic Resonator
20%inclusion23 decks117 decks
18%synergy
Bontu's Monument
19%inclusion22 decks117 decks
-9%synergy
Expedition Map
18%inclusion21 decks117 decks
6%synergy
Lightning Greaves
16%inclusion19 decks117 decks
-17%synergy
Chaos Wand
13%inclusion15 decks117 decks
13%synergy
Manascape Refractor
10%inclusion12 decks117 decks
10%synergy
Whip of Erebos
9.4%inclusion11 decks117 decks
-1%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
8.0%inclusion4 decks50 decks
6%synergy
Mask of Griselbrand
6.8%inclusion8 decks117 decks
4%synergy
Lithoform Engine
6.0%inclusion7 decks117 decks
5%synergy
Nautiloid Ship
6.0%inclusion7 decks117 decks
6%synergy
Mimic Vat
6.0%inclusion7 decks117 decks
5%synergy
Dream-Thief's Bandana
5.1%inclusion6 decks117 decks
4%synergy
Endless Atlas
5.1%inclusion6 decks117 decks
3%synergy
Enchantments
Court of Locthwain
42%inclusion49 decks117 decks
40%synergy
Phyrexian Arena
40%inclusion47 decks117 decks
0%synergy
Grave Betrayal
33%inclusion39 decks117 decks
31%synergy
Black Market
26%inclusion30 decks117 decks
5%synergy
The Eldest Reborn
26%inclusion30 decks117 decks
22%synergy
Animate Dead
25%inclusion29 decks117 decks
7%synergy
Black Market Connections
19%inclusion22 decks117 decks
-5%synergy
Virtue of Persistence
19%inclusion22 decks117 decks
14%synergy
Meathook Massacre II
18%inclusion18 decks98 decks
12%synergy
Hedonist's Trove
18%inclusion21 decks117 decks
18%synergy
Minion's Return
15%inclusion18 decks117 decks
15%synergy
No Mercy
10%inclusion12 decks117 decks
3%synergy
Greed
7.7%inclusion9 decks117 decks
1%synergy
Protection Racket
6.0%inclusion7 decks117 decks
5%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
Kaya's Ghostform
5.1%inclusion6 decks117 decks
-5%synergy
The Rise of Sozin
5.0%inclusion2 decks40 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
46%inclusion54 decks117 decks
-9%synergy
Bojuka Bog
40%inclusion47 decks117 decks
-7%synergy
Cabal Stronghold
40%inclusion47 decks117 decks
5%synergy
Witch's Cottage
26%inclusion31 decks117 decks
2%synergy
Urborg, Tomb of Yawgmoth
26%inclusion31 decks117 decks
-11%synergy
Nykthos, Shrine to Nyx
24%inclusion28 decks117 decks
-6%synergy
Temple of the False God
24%inclusion28 decks117 decks
16%synergy
War Room
24%inclusion28 decks117 decks
8%synergy
Reliquary Tower
21%inclusion24 decks117 decks
-10%synergy
Rogue's Passage
21%inclusion24 decks117 decks
1%synergy
Castle Locthwain
18%inclusion21 decks117 decks
1%synergy
Thespian's Stage
14%inclusion16 decks117 decks
8%synergy
Mortuary Mire
13%inclusion15 decks117 decks
0%synergy
Takenuma, Abandoned Mire
11%inclusion13 decks117 decks
-5%synergy
Vesuva
10%inclusion12 decks117 decks
7%synergy
Midgar, City of Mako
10%inclusion5 decks50 decks
-1%synergy
Barren Moor
9.4%inclusion11 decks117 decks
0%synergy
Susur Secundi, Void Altar
9.3%inclusion4 decks43 decks
2%synergy
Command Beacon
7.7%inclusion9 decks117 decks
-1%synergy
Terrain Generator
6.8%inclusion8 decks117 decks
5%synergy
Havengul Laboratory
6.0%inclusion7 decks117 decks
6%synergy
Spymaster's Vault
5.2%inclusion6 decks116 decks
-4%synergy
Phyrexian Tower
5.1%inclusion6 decks117 decks
-20%synergy
Emergence Zone
5.1%inclusion6 decks117 decks
2%synergy
Mana Artifacts
Sol Ring
83%inclusion97 decks117 decks
-3%synergy
Arcane Signet
66%inclusion77 decks117 decks
4%synergy
Charcoal Diamond
61%inclusion71 decks117 decks
38%synergy
Mind Stone
59%inclusion69 decks117 decks
30%synergy
Thran Dynamo
44%inclusion52 decks117 decks
39%synergy
Thought Vessel
38%inclusion44 decks117 decks
12%synergy
Fellwar Stone
34%inclusion40 decks117 decks
20%synergy
Caged Sun
32%inclusion38 decks117 decks
21%synergy
Nyx Lotus
28%inclusion33 decks117 decks
22%synergy
Worn Powerstone
25%inclusion29 decks117 decks
21%synergy
Sceptre of Eternal Glory
23%inclusion27 decks117 decks
15%synergy
Commander's Sphere
21%inclusion24 decks117 decks
12%synergy
Vessel of Endless Rest
20%inclusion23 decks117 decks
20%synergy
Hedron Archive
19%inclusion22 decks117 decks
15%synergy
Everflowing Chalice
17%inclusion20 decks117 decks
11%synergy
Gauntlet of Power
16%inclusion19 decks117 decks
13%synergy
Gilded Lotus
15%inclusion18 decks117 decks
10%synergy
Throne of Eldraine
15%inclusion17 decks117 decks
4%synergy
The Soul Stone
14%inclusion6 decks42 decks
0%synergy
Extraplanar Lens
12%inclusion14 decks117 decks
7%synergy
Prismatic Lens
11%inclusion13 decks117 decks
9%synergy
Coldsteel Heart
6.8%inclusion8 decks117 decks
5%synergy
Chromatic Lantern
6.8%inclusion8 decks117 decks
6%synergy
Decanter of Endless Water
5.1%inclusion6 decks117 decks
2%synergy
Liquimetal Torque
5.1%inclusion6 decks117 decks
2%synergy
Lands
Swamp
85%inclusion99 decks117 decks
-10%synergy
Myriad Landscape
53%inclusion62 decks117 decks
27%synergy
Snow-Covered Swamp
18%inclusion21 decks117 decks
11%synergy
Fell the Profane
17%inclusion20 decks116 decks
-2%synergy
Malakir Rebirth
12%inclusion14 decks117 decks
-11%synergy
Exotic Orchard
11%inclusion13 decks117 decks
10%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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