Arvinox, the Mind Flail (Commander) - Core

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,382
119decks
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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
29%inclusion2 decks7 decks
23%synergy
Changing Loyalty
13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
Brainstealer Dragon
76%inclusion91 decks119 decks
74%synergy
Elder Brain
71%inclusion85 decks119 decks
69%synergy
Gonti, Lord of Luxury
71%inclusion84 decks119 decks
67%synergy
Cunning Rhetoric
69%inclusion82 decks119 decks
67%synergy
Intellect Devourer
63%inclusion75 decks119 decks
62%synergy
Thieving Amalgam
61%inclusion72 decks119 decks
59%synergy
Dead Man's Chest
52%inclusion62 decks119 decks
52%synergy
Outrageous Robbery
48%inclusion57 decks119 decks
46%synergy
Gisa, Glorious Resurrector
50%inclusion60 decks119 decks
46%synergy
Junktroller
45%inclusion53 decks119 decks
44%synergy
Top Cards
Crypt Ghast
61%inclusion72 decks119 decks
13%synergy
Dark Ritual
60%inclusion71 decks119 decks
-7%synergy
Feed the Swarm
57%inclusion68 decks119 decks
7%synergy
Gray Merchant of Asphodel
55%inclusion66 decks119 decks
5%synergy
Defile
53%inclusion63 decks119 decks
17%synergy
Jet Medallion
52%inclusion62 decks119 decks
-10%synergy
Sign in Blood
50%inclusion59 decks119 decks
14%synergy
Solemn Simulacrum
47%inclusion56 decks119 decks
25%synergy
Withering Torment
46%inclusion46 decks101 decks
14%synergy
Wayfarer's Bauble
45%inclusion54 decks119 decks
30%synergy
Creatures
Geth, Lord of the Vault
45%inclusion53 decks119 decks
43%synergy
Nirkana Revenant
39%inclusion47 decks119 decks
29%synergy
Sepulchral Primordial
39%inclusion46 decks119 decks
36%synergy
Reito Sentinel
39%inclusion46 decks119 decks
38%synergy
Burnished Hart
38%inclusion45 decks119 decks
31%synergy
Thieving Varmint
37%inclusion44 decks119 decks
34%synergy
Dauthi Voidwalker
35%inclusion42 decks119 decks
20%synergy
Magus of the Coffers
34%inclusion40 decks119 decks
27%synergy
Dread Presence
32%inclusion38 decks119 decks
18%synergy
Crabomination
32%inclusion38 decks119 decks
31%synergy
K'rrik, Son of Yawgmoth
31%inclusion37 decks119 decks
12%synergy
Nashi, Moon Sage's Scion
31%inclusion37 decks119 decks
27%synergy
Leaden Myr
31%inclusion37 decks119 decks
25%synergy
Valgavoth, Terror Eater
31%inclusion31 decks101 decks
25%synergy
Gonti, Night Minister
28%inclusion20 decks71 decks
26%synergy
Bismuth Mindrender
25%inclusion30 decks119 decks
25%synergy
Rakshasa Debaser
25%inclusion30 decks119 decks
24%synergy
Tinybones, the Pickpocket
24%inclusion28 decks119 decks
18%synergy
Plaguecrafter
23%inclusion27 decks119 decks
3%synergy
Author of Shadows
22%inclusion26 decks119 decks
21%synergy
Defiler of Flesh
19%inclusion23 decks119 decks
15%synergy
Gix, Yawgmoth Praetor
19%inclusion23 decks119 decks
14%synergy
Phyrexian Obliterator
18%inclusion21 decks119 decks
6%synergy
Draugr Necromancer
18%inclusion21 decks119 decks
17%synergy
Oblivion Sower
18%inclusion21 decks119 decks
17%synergy
Kheru Mind-Eater
18%inclusion21 decks119 decks
17%synergy
Lorcan, Warlock Collector
16%inclusion19 decks119 decks
16%synergy
Tinybones, Bauble Burglar
16%inclusion14 decks90 decks
12%synergy
Accursed Marauder
15%inclusion18 decks119 decks
-7%synergy
Hoarding Broodlord
14%inclusion17 decks119 decks
10%synergy
Sheoldred, Whispering One
14%inclusion17 decks119 decks
3%synergy
Hoverstone Pilgrim
14%inclusion17 decks119 decks
14%synergy
Morbid Opportunist
13%inclusion16 decks119 decks
-10%synergy
Sheoldred
13%inclusion16 decks119 decks
8%synergy
Lord of the Void
13%inclusion15 decks119 decks
11%synergy
Chainer, Dementia Master
13%inclusion15 decks119 decks
8%synergy
Herald of Leshrac
13%inclusion15 decks119 decks
12%synergy
Ancient Cellarspawn
12%inclusion12 decks100 decks
10%synergy
Cogwork Archivist
12%inclusion14 decks119 decks
12%synergy
Ravenous Chupacabra
12%inclusion14 decks119 decks
7%synergy
Ornithopter of Paradise
10%inclusion12 decks119 decks
7%synergy
Fleshbag Marauder
10%inclusion12 decks119 decks
-6%synergy
Massacre Girl
10%inclusion12 decks119 decks
3%synergy
Shelob, Dread Weaver
10%inclusion12 decks119 decks
10%synergy
Rev, Tithe Extractor
10%inclusion9 decks90 decks
8%synergy
Black Cat, Cunning Thief
10%inclusion4 decks41 decks
9%synergy
Shark Shredder, Killer Clone
9.1%inclusion2 decks22 decks
8%synergy
Jade-Cast Sentinel
8.5%inclusion5 decks59 decks
8%synergy
Murderous Rider
8.4%inclusion10 decks119 decks
2%synergy
Massacre Wurm
8.4%inclusion10 decks119 decks
-9%synergy
Instants
Infernal Grasp
35%inclusion42 decks119 decks
10%synergy
Go for the Throat
33%inclusion39 decks119 decks
10%synergy
Consuming Corruption
30%inclusion36 decks119 decks
15%synergy
Soul Shatter
28%inclusion33 decks119 decks
16%synergy
Stinging Study
23%inclusion27 decks119 decks
20%synergy
Grim Return
20%inclusion24 decks119 decks
19%synergy
Imp's Mischief
18%inclusion22 decks119 decks
-6%synergy
Fell the Profane
18%inclusion21 decks119 decks
-1%synergy
Thrilling Encore
14%inclusion17 decks119 decks
13%synergy
Hero's Downfall
13%inclusion16 decks119 decks
7%synergy
Nurgle's Conscription
13%inclusion16 decks119 decks
13%synergy
Deadly Rollick
13%inclusion15 decks119 decks
-12%synergy
Malakir Rebirth
13%inclusion15 decks119 decks
-10%synergy
Doom Blade
12%inclusion14 decks119 decks
5%synergy
Murder
12%inclusion14 decks119 decks
2%synergy
Cabal Ritual
10%inclusion12 decks119 decks
-8%synergy
Hagra Mauling
9.2%inclusion11 decks119 decks
5%synergy
Baleful Mastery
9.2%inclusion11 decks119 decks
1%synergy
Darkness
9.2%inclusion11 decks119 decks
-1%synergy
Force of Despair
8.4%inclusion10 decks119 decks
1%synergy
Village Rites
8.4%inclusion10 decks119 decks
-17%synergy
Tendrils of Corruption
8.4%inclusion10 decks119 decks
5%synergy
Withering Boon
8.4%inclusion10 decks119 decks
4%synergy
Tragic Slip
8.4%inclusion10 decks119 decks
-11%synergy
Sheoldred's Edict
7.6%inclusion9 decks119 decks
-7%synergy
Not Dead After All
7.6%inclusion9 decks119 decks
-4%synergy
Bitter Triumph
7.6%inclusion9 decks119 decks
-2%synergy
Fated Return
6.7%inclusion8 decks119 decks
6%synergy
Black Sun's Twilight
6.7%inclusion8 decks119 decks
3%synergy
Hostile Negotiations
6.7%inclusion8 decks119 decks
6%synergy
Sudden Spoiling
6.7%inclusion8 decks119 decks
-2%synergy
Deadly Dispute
5.9%inclusion7 decks119 decks
-20%synergy
Snuff Out
5.0%inclusion6 decks119 decks
-8%synergy
Sorceries
Breach the Multiverse
39%inclusion46 decks119 decks
33%synergy
Read the Bones
38%inclusion45 decks119 decks
21%synergy
Mutilate
38%inclusion45 decks119 decks
21%synergy
Dredge the Mire
37%inclusion44 decks119 decks
36%synergy
Heartless Conscription
35%inclusion42 decks119 decks
34%synergy
Visions of Dread
34%inclusion41 decks119 decks
34%synergy
Reanimate
34%inclusion40 decks119 decks
-6%synergy
Night's Whisper
29%inclusion34 decks119 decks
4%synergy
Cruelclaw's Heist
28%inclusion31 decks109 decks
26%synergy
Syphon Mind
25%inclusion30 decks119 decks
13%synergy
Bubbling Muck
24%inclusion28 decks119 decks
8%synergy
Necromantic Selection
24%inclusion28 decks119 decks
22%synergy
Damnation
22%inclusion26 decks119 decks
1%synergy
Exsanguinate
19%inclusion23 decks119 decks
-5%synergy
Rise of the Dark Realms
19%inclusion23 decks119 decks
6%synergy
Praetor's Grasp
18%inclusion22 decks119 decks
15%synergy
Beacon of Unrest
18%inclusion22 decks119 decks
15%synergy
Shadow of the Enemy
18%inclusion21 decks119 decks
17%synergy
Toxic Deluge
17%inclusion20 decks119 decks
-20%synergy
In Garruk's Wake
16%inclusion19 decks119 decks
12%synergy
Blasphemous Edict
14%inclusion13 decks90 decks
-2%synergy
Come Back Wrong
14%inclusion16 decks113 decks
12%synergy
Torment of Hailfire
13%inclusion16 decks119 decks
-2%synergy
Victimize
13%inclusion15 decks119 decks
-14%synergy
Predators' Hour
12%inclusion14 decks119 decks
10%synergy
Ghouls' Night Out
12%inclusion14 decks119 decks
11%synergy
Extinguish All Hope
11%inclusion13 decks119 decks
11%synergy
Ancient Craving
10%inclusion12 decks119 decks
8%synergy
Decree of Pain
10%inclusion12 decks119 decks
5%synergy
Diabolic Tutor
9.2%inclusion11 decks119 decks
-5%synergy
Xander's Pact
9.2%inclusion11 decks119 decks
9%synergy
Blood Money
7.6%inclusion9 decks119 decks
4%synergy
Psychotic Episode
6.7%inclusion8 decks119 decks
7%synergy
Fell
6.4%inclusion7 decks110 decks
3%synergy
Black Sun's Zenith
5.9%inclusion7 decks119 decks
1%synergy
Ambition's Cost
5.9%inclusion7 decks119 decks
3%synergy
Deadly Tempest
5.9%inclusion7 decks119 decks
4%synergy
Shredder's Technique
5.9%inclusion1 decks17 decks
2%synergy
Petty Larceny
5.2%inclusion6 decks115 decks
5%synergy
Afterlife from the Loam
5.1%inclusion3 decks59 decks
4%synergy
Cloudkill
5.0%inclusion6 decks119 decks
5%synergy
Dead of Winter
5.0%inclusion6 decks119 decks
4%synergy
Yawgmoth's Vile Offering
5.0%inclusion6 decks119 decks
4%synergy
Blood on the Snow
5.0%inclusion6 decks119 decks
4%synergy
Corrupt
5.0%inclusion6 decks119 decks
2%synergy
Invoke Despair
5.0%inclusion6 decks119 decks
3%synergy
Utility Artifacts
Realmbreaker, the Invasion Tree
36%inclusion43 decks119 decks
35%synergy
Staff of Eden, Vault's Key
36%inclusion41 decks115 decks
35%synergy
Reito Lantern
33%inclusion39 decks119 decks
33%synergy
The Darkness Crystal
29%inclusion16 decks56 decks
9%synergy
Swiftfoot Boots
25%inclusion30 decks119 decks
-6%synergy
Bontu's Monument
20%inclusion24 decks119 decks
-8%synergy
Strionic Resonator
18%inclusion22 decks119 decks
17%synergy
Expedition Map
17%inclusion20 decks119 decks
5%synergy
Lightning Greaves
17%inclusion20 decks119 decks
-17%synergy
Chaos Wand
12%inclusion14 decks119 decks
11%synergy
Manascape Refractor
10%inclusion12 decks119 decks
10%synergy
Whip of Erebos
9.2%inclusion11 decks119 decks
-2%synergy
Portal to Phyrexia
8.4%inclusion10 decks119 decks
7%synergy
The Cauldron of Eternity
8.4%inclusion10 decks119 decks
8%synergy
Mindcrank
8.4%inclusion10 decks119 decks
3%synergy
World Map
7.4%inclusion4 decks54 decks
6%synergy
Mask of Griselbrand
6.7%inclusion8 decks119 decks
3%synergy
Lithoform Engine
5.9%inclusion7 decks119 decks
5%synergy
Mimic Vat
5.9%inclusion7 decks119 decks
5%synergy
Nautiloid Ship
5.0%inclusion6 decks119 decks
5%synergy
Dream-Thief's Bandana
5.0%inclusion6 decks119 decks
4%synergy
Endless Atlas
5.0%inclusion6 decks119 decks
3%synergy
Enchantments
Court of Locthwain
43%inclusion51 decks119 decks
41%synergy
Phyrexian Arena
42%inclusion50 decks119 decks
2%synergy
Grave Betrayal
32%inclusion38 decks119 decks
29%synergy
Black Market
26%inclusion31 decks119 decks
5%synergy
The Eldest Reborn
26%inclusion31 decks119 decks
22%synergy
Animate Dead
26%inclusion31 decks119 decks
9%synergy
Black Market Connections
21%inclusion25 decks119 decks
-3%synergy
Virtue of Persistence
18%inclusion22 decks119 decks
14%synergy
Meathook Massacre II
18%inclusion18 decks101 decks
12%synergy
Hedonist's Trove
15%inclusion18 decks119 decks
15%synergy
Minion's Return
14%inclusion17 decks119 decks
14%synergy
No Mercy
12%inclusion14 decks119 decks
5%synergy
Greed
7.6%inclusion9 decks119 decks
1%synergy
The Meathook Massacre
5.0%inclusion6 decks119 decks
-12%synergy
Underworld Connections
5.0%inclusion6 decks119 decks
3%synergy
Protection Racket
5.0%inclusion6 decks119 decks
5%synergy
The Cruelty of Gix
5.0%inclusion6 decks119 decks
4%synergy
Kaya's Ghostform
5.0%inclusion6 decks119 decks
-5%synergy
Planeswalkers
Liliana of the Dark Realms
20%inclusion24 decks119 decks
6%synergy
Tevesh Szat, Doom of Fools
5.0%inclusion6 decks119 decks
2%synergy
Utility Lands
Cabal Coffers
48%inclusion57 decks119 decks
-7%synergy
Bojuka Bog
41%inclusion49 decks119 decks
-6%synergy
Cabal Stronghold
39%inclusion47 decks119 decks
5%synergy
Urborg, Tomb of Yawgmoth
28%inclusion33 decks119 decks
-10%synergy
Witch's Cottage
25%inclusion30 decks119 decks
1%synergy
Nykthos, Shrine to Nyx
24%inclusion29 decks119 decks
-5%synergy
War Room
24%inclusion28 decks119 decks
8%synergy
Temple of the False God
24%inclusion28 decks119 decks
16%synergy
Rogue's Passage
23%inclusion27 decks119 decks
4%synergy
Reliquary Tower
20%inclusion24 decks119 decks
-10%synergy
Castle Locthwain
18%inclusion21 decks119 decks
1%synergy
Thespian's Stage
13%inclusion16 decks119 decks
8%synergy
Mortuary Mire
12%inclusion14 decks119 decks
-1%synergy
Takenuma, Abandoned Mire
12%inclusion14 decks119 decks
-4%synergy
Vesuva
10%inclusion12 decks119 decks
7%synergy
Midgar, City of Mako
9.3%inclusion5 decks54 decks
-2%synergy
Barren Moor
9.2%inclusion11 decks119 decks
0%synergy
Susur Secundi, Void Altar
8.5%inclusion4 decks47 decks
1%synergy
Command Beacon
7.6%inclusion9 decks119 decks
-1%synergy
Phyrexian Tower
6.7%inclusion8 decks119 decks
-19%synergy
Terrain Generator
6.7%inclusion8 decks119 decks
5%synergy
Spymaster's Vault
5.0%inclusion6 decks119 decks
-5%synergy
Emergence Zone
5.0%inclusion6 decks119 decks
2%synergy
Havengul Laboratory
5.0%inclusion6 decks119 decks
5%synergy
Hidden Necropolis
5.0%inclusion6 decks119 decks
3%synergy
Mana Artifacts
Sol Ring
83%inclusion99 decks119 decks
-3%synergy
Arcane Signet
66%inclusion78 decks119 decks
4%synergy
Charcoal Diamond
60%inclusion71 decks119 decks
38%synergy
Mind Stone
58%inclusion69 decks119 decks
29%synergy
Thran Dynamo
45%inclusion53 decks119 decks
39%synergy
Thought Vessel
39%inclusion46 decks119 decks
13%synergy
Fellwar Stone
33%inclusion39 decks119 decks
19%synergy
Caged Sun
32%inclusion38 decks119 decks
21%synergy
Nyx Lotus
27%inclusion32 decks119 decks
21%synergy
Worn Powerstone
25%inclusion30 decks119 decks
21%synergy
Sceptre of Eternal Glory
23%inclusion27 decks119 decks
15%synergy
Commander's Sphere
21%inclusion25 decks119 decks
13%synergy
Hedron Archive
20%inclusion24 decks119 decks
17%synergy
The Soul Stone
20%inclusion9 decks46 decks
5%synergy
Vessel of Endless Rest
18%inclusion22 decks119 decks
18%synergy
Gilded Lotus
18%inclusion21 decks119 decks
12%synergy
Everflowing Chalice
17%inclusion20 decks119 decks
11%synergy
Gauntlet of Power
15%inclusion18 decks119 decks
12%synergy
Throne of Eldraine
15%inclusion18 decks119 decks
5%synergy
Extraplanar Lens
13%inclusion15 decks119 decks
8%synergy
Prismatic Lens
10%inclusion12 decks119 decks
8%synergy
Coldsteel Heart
6.7%inclusion8 decks119 decks
5%synergy
Chromatic Lantern
5.9%inclusion7 decks119 decks
5%synergy
Liquimetal Torque
5.0%inclusion6 decks119 decks
2%synergy
Decanter of Endless Water
5.0%inclusion6 decks119 decks
2%synergy
Lands
Swamp
84%inclusion100 decks119 decks
-11%synergy
Myriad Landscape
52%inclusion62 decks119 decks
27%synergy
Snow-Covered Swamp
18%inclusion22 decks119 decks
12%synergy
Fell the Profane
18%inclusion21 decks119 decks
-1%synergy
Malakir Rebirth
13%inclusion15 decks119 decks
-10%synergy
Exotic Orchard
10%inclusion12 decks119 decks
9%synergy
Hagra Mauling
9.2%inclusion11 decks119 decks
5%synergy
Urza's Cave
9.2%inclusion11 decks119 decks
1%synergy
Demolition Field
8.4%inclusion10 decks119 decks
3%synergy
Boggart Trawler
5.0%inclusion6 decks119 decks
-4%synergy
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