Arvinox, the Mind Flail (Commander) - Upgraded

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,375
73decks
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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
20%inclusion1 decks5 decks
17%synergy
Changing Loyalty
17%inclusion1 decks6 decks
16%synergy
Pain 101
6.7%inclusion1 decks15 decks
5%synergy
Splinter's Technique
4.2%inclusion1 decks24 decks
2%synergy
High Synergy Cards
Brainstealer Dragon
77%inclusion56 decks73 decks
74%synergy
Gonti, Lord of Luxury
74%inclusion54 decks73 decks
71%synergy
Elder Brain
70%inclusion51 decks73 decks
67%synergy
Cunning Rhetoric
63%inclusion46 decks73 decks
61%synergy
Thieving Amalgam
62%inclusion45 decks73 decks
60%synergy
Breach the Multiverse
60%inclusion44 decks73 decks
54%synergy
Dauthi Voidwalker
67%inclusion49 decks73 decks
52%synergy
Intellect Devourer
52%inclusion38 decks73 decks
51%synergy
Gisa, Glorious Resurrector
53%inclusion39 decks73 decks
49%synergy
Nirkana Revenant
56%inclusion41 decks73 decks
45%synergy
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Dark Ritual
84%inclusion61 decks73 decks
17%synergy
Crypt Ghast
82%inclusion60 decks73 decks
34%synergy
Jet Medallion
79%inclusion58 decks73 decks
18%synergy
Gray Merchant of Asphodel
70%inclusion51 decks73 decks
19%synergy
Reanimate
68%inclusion50 decks73 decks
29%synergy
Feed the Swarm
56%inclusion41 decks73 decks
6%synergy
Phyrexian Arena
55%inclusion40 decks73 decks
15%synergy
Sign in Blood
51%inclusion37 decks73 decks
15%synergy
Defile
49%inclusion36 decks73 decks
13%synergy
Dread Presence
48%inclusion35 decks73 decks
34%synergy
Game Changers
Opposition Agent
37%inclusion27 decks73 decks
27%synergy
Bolas's Citadel
37%inclusion27 decks73 decks
8%synergy
Demonic Tutor
25%inclusion18 decks73 decks
-3%synergy
Tergrid, God of Fright
21%inclusion15 decks73 decks
13%synergy
Necropotence
21%inclusion15 decks73 decks
6%synergy
Ancient Tomb
16%inclusion12 decks73 decks
5%synergy
Vampiric Tutor
6.8%inclusion5 decks73 decks
-14%synergy
The One Ring
5.5%inclusion4 decks73 decks
-4%synergy
Creatures
Solemn Simulacrum
44%inclusion32 decks73 decks
22%synergy
Geth, Lord of the Vault
44%inclusion32 decks73 decks
42%synergy
K'rrik, Son of Yawgmoth
42%inclusion31 decks73 decks
23%synergy
Magus of the Coffers
37%inclusion27 decks73 decks
30%synergy
Sepulchral Primordial
37%inclusion27 decks73 decks
35%synergy
Nashi, Moon Sage's Scion
37%inclusion27 decks73 decks
33%synergy
Valgavoth, Terror Eater
36%inclusion26 decks73 decks
30%synergy
Black Cat, Cunning Thief
34%inclusion15 decks44 decks
33%synergy
Gonti, Night Minister
33%inclusion23 decks69 decks
31%synergy
Junktroller
33%inclusion24 decks73 decks
33%synergy
Gix, Yawgmoth Praetor
33%inclusion24 decks73 decks
28%synergy
Thieving Varmint
33%inclusion24 decks73 decks
30%synergy
Burnished Hart
30%inclusion22 decks73 decks
23%synergy
Reito Sentinel
29%inclusion21 decks73 decks
29%synergy
Tinybones, the Pickpocket
27%inclusion20 decks73 decks
22%synergy
Crabomination
26%inclusion19 decks73 decks
25%synergy
Sheoldred, Whispering One
23%inclusion17 decks73 decks
12%synergy
Morbid Opportunist
22%inclusion16 decks73 decks
-2%synergy
Phyrexian Obliterator
22%inclusion16 decks73 decks
11%synergy
Bismuth Mindrender
21%inclusion15 decks73 decks
20%synergy
Plaguecrafter
19%inclusion14 decks73 decks
-1%synergy
Draugr Necromancer
19%inclusion14 decks73 decks
19%synergy
Rakshasa Debaser
19%inclusion14 decks73 decks
18%synergy
Tinybones, Bauble Burglar
18%inclusion13 decks72 decks
14%synergy
Hoarding Broodlord
18%inclusion13 decks73 decks
14%synergy
Oblivion Sower
18%inclusion13 decks73 decks
18%synergy
Sheoldred
15%inclusion11 decks73 decks
9%synergy
Lord of the Void
15%inclusion11 decks73 decks
13%synergy
Rev, Tithe Extractor
14%inclusion10 decks72 decks
12%synergy
Author of Shadows
14%inclusion10 decks73 decks
13%synergy
Braids, Arisen Nightmare
14%inclusion10 decks73 decks
-6%synergy
Ancient Cellarspawn
12%inclusion9 decks73 decks
10%synergy
Accursed Marauder
12%inclusion9 decks73 decks
-9%synergy
Sheoldred, the Apocalypse
11%inclusion8 decks73 decks
-4%synergy
Defiler of Flesh
11%inclusion8 decks73 decks
7%synergy
Massacre Wurm
11%inclusion8 decks73 decks
-6%synergy
Chainer, Dementia Master
11%inclusion8 decks73 decks
6%synergy
Keen Duelist
11%inclusion8 decks73 decks
9%synergy
Erebos, God of the Dead
10%inclusion7 decks73 decks
5%synergy
Ancient Brass Dragon
10%inclusion7 decks73 decks
9%synergy
Wandering Archaic
10%inclusion7 decks73 decks
9%synergy
Lorcan, Warlock Collector
10%inclusion7 decks73 decks
9%synergy
Kheru Mind-Eater
10%inclusion7 decks73 decks
9%synergy
Abyssal Harvester
8.3%inclusion6 decks72 decks
4%synergy
Junji, the Midnight Sky
8.2%inclusion6 decks73 decks
3%synergy
Nightmare Shepherd
8.2%inclusion6 decks73 decks
7%synergy
Massacre Girl
6.8%inclusion5 decks73 decks
0%synergy
Fleshbag Marauder
6.8%inclusion5 decks73 decks
-9%synergy
Liliana, Heretical Healer
6.8%inclusion5 decks73 decks
3%synergy
Leaden Myr
6.8%inclusion5 decks73 decks
1%synergy
Instants
Withering Torment
45%inclusion33 decks73 decks
14%synergy
Stinging Study
38%inclusion28 decks73 decks
36%synergy
Infernal Grasp
38%inclusion28 decks73 decks
13%synergy
Outrageous Robbery
36%inclusion26 decks73 decks
34%synergy
Soul Shatter
29%inclusion21 decks73 decks
17%synergy
Sudden Spoiling
27%inclusion20 decks73 decks
19%synergy
Baleful Mastery
27%inclusion20 decks73 decks
19%synergy
Darkness
26%inclusion19 decks73 decks
16%synergy
Go for the Throat
25%inclusion18 decks73 decks
2%synergy
Imp's Mischief
25%inclusion18 decks73 decks
0%synergy
Consuming Corruption
25%inclusion18 decks73 decks
9%synergy
Deadly Rollick
23%inclusion17 decks73 decks
-1%synergy
Malakir Rebirth
23%inclusion17 decks73 decks
0%synergy
Fell the Profane
22%inclusion16 decks73 decks
3%synergy
Grim Return
18%inclusion13 decks73 decks
17%synergy
Snuff Out
16%inclusion12 decks73 decks
3%synergy
Force of Despair
14%inclusion10 decks73 decks
6%synergy
The Spot's Portal
14%inclusion6 decks44 decks
13%synergy
Doom Blade
12%inclusion9 decks73 decks
5%synergy
Hero's Downfall
11%inclusion8 decks73 decks
4%synergy
Hagra Mauling
10%inclusion7 decks73 decks
5%synergy
Thrilling Encore
10%inclusion7 decks73 decks
8%synergy
Deadly Dispute
10%inclusion7 decks73 decks
-16%synergy
Cabal Ritual
10%inclusion7 decks73 decks
-9%synergy
Withering Boon
10%inclusion7 decks73 decks
5%synergy
Murder
8.2%inclusion6 decks73 decks
-2%synergy
Tragic Slip
8.2%inclusion6 decks73 decks
-12%synergy
Village Rites
6.8%inclusion5 decks73 decks
-19%synergy
Archenemy's Charm
5.9%inclusion3 decks51 decks
-3%synergy
Sheoldred's Edict
5.5%inclusion4 decks73 decks
-9%synergy
Sorceries
Damnation
45%inclusion33 decks73 decks
25%synergy
Night's Whisper
44%inclusion32 decks73 decks
19%synergy
Exsanguinate
38%inclusion28 decks73 decks
14%synergy
Rise of the Dark Realms
37%inclusion27 decks73 decks
24%synergy
Toxic Deluge
36%inclusion26 decks73 decks
-1%synergy
Heartless Conscription
34%inclusion25 decks73 decks
33%synergy
Bubbling Muck
32%inclusion23 decks73 decks
16%synergy
Cruelclaw's Heist
30%inclusion22 decks73 decks
28%synergy
Praetor's Grasp
29%inclusion21 decks73 decks
25%synergy
Dredge the Mire
27%inclusion20 decks73 decks
27%synergy
Torment of Hailfire
25%inclusion18 decks73 decks
9%synergy
Mutilate
25%inclusion18 decks73 decks
8%synergy
Read the Bones
23%inclusion17 decks73 decks
6%synergy
Victimize
16%inclusion12 decks73 decks
-10%synergy
Beacon of Unrest
16%inclusion12 decks73 decks
13%synergy
Visions of Dread
15%inclusion11 decks73 decks
15%synergy
Syphon Mind
15%inclusion11 decks73 decks
3%synergy
Blasphemous Edict
14%inclusion10 decks72 decks
-3%synergy
Insatiable Avarice
14%inclusion10 decks73 decks
2%synergy
Grim Tutor
14%inclusion10 decks73 decks
2%synergy
Diabolic Tutor
12%inclusion9 decks73 decks
-2%synergy
Shadow of the Enemy
12%inclusion9 decks73 decks
12%synergy
Blood Money
12%inclusion9 decks73 decks
9%synergy
Necromantic Selection
12%inclusion9 decks73 decks
10%synergy
Decree of Pain
12%inclusion9 decks73 decks
7%synergy
Xander's Pact
11%inclusion8 decks73 decks
11%synergy
Petty Larceny
10%inclusion7 decks73 decks
9%synergy
Profane Transfusion
10%inclusion7 decks73 decks
8%synergy
In Garruk's Wake
10%inclusion7 decks73 decks
6%synergy
Profane Tutor
8.2%inclusion6 decks73 decks
4%synergy
Predators' Hour
8.2%inclusion6 decks73 decks
7%synergy
Come Back Wrong
8.2%inclusion6 decks73 decks
6%synergy
Psychotic Episode
6.8%inclusion5 decks73 decks
7%synergy
Dead of Winter
6.8%inclusion5 decks73 decks
6%synergy
Agadeem's Awakening
6.8%inclusion5 decks73 decks
0%synergy
Yawgmoth's Vile Offering
6.8%inclusion5 decks73 decks
6%synergy
Extinguish All Hope
6.8%inclusion5 decks73 decks
7%synergy
Ambition's Cost
6.8%inclusion5 decks73 decks
4%synergy
Sanguimancy
6.8%inclusion5 decks73 decks
6%synergy
Diabolic Intent
5.5%inclusion4 decks73 decks
-9%synergy
Black Sun's Zenith
5.5%inclusion4 decks73 decks
0%synergy
Blood on the Snow
5.5%inclusion4 decks73 decks
4%synergy
Ashen Powder
5.5%inclusion4 decks73 decks
5%synergy
Deadly Tempest
5.5%inclusion4 decks73 decks
3%synergy
Beseech the Queen
5.5%inclusion4 decks73 decks
-1%synergy
Worst Fears
5.5%inclusion4 decks73 decks
5%synergy
Utility Artifacts
The Darkness Crystal
47%inclusion27 decks58 decks
27%synergy
Staff of Eden, Vault's Key
34%inclusion25 decks73 decks
33%synergy
Lightning Greaves
32%inclusion23 decks73 decks
-2%synergy
Bontu's Monument
30%inclusion22 decks73 decks
2%synergy
Wayfarer's Bauble
27%inclusion20 decks73 decks
12%synergy
Swiftfoot Boots
27%inclusion20 decks73 decks
-4%synergy
Expedition Map
26%inclusion19 decks73 decks
14%synergy
Reito Lantern
26%inclusion19 decks73 decks
26%synergy
Whip of Erebos
21%inclusion15 decks73 decks
10%synergy
Realmbreaker, the Invasion Tree
16%inclusion12 decks73 decks
16%synergy
Portal to Phyrexia
14%inclusion10 decks73 decks
12%synergy
Strionic Resonator
14%inclusion10 decks73 decks
12%synergy
Chaos Wand
10%inclusion7 decks73 decks
9%synergy
Nautiloid Ship
10%inclusion7 decks73 decks
9%synergy
Mindcrank
10%inclusion7 decks73 decks
4%synergy
Vedalken Orrery
8.2%inclusion6 decks73 decks
8%synergy
Fishing Gear
7.1%inclusion3 decks42 decks
7%synergy
Dream-Thief's Bandana
6.8%inclusion5 decks73 decks
6%synergy
Commander's Plate
6.8%inclusion5 decks73 decks
1%synergy
Mask of Griselbrand
5.5%inclusion4 decks73 decks
2%synergy
Enchantments
Animate Dead
48%inclusion35 decks73 decks
31%synergy
Court of Locthwain
47%inclusion34 decks73 decks
45%synergy
Black Market
37%inclusion27 decks73 decks
16%synergy
Dead Man's Chest
37%inclusion27 decks73 decks
36%synergy
Grave Betrayal
36%inclusion26 decks73 decks
33%synergy
No Mercy
23%inclusion17 decks73 decks
16%synergy
Black Market Connections
23%inclusion17 decks73 decks
-1%synergy
Virtue of Persistence
23%inclusion17 decks73 decks
18%synergy
Meathook Massacre II
18%inclusion13 decks73 decks
11%synergy
Necromancy
14%inclusion10 decks73 decks
8%synergy
The Eldest Reborn
12%inclusion9 decks73 decks
9%synergy
Protection Racket
12%inclusion9 decks73 decks
12%synergy
Minion's Return
12%inclusion9 decks73 decks
12%synergy
Oubliette
12%inclusion9 decks73 decks
9%synergy
Dance of the Dead
10%inclusion7 decks73 decks
6%synergy
Heartless Summoning
10%inclusion7 decks73 decks
5%synergy
The Meathook Massacre
8.2%inclusion6 decks73 decks
-9%synergy
Exquisite Blood
8.2%inclusion6 decks73 decks
-5%synergy
The Cruelty of Gix
6.8%inclusion5 decks73 decks
5%synergy
Hedonist's Trove
6.8%inclusion5 decks73 decks
7%synergy
Kaya's Ghostform
6.8%inclusion5 decks73 decks
-3%synergy
Parasitic Impetus
6.8%inclusion5 decks73 decks
6%synergy
Greed
5.5%inclusion4 decks73 decks
-1%synergy
Painful Quandary
5.5%inclusion4 decks73 decks
-5%synergy
Bloodchief Ascension
5.5%inclusion4 decks73 decks
-4%synergy
Bitterblossom
5.5%inclusion4 decks73 decks
-8%synergy
Planeswalkers
Liliana of the Dark Realms
36%inclusion26 decks73 decks
22%synergy
Tevesh Szat, Doom of Fools
6.8%inclusion5 decks73 decks
4%synergy
Sorin Markov
5.5%inclusion4 decks73 decks
3%synergy
Liliana Vess
5.5%inclusion4 decks73 decks
2%synergy
Utility Lands
Cabal Coffers
88%inclusion64 decks73 decks
33%synergy
Cabal Stronghold
73%inclusion53 decks73 decks
38%synergy
Urborg, Tomb of Yawgmoth
60%inclusion44 decks73 decks
23%synergy
Nykthos, Shrine to Nyx
51%inclusion37 decks73 decks
21%synergy
Bojuka Bog
47%inclusion34 decks73 decks
0%synergy
Castle Locthwain
37%inclusion27 decks73 decks
20%synergy
Reliquary Tower
37%inclusion27 decks73 decks
7%synergy
Witch's Cottage
30%inclusion22 decks73 decks
6%synergy
War Room
27%inclusion20 decks73 decks
11%synergy
Takenuma, Abandoned Mire
26%inclusion19 decks73 decks
10%synergy
Temple of the False God
25%inclusion18 decks73 decks
17%synergy
Thespian's Stage
23%inclusion17 decks73 decks
18%synergy
Phyrexian Tower
22%inclusion16 decks73 decks
-3%synergy
Command Beacon
18%inclusion13 decks73 decks
10%synergy
Rogue's Passage
15%inclusion11 decks73 decks
-4%synergy
Maze of Ith
14%inclusion10 decks73 decks
10%synergy
Havengul Laboratory
12%inclusion9 decks73 decks
12%synergy
Mortuary Mire
11%inclusion8 decks73 decks
-2%synergy
Barren Moor
11%inclusion8 decks73 decks
1%synergy
Crypt of Agadeem
11%inclusion8 decks73 decks
0%synergy
Deserted Temple
11%inclusion8 decks73 decks
7%synergy
Shizo, Death's Storehouse
10%inclusion7 decks73 decks
-1%synergy
Vesuva
6.8%inclusion5 decks73 decks
4%synergy
Emergence Zone
6.8%inclusion5 decks73 decks
4%synergy
Geier Reach Sanitarium
6.8%inclusion5 decks73 decks
-4%synergy
Barad-dûr
6.8%inclusion5 decks73 decks
3%synergy
Susur Secundi, Void Altar
5.9%inclusion3 decks51 decks
-2%synergy
Mana Artifacts
Sol Ring
96%inclusion70 decks73 decks
10%synergy
Arcane Signet
67%inclusion49 decks73 decks
5%synergy
Thought Vessel
37%inclusion27 decks73 decks
11%synergy
Thran Dynamo
36%inclusion26 decks73 decks
30%synergy
Mind Stone
34%inclusion25 decks73 decks
5%synergy
Nyx Lotus
34%inclusion25 decks73 decks
28%synergy
Charcoal Diamond
29%inclusion21 decks73 decks
6%synergy
Fellwar Stone
26%inclusion19 decks73 decks
12%synergy
Caged Sun
23%inclusion17 decks73 decks
12%synergy
Gilded Lotus
19%inclusion14 decks73 decks
14%synergy
Sceptre of Eternal Glory
19%inclusion14 decks73 decks
11%synergy
Throne of Eldraine
16%inclusion12 decks73 decks
7%synergy
Commander's Sphere
15%inclusion11 decks73 decks
7%synergy
Vessel of Endless Rest
15%inclusion11 decks73 decks
15%synergy
Everflowing Chalice
12%inclusion9 decks73 decks
7%synergy
Worn Powerstone
12%inclusion9 decks73 decks
8%synergy
The Soul Stone
12%inclusion6 decks50 decks
-2%synergy
Extraplanar Lens
11%inclusion8 decks73 decks
6%synergy
Gauntlet of Power
8.2%inclusion6 decks73 decks
5%synergy
Hedron Archive
8.2%inclusion6 decks73 decks
5%synergy
Lands
Swamp
82%inclusion60 decks73 decks
-13%synergy
Myriad Landscape
48%inclusion35 decks73 decks
22%synergy
Malakir Rebirth
23%inclusion17 decks73 decks
0%synergy
Fell the Profane
22%inclusion16 decks73 decks
3%synergy
Urza's Cave
19%inclusion14 decks73 decks
11%synergy
Snow-Covered Swamp
18%inclusion13 decks73 decks
11%synergy
Hagra Mauling
10%inclusion7 decks73 decks
5%synergy
Demolition Field
8.2%inclusion6 decks73 decks
3%synergy
Agadeem's Awakening
6.8%inclusion5 decks73 decks
0%synergy
Command Tower
5.5%inclusion4 decks73 decks
0%synergy
Exotic Orchard
5.5%inclusion4 decks73 decks
4%synergy
Boggart Trawler
5.5%inclusion4 decks73 decks
-3%synergy
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