Arvinox, the Mind Flail (Commander) - Core Devotion

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,373
2decks
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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Brainstealer Dragon
100%inclusion2 decks2 decks
97%synergy
Sepulchral Primordial
100%inclusion2 decks2 decks
98%synergy
Lord of the Void
100%inclusion2 decks2 decks
98%synergy
Intellect Devourer
100%inclusion2 decks2 decks
99%synergy
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97%synergy
Elder Brain
100%inclusion2 decks2 decks
97%synergy
Leaden Myr
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94%synergy
Solemn Simulacrum
50%inclusion1 decks2 decks
28%synergy
Puppeteer Clique
50%inclusion1 decks2 decks
49%synergy
Bismuth Mindrender
50%inclusion1 decks2 decks
49%synergy
Magus of the Coffers
50%inclusion1 decks2 decks
43%synergy
Starving Revenant
50%inclusion1 decks2 decks
49%synergy
Plaguecrafter
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30%synergy
Nightmare
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49%synergy
Nighthawk Scavenger
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45%synergy
Gray Merchant of Asphodel
50%inclusion1 decks2 decks
-1%synergy
Defiler of Flesh
50%inclusion1 decks2 decks
46%synergy
Blood Seeker
50%inclusion1 decks2 decks
49%synergy
Umbra Stalker
50%inclusion1 decks2 decks
50%synergy
Ink-Eyes, Servant of Oni
50%inclusion1 decks2 decks
47%synergy
Marshland Bloodcaster
50%inclusion1 decks2 decks
49%synergy
Mari, the Killing Quill
50%inclusion1 decks2 decks
49%synergy
Squelching Leeches
50%inclusion1 decks2 decks
49%synergy
Abyssal Harvester
50%inclusion1 decks2 decks
46%synergy
Lorcan, Warlock Collector
50%inclusion1 decks2 decks
50%synergy
Nirkana Revenant
50%inclusion1 decks2 decks
39%synergy
Preacher of the Schism
50%inclusion1 decks2 decks
49%synergy
Tinybones, the Pickpocket
50%inclusion1 decks2 decks
45%synergy
Burnished Hart
50%inclusion1 decks2 decks
43%synergy
Author of Shadows
50%inclusion1 decks2 decks
49%synergy
Treasure Dredger
50%inclusion1 decks2 decks
50%synergy
Zenith Chronicler
50%inclusion1 decks2 decks
49%synergy
Crypt Ghast
50%inclusion1 decks2 decks
2%synergy
Doomsday Excruciator
50%inclusion1 decks2 decks
48%synergy
Rankle, Master of Pranks
50%inclusion1 decks2 decks
38%synergy
Vesper Ghoul
50%inclusion1 decks2 decks
50%synergy
Valgavoth, Terror Eater
50%inclusion1 decks2 decks
45%synergy
K'rrik, Son of Yawgmoth
50%inclusion1 decks2 decks
31%synergy
Nashi, Moon Sage's Scion
50%inclusion1 decks2 decks
46%synergy
Geth, Lord of the Vault
50%inclusion1 decks2 decks
49%synergy
Forsworn Paladin
50%inclusion1 decks2 decks
49%synergy
Kheru Mind-Eater
50%inclusion1 decks2 decks
50%synergy
Gonti, Night Minister
50%inclusion1 decks2 decks
47%synergy
Herald of Leshrac
50%inclusion1 decks2 decks
50%synergy
Gisa, Glorious Resurrector
50%inclusion1 decks2 decks
45%synergy
Dauthi Voidwalker
50%inclusion1 decks2 decks
34%synergy
Thieving Amalgam
50%inclusion1 decks2 decks
49%synergy
Instants
Outrageous Robbery
100%inclusion2 decks2 decks
98%synergy
Deadly Rollick
50%inclusion1 decks2 decks
26%synergy
Consuming Corruption
50%inclusion1 decks2 decks
34%synergy
Deadly Dispute
50%inclusion1 decks2 decks
24%synergy
Dark Ritual
50%inclusion1 decks2 decks
-17%synergy
Doom Blade
50%inclusion1 decks2 decks
43%synergy
Soul Shatter
50%inclusion1 decks2 decks
38%synergy
Tendrils of Corruption
50%inclusion1 decks2 decks
46%synergy
Succumb to Temptation
50%inclusion1 decks2 decks
49%synergy
Cast Down
50%inclusion1 decks2 decks
49%synergy
Szat's Will
50%inclusion1 decks2 decks
47%synergy
Withering Torment
50%inclusion1 decks2 decks
19%synergy
Sorceries
Bubbling Muck
100%inclusion2 decks2 decks
84%synergy
Cruelclaw's Heist
100%inclusion2 decks2 decks
98%synergy
Visions of Dread
50%inclusion1 decks2 decks
50%synergy
Worthy Cost
50%inclusion1 decks2 decks
48%synergy
Dredge the Mire
50%inclusion1 decks2 decks
49%synergy
Cloudkill
50%inclusion1 decks2 decks
50%synergy
Soul Transfer
50%inclusion1 decks2 decks
50%synergy
Victimize
50%inclusion1 decks2 decks
23%synergy
Ghastly Conscription
50%inclusion1 decks2 decks
50%synergy
Predators' Hour
50%inclusion1 decks2 decks
49%synergy
Shadow of the Enemy
50%inclusion1 decks2 decks
49%synergy
Feed the Swarm
50%inclusion1 decks2 decks
0%synergy
Blasphemous Edict
50%inclusion1 decks2 decks
33%synergy
Blood Money
50%inclusion1 decks2 decks
47%synergy
Night's Whisper
50%inclusion1 decks2 decks
25%synergy
Boneyard Parley
50%inclusion1 decks2 decks
50%synergy
Diresight
50%inclusion1 decks2 decks
47%synergy
Toxic Deluge
50%inclusion1 decks2 decks
13%synergy
Necromantic Selection
50%inclusion1 decks2 decks
48%synergy
Heartless Conscription
50%inclusion1 decks2 decks
49%synergy
Eaten Alive
50%inclusion1 decks2 decks
46%synergy
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Wayfarer's Bauble
50%inclusion1 decks2 decks
35%synergy
Armillary Sphere
50%inclusion1 decks2 decks
50%synergy
Traveler's Amulet
50%inclusion1 decks2 decks
50%synergy
Bontu's Monument
50%inclusion1 decks2 decks
22%synergy
Braidwood Sextant
50%inclusion1 decks2 decks
50%synergy
Jet Medallion
50%inclusion1 decks2 decks
-12%synergy
Staff of Eden, Vault's Key
50%inclusion1 decks2 decks
49%synergy
Helm of Awakening
50%inclusion1 decks2 decks
49%synergy
Aether Vial
50%inclusion1 decks2 decks
50%synergy
Enchantments
Black Market
100%inclusion2 decks2 decks
79%synergy
Dead Man's Chest
100%inclusion2 decks2 decks
99%synergy
Cunning Rhetoric
100%inclusion2 decks2 decks
98%synergy
Court of Locthwain
50%inclusion1 decks2 decks
48%synergy
Hedonist's Trove
50%inclusion1 decks2 decks
50%synergy
Wound Reflection
50%inclusion1 decks2 decks
47%synergy
Black Market Connections
50%inclusion1 decks2 decks
26%synergy
Unhallowed Pact
50%inclusion1 decks2 decks
50%synergy
Planeswalkers
Tevesh Szat, Doom of Fools
50%inclusion1 decks2 decks
47%synergy
Utility Lands
Bojuka Bog
50%inclusion1 decks2 decks
3%synergy
Cabal Stronghold
50%inclusion1 decks2 decks
15%synergy
Mortuary Mire
50%inclusion1 decks2 decks
37%synergy
Cabal Coffers
50%inclusion1 decks2 decks
-5%synergy
Temple of the False God
50%inclusion1 decks2 decks
42%synergy
Leechridden Swamp
50%inclusion1 decks2 decks
47%synergy
Mana Artifacts
Arcane Signet
100%inclusion2 decks2 decks
38%synergy
Sol Ring
100%inclusion2 decks2 decks
14%synergy
Thought Vessel
100%inclusion2 decks2 decks
74%synergy
Commander's Sphere
50%inclusion1 decks2 decks
41%synergy
Charcoal Diamond
50%inclusion1 decks2 decks
28%synergy
Replicating Ring
50%inclusion1 decks2 decks
50%synergy
Chromatic Lantern
50%inclusion1 decks2 decks
49%synergy
Gilded Lotus
50%inclusion1 decks2 decks
45%synergy
Infernal Idol
50%inclusion1 decks2 decks
49%synergy
Darksteel Ingot
50%inclusion1 decks2 decks
49%synergy
Thran Dynamo
50%inclusion1 decks2 decks
44%synergy
Worn Powerstone
50%inclusion1 decks2 decks
46%synergy
Manalith
50%inclusion1 decks2 decks
50%synergy
Mind Stone
50%inclusion1 decks2 decks
21%synergy
Nyx Lotus
50%inclusion1 decks2 decks
44%synergy
Letter of Acceptance
50%inclusion1 decks2 decks
50%synergy
Lands
Swamp
100%inclusion2 decks2 decks
5%synergy
Evolving Wilds
50%inclusion1 decks2 decks
46%synergy
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