Arvinox, the Mind Flail (Commander) - Upgraded

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,451
89decks
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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17%inclusion1 decks6 decks
16%synergy
Black Widow, Super Spy
10%inclusion2 decks21 decks
9%synergy
Doom's Time Platform
5.0%inclusion1 decks20 decks
4%synergy
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5.0%inclusion1 decks20 decks
4%synergy
Captain America's Shield
4.5%inclusion1 decks22 decks
4%synergy
High Synergy Cards
Brainstealer Dragon
81%inclusion72 decks89 decks
78%synergy
Gonti, Lord of Luxury
74%inclusion66 decks89 decks
71%synergy
Elder Brain
72%inclusion64 decks89 decks
70%synergy
Cunning Rhetoric
64%inclusion57 decks89 decks
62%synergy
Breach the Multiverse
63%inclusion56 decks89 decks
57%synergy
Thieving Amalgam
56%inclusion50 decks89 decks
55%synergy
Intellect Devourer
55%inclusion49 decks89 decks
54%synergy
Dauthi Voidwalker
67%inclusion60 decks89 decks
52%synergy
Gisa, Glorious Resurrector
54%inclusion48 decks89 decks
50%synergy
Court of Locthwain
51%inclusion45 decks89 decks
49%synergy
Top Cards
Crypt Ghast
81%inclusion72 decks89 decks
34%synergy
Dark Ritual
81%inclusion72 decks89 decks
14%synergy
Jet Medallion
75%inclusion67 decks89 decks
13%synergy
Gray Merchant of Asphodel
66%inclusion59 decks89 decks
16%synergy
Reanimate
66%inclusion59 decks89 decks
26%synergy
Nirkana Revenant
54%inclusion48 decks89 decks
43%synergy
Feed the Swarm
52%inclusion46 decks89 decks
1%synergy
Phyrexian Arena
51%inclusion45 decks89 decks
11%synergy
Defile
49%inclusion44 decks89 decks
14%synergy
The Darkness Crystal
49%inclusion37 decks75 decks
29%synergy
Game Changers
Bolas's Citadel
36%inclusion32 decks89 decks
8%synergy
Opposition Agent
35%inclusion31 decks89 decks
25%synergy
Demonic Tutor
26%inclusion23 decks89 decks
-1%synergy
Tergrid, God of Fright
22%inclusion20 decks89 decks
15%synergy
Necropotence
18%inclusion16 decks89 decks
4%synergy
Ancient Tomb
12%inclusion11 decks89 decks
1%synergy
Vampiric Tutor
9.0%inclusion8 decks89 decks
-12%synergy
Creatures
Dread Presence
48%inclusion43 decks89 decks
35%synergy
Geth, Lord of the Vault
44%inclusion39 decks89 decks
43%synergy
Solemn Simulacrum
43%inclusion38 decks89 decks
22%synergy
Gonti, Night Minister
42%inclusion36 decks85 decks
40%synergy
K'rrik, Son of Yawgmoth
42%inclusion37 decks89 decks
22%synergy
Sepulchral Primordial
38%inclusion34 decks89 decks
36%synergy
Thieving Varmint
38%inclusion34 decks89 decks
35%synergy
Junktroller
36%inclusion32 decks89 decks
36%synergy
Valgavoth, Terror Eater
36%inclusion32 decks89 decks
30%synergy
Magus of the Coffers
35%inclusion31 decks89 decks
28%synergy
Nashi, Moon Sage's Scion
33%inclusion29 decks89 decks
29%synergy
Burnished Hart
31%inclusion28 decks89 decks
25%synergy
Black Cat, Cunning Thief
30%inclusion19 decks63 decks
29%synergy
Reito Sentinel
29%inclusion26 decks89 decks
29%synergy
Crabomination
28%inclusion25 decks89 decks
27%synergy
Tinybones, the Pickpocket
28%inclusion25 decks89 decks
23%synergy
Gix, Yawgmoth Praetor
25%inclusion22 decks89 decks
20%synergy
Sheoldred, Whispering One
22%inclusion20 decks89 decks
11%synergy
Hoarding Broodlord
20%inclusion18 decks89 decks
16%synergy
Tinybones, Bauble Burglar
19%inclusion17 decks88 decks
16%synergy
Bismuth Mindrender
19%inclusion17 decks89 decks
18%synergy
Oblivion Sower
19%inclusion17 decks89 decks
19%synergy
Rakshasa Debaser
19%inclusion17 decks89 decks
18%synergy
Morbid Opportunist
18%inclusion16 decks89 decks
-6%synergy
Phyrexian Obliterator
18%inclusion16 decks89 decks
7%synergy
Lord of the Void
17%inclusion15 decks89 decks
15%synergy
Draugr Necromancer
17%inclusion15 decks89 decks
17%synergy
Plaguecrafter
16%inclusion14 decks89 decks
-4%synergy
Rev, Tithe Extractor
15%inclusion13 decks88 decks
13%synergy
Ancient Cellarspawn
15%inclusion13 decks89 decks
13%synergy
Sheoldred
13%inclusion12 decks89 decks
8%synergy
Braids, Arisen Nightmare
12%inclusion11 decks89 decks
-7%synergy
Sheoldred, the Apocalypse
11%inclusion10 decks89 decks
-3%synergy
Wandering Archaic
11%inclusion10 decks89 decks
11%synergy
Author of Shadows
11%inclusion10 decks89 decks
11%synergy
Liliana, Heretical Healer
11%inclusion10 decks89 decks
8%synergy
Kheru Mind-Eater
11%inclusion10 decks89 decks
11%synergy
Defiler of Flesh
10%inclusion9 decks89 decks
6%synergy
Accursed Marauder
10%inclusion9 decks89 decks
-12%synergy
Erebos, God of the Dead
9.0%inclusion8 decks89 decks
5%synergy
Lorcan, Warlock Collector
9.0%inclusion8 decks89 decks
9%synergy
Leaden Myr
9.0%inclusion8 decks89 decks
3%synergy
Grave Researcher
8.8%inclusion3 decks34 decks
0%synergy
Ardyn, the Usurper
8.0%inclusion6 decks75 decks
5%synergy
Abyssal Harvester
8.0%inclusion7 decks88 decks
4%synergy
Ancient Brass Dragon
7.9%inclusion7 decks89 decks
7%synergy
Massacre Wurm
7.9%inclusion7 decks89 decks
-9%synergy
Keen Duelist
7.9%inclusion7 decks89 decks
6%synergy
Nightmare Shepherd
7.9%inclusion7 decks89 decks
6%synergy
Chainer, Dementia Master
7.9%inclusion7 decks89 decks
3%synergy
Instants
Withering Torment
47%inclusion42 decks89 decks
16%synergy
Infernal Grasp
36%inclusion32 decks89 decks
11%synergy
Outrageous Robbery
34%inclusion30 decks89 decks
32%synergy
Stinging Study
30%inclusion27 decks89 decks
28%synergy
Imp's Mischief
27%inclusion24 decks89 decks
2%synergy
Soul Shatter
26%inclusion23 decks89 decks
14%synergy
Consuming Corruption
25%inclusion22 decks89 decks
9%synergy
Sudden Spoiling
25%inclusion22 decks89 decks
16%synergy
Deadly Rollick
24%inclusion21 decks89 decks
-2%synergy
Fell the Profane
24%inclusion21 decks89 decks
4%synergy
Go for the Throat
22%inclusion20 decks89 decks
-0%synergy
Malakir Rebirth
22%inclusion20 decks89 decks
-1%synergy
Baleful Mastery
22%inclusion20 decks89 decks
15%synergy
Darkness
21%inclusion19 decks89 decks
11%synergy
Grim Return
17%inclusion15 decks89 decks
16%synergy
Force of Despair
15%inclusion13 decks89 decks
7%synergy
Doom Blade
15%inclusion13 decks89 decks
8%synergy
Snuff Out
13%inclusion12 decks89 decks
-0%synergy
The Spot's Portal
13%inclusion8 decks63 decks
12%synergy
Deadly Dispute
12%inclusion11 decks89 decks
-14%synergy
Cabal Ritual
12%inclusion11 decks89 decks
-6%synergy
Thrilling Encore
10%inclusion9 decks89 decks
9%synergy
Hero's Downfall
9.0%inclusion8 decks89 decks
2%synergy
Sheoldred's Edict
9.0%inclusion8 decks89 decks
-6%synergy
Withering Boon
9.0%inclusion8 decks89 decks
5%synergy
Murder
7.9%inclusion7 decks89 decks
-2%synergy
Hagra Mauling
6.7%inclusion6 decks89 decks
2%synergy
Village Rites
6.7%inclusion6 decks89 decks
-19%synergy
Tragic Slip
6.7%inclusion6 decks89 decks
-12%synergy
Archenemy's Charm
5.9%inclusion4 decks68 decks
-3%synergy
Culling the Weak
5.6%inclusion5 decks89 decks
-12%synergy
Sorceries
Sign in Blood
48%inclusion43 decks89 decks
13%synergy
Damnation
43%inclusion38 decks89 decks
23%synergy
Rise of the Dark Realms
42%inclusion37 decks89 decks
28%synergy
Night's Whisper
39%inclusion35 decks89 decks
14%synergy
Exsanguinate
38%inclusion34 decks89 decks
14%synergy
Bubbling Muck
34%inclusion30 decks89 decks
18%synergy
Toxic Deluge
34%inclusion30 decks89 decks
-3%synergy
Cruelclaw's Heist
33%inclusion29 decks89 decks
30%synergy
Heartless Conscription
33%inclusion29 decks89 decks
31%synergy
Dredge the Mire
31%inclusion28 decks89 decks
31%synergy
Praetor's Grasp
28%inclusion25 decks89 decks
24%synergy
Torment of Hailfire
25%inclusion22 decks89 decks
10%synergy
Decorum Dissertation
22%inclusion7 decks32 decks
16%synergy
Mutilate
21%inclusion19 decks89 decks
6%synergy
Visions of Dread
18%inclusion16 decks89 decks
18%synergy
Read the Bones
18%inclusion16 decks89 decks
2%synergy
Blasphemous Edict
16%inclusion14 decks88 decks
-0%synergy
Diabolic Tutor
15%inclusion13 decks89 decks
1%synergy
Victimize
15%inclusion13 decks89 decks
-13%synergy
Beacon of Unrest
15%inclusion13 decks89 decks
11%synergy
Grim Tutor
15%inclusion13 decks89 decks
3%synergy
Blood Money
13%inclusion12 decks89 decks
10%synergy
Syphon Mind
13%inclusion12 decks89 decks
1%synergy
Xander's Pact
12%inclusion11 decks89 decks
12%synergy
Shadow of the Enemy
11%inclusion10 decks89 decks
11%synergy
Decree of Pain
10%inclusion9 decks89 decks
5%synergy
Insatiable Avarice
10%inclusion9 decks89 decks
-1%synergy
Necromantic Selection
10%inclusion9 decks89 decks
8%synergy
Profane Tutor
7.9%inclusion7 decks89 decks
4%synergy
Profane Transfusion
7.9%inclusion7 decks89 decks
6%synergy
Predators' Hour
7.9%inclusion7 decks89 decks
7%synergy
Petty Larceny
7.9%inclusion7 decks89 decks
7%synergy
In Garruk's Wake
7.9%inclusion7 decks89 decks
4%synergy
Come Back Wrong
6.7%inclusion6 decks89 decks
4%synergy
Yawgmoth's Vile Offering
6.7%inclusion6 decks89 decks
6%synergy
Extinguish All Hope
6.7%inclusion6 decks89 decks
7%synergy
Sanguimancy
6.7%inclusion6 decks89 decks
6%synergy
Afterlife from the Loam
6.1%inclusion5 decks82 decks
5%synergy
Psychotic Episode
5.6%inclusion5 decks89 decks
6%synergy
Blood on the Snow
5.6%inclusion5 decks89 decks
5%synergy
Dead of Winter
5.6%inclusion5 decks89 decks
5%synergy
Agadeem's Awakening
5.6%inclusion5 decks89 decks
-2%synergy
Ambition's Cost
5.6%inclusion5 decks89 decks
3%synergy
Ashen Powder
5.6%inclusion5 decks89 decks
5%synergy
Worst Fears
5.6%inclusion5 decks89 decks
5%synergy
Utility Artifacts
Bontu's Monument
34%inclusion30 decks89 decks
6%synergy
Staff of Eden, Vault's Key
31%inclusion28 decks89 decks
30%synergy
Lightning Greaves
30%inclusion27 decks89 decks
-4%synergy
Wayfarer's Bauble
26%inclusion23 decks89 decks
11%synergy
Reito Lantern
25%inclusion22 decks89 decks
25%synergy
Swiftfoot Boots
24%inclusion21 decks89 decks
-8%synergy
Expedition Map
22%inclusion20 decks89 decks
11%synergy
Whip of Erebos
21%inclusion19 decks89 decks
10%synergy
Realmbreaker, the Invasion Tree
15%inclusion13 decks89 decks
14%synergy
Strionic Resonator
15%inclusion13 decks89 decks
13%synergy
Portal to Phyrexia
11%inclusion10 decks89 decks
10%synergy
Mindcrank
11%inclusion10 decks89 decks
6%synergy
Chaos Wand
9.0%inclusion8 decks89 decks
9%synergy
Nautiloid Ship
7.9%inclusion7 decks89 decks
8%synergy
Dream-Thief's Bandana
6.7%inclusion6 decks89 decks
6%synergy
Vedalken Orrery
6.7%inclusion6 decks89 decks
6%synergy
The Cauldron of Eternity
6.7%inclusion6 decks89 decks
6%synergy
Fishing Gear
6.5%inclusion4 decks62 decks
6%synergy
Commander's Plate
5.6%inclusion5 decks89 decks
-1%synergy
Enchantments
Animate Dead
45%inclusion40 decks89 decks
28%synergy
Black Market
44%inclusion39 decks89 decks
23%synergy
Dead Man's Chest
40%inclusion36 decks89 decks
40%synergy
Grave Betrayal
31%inclusion28 decks89 decks
29%synergy
Black Market Connections
27%inclusion24 decks89 decks
2%synergy
No Mercy
22%inclusion20 decks89 decks
15%synergy
Virtue of Persistence
20%inclusion18 decks89 decks
16%synergy
Changing Loyalty
18%inclusion6 decks33 decks
17%synergy
Meathook Massacre II
17%inclusion15 decks89 decks
11%synergy
Minion's Return
13%inclusion12 decks89 decks
13%synergy
Necromancy
12%inclusion11 decks89 decks
7%synergy
Exquisite Blood
12%inclusion11 decks89 decks
-1%synergy
Oubliette
12%inclusion11 decks89 decks
10%synergy
Heartless Summoning
12%inclusion11 decks89 decks
8%synergy
Kaya's Ghostform
10%inclusion9 decks89 decks
0%synergy
The Cruelty of Gix
9.0%inclusion8 decks89 decks
8%synergy
The Eldest Reborn
9.0%inclusion8 decks89 decks
6%synergy
Protection Racket
9.0%inclusion8 decks89 decks
8%synergy
The Meathook Massacre
7.9%inclusion7 decks89 decks
-9%synergy
Dance of the Dead
6.7%inclusion6 decks89 decks
3%synergy
Mornsong Aria
5.9%inclusion3 decks51 decks
4%synergy
Greed
5.6%inclusion5 decks89 decks
-1%synergy
Hedonist's Trove
5.6%inclusion5 decks89 decks
5%synergy
Painful Quandary
5.6%inclusion5 decks89 decks
-4%synergy
Planeswalkers
Liliana of the Dark Realms
38%inclusion34 decks89 decks
24%synergy
Tevesh Szat, Doom of Fools
6.7%inclusion6 decks89 decks
4%synergy
Utility Lands
Cabal Coffers
88%inclusion78 decks89 decks
33%synergy
Cabal Stronghold
70%inclusion62 decks89 decks
36%synergy
Urborg, Tomb of Yawgmoth
57%inclusion51 decks89 decks
20%synergy
Nykthos, Shrine to Nyx
53%inclusion47 decks89 decks
23%synergy
Bojuka Bog
46%inclusion41 decks89 decks
-1%synergy
Reliquary Tower
38%inclusion34 decks89 decks
9%synergy
Castle Locthwain
35%inclusion31 decks89 decks
18%synergy
War Room
29%inclusion26 decks89 decks
13%synergy
Witch's Cottage
27%inclusion24 decks89 decks
3%synergy
Takenuma, Abandoned Mire
26%inclusion23 decks89 decks
10%synergy
Temple of the False God
22%inclusion20 decks89 decks
15%synergy
Thespian's Stage
21%inclusion19 decks89 decks
16%synergy
Phyrexian Tower
20%inclusion18 decks89 decks
-6%synergy
Command Beacon
17%inclusion15 decks89 decks
9%synergy
Rogue's Passage
17%inclusion15 decks89 decks
-2%synergy
Shizo, Death's Storehouse
12%inclusion11 decks89 decks
2%synergy
Maze of Ith
12%inclusion11 decks89 decks
9%synergy
Crypt of Agadeem
12%inclusion11 decks89 decks
1%synergy
Mortuary Mire
11%inclusion10 decks89 decks
-2%synergy
Barren Moor
11%inclusion10 decks89 decks
2%synergy
Havengul Laboratory
11%inclusion10 decks89 decks
11%synergy
Deserted Temple
10%inclusion9 decks89 decks
6%synergy
Susur Secundi, Void Altar
5.9%inclusion4 decks68 decks
-1%synergy
Vesuva
5.6%inclusion5 decks89 decks
3%synergy
Barad-dûr
5.6%inclusion5 decks89 decks
2%synergy
Mana Artifacts
Sol Ring
96%inclusion85 decks89 decks
10%synergy
Arcane Signet
63%inclusion56 decks89 decks
1%synergy
Thought Vessel
35%inclusion31 decks89 decks
10%synergy
Nyx Lotus
34%inclusion30 decks89 decks
28%synergy
Mind Stone
33%inclusion29 decks89 decks
5%synergy
Thran Dynamo
31%inclusion28 decks89 decks
26%synergy
Charcoal Diamond
28%inclusion25 decks89 decks
6%synergy
Fellwar Stone
25%inclusion22 decks89 decks
11%synergy
Caged Sun
24%inclusion21 decks89 decks
13%synergy
Throne of Eldraine
17%inclusion15 decks89 decks
8%synergy
Sceptre of Eternal Glory
17%inclusion15 decks89 decks
9%synergy
The Soul Stone
16%inclusion11 decks67 decks
1%synergy
Vessel of Endless Rest
16%inclusion14 decks89 decks
16%synergy
Gilded Lotus
16%inclusion14 decks89 decks
11%synergy
Extraplanar Lens
16%inclusion14 decks89 decks
11%synergy
Everflowing Chalice
12%inclusion11 decks89 decks
7%synergy
Commander's Sphere
12%inclusion11 decks89 decks
4%synergy
Worn Powerstone
10%inclusion9 decks89 decks
6%synergy
Gauntlet of Power
9.0%inclusion8 decks89 decks
6%synergy
Hedron Archive
7.9%inclusion7 decks89 decks
5%synergy
Lands
Swamp
81%inclusion72 decks89 decks
-14%synergy
Myriad Landscape
44%inclusion39 decks89 decks
19%synergy
Fell the Profane
24%inclusion21 decks89 decks
4%synergy
Malakir Rebirth
22%inclusion20 decks89 decks
-1%synergy
Snow-Covered Swamp
21%inclusion19 decks89 decks
15%synergy
Urza's Cave
17%inclusion15 decks89 decks
9%synergy
Demolition Field
7.9%inclusion7 decks89 decks
3%synergy
Hagra Mauling
6.7%inclusion6 decks89 decks
2%synergy
Exotic Orchard
6.7%inclusion6 decks89 decks
5%synergy
Command Tower
5.6%inclusion5 decks89 decks
-0%synergy
Agadeem's Awakening
5.6%inclusion5 decks89 decks
-2%synergy
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