Arvinox, the Mind Flail (Commander)

Alternate Names:

Mind Flayer, the ShadowMind Flayer, the Shadow

Arvinox, the Mind Flail
Rank #1,326
1,143decks
Background image for How To Play Horrors Differently In Commander
Sikora
Oct 30, 2025
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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14%synergy
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-6%synergy
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25%synergy
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32%synergy
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17%synergy
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16%synergy
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Outrageous Robbery
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2%synergy
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4%synergy
Come Back Wrong
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7%synergy
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7%synergy
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7%synergy
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6%synergy
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3%synergy
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3%synergy
Utility Artifacts
The Darkness Crystal
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Wayfarer's Bauble
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34%synergy
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27%synergy
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15%synergy
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-9%synergy
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21%synergy
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3%synergy
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13%synergy
Portal to Phyrexia
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8%synergy
Mindcrank
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3%synergy
The Cauldron of Eternity
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7%synergy
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3%synergy
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6%synergy
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5%synergy
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4%synergy
World Map
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3%synergy
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5%synergy
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4%synergy
Enchantments
Phyrexian Arena
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6%synergy
Grave Betrayal
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35%synergy
Black Market
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12%synergy
Animate Dead
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14%synergy
The Eldest Reborn
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21%synergy
Virtue of Persistence
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15%synergy
Black Market Connections
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-4%synergy
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10%synergy
No Mercy
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9%synergy
Minion's Return
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15%synergy
Hedonist's Trove
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12%synergy
The Meathook Massacre
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-8%synergy
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3%synergy
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2%synergy
Protection Racket
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7%synergy
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4%synergy
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5%synergy
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-4%synergy
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-2%synergy
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2%synergy
Planeswalkers
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22%synergy
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6%synergy
Utility Lands
Cabal Coffers
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11%synergy
Cabal Stronghold
58%inclusion668 decks1.14K decks
23%synergy
Urborg, Tomb of Yawgmoth
44%inclusion505 decks1.14K decks
7%synergy
Nykthos, Shrine to Nyx
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14%synergy
Bojuka Bog
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-4%synergy
Witch's Cottage
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6%synergy
Reliquary Tower
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-1%synergy
Temple of the False God
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17%synergy
War Room
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8%synergy
Castle Locthwain
23%inclusion267 decks1.14K decks
6%synergy
Rogue's Passage
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0%synergy
Thespian's Stage
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11%synergy
Takenuma, Abandoned Mire
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0%synergy
Mortuary Mire
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-2%synergy
Phyrexian Tower
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-14%synergy
Vesuva
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7%synergy
Command Beacon
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1%synergy
Barren Moor
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-1%synergy
Havengul Laboratory
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8%synergy
Deserted Temple
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4%synergy
Urza's Saga
7.0%inclusion80 decks1.14K decks
-1%synergy
Crypt of Agadeem
6.8%inclusion78 decks1.14K decks
-4%synergy
Maze of Ith
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3%synergy
Mana Artifacts
Sol Ring
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5%synergy
Arcane Signet
69%inclusion792 decks1.14K decks
7%synergy
Mind Stone
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19%synergy
Charcoal Diamond
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21%synergy
Thran Dynamo
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35%synergy
Thought Vessel
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10%synergy
Caged Sun
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24%synergy
Nyx Lotus
35%inclusion395 decks1.14K decks
28%synergy
Fellwar Stone
30%inclusion340 decks1.14K decks
15%synergy
Throne of Eldraine
24%inclusion279 decks1.14K decks
14%synergy
Sceptre of Eternal Glory
24%inclusion274 decks1.14K decks
15%synergy
Gilded Lotus
19%inclusion217 decks1.14K decks
13%synergy
Worn Powerstone
18%inclusion206 decks1.14K decks
14%synergy
Vessel of Endless Rest
17%inclusion191 decks1.14K decks
17%synergy
Commander's Sphere
17%inclusion190 decks1.14K decks
7%synergy
The Soul Stone
16%inclusion72 decks454 decks
3%synergy
Everflowing Chalice
14%inclusion161 decks1.14K decks
8%synergy
Gauntlet of Power
13%inclusion154 decks1.14K decks
10%synergy
Extraplanar Lens
13%inclusion149 decks1.14K decks
8%synergy
Hedron Archive
12%inclusion141 decks1.14K decks
9%synergy
Coldsteel Heart
5.4%inclusion62 decks1.14K decks
4%synergy
Lands
Swamp
87%inclusion994 decks1.14K decks
-8%synergy
Myriad Landscape
52%inclusion591 decks1.14K decks
25%synergy
Snow-Covered Swamp
15%inclusion176 decks1.14K decks
9%synergy
Fell the Profane
15%inclusion153 decks1.04K decks
-4%synergy
Urza's Cave
14%inclusion146 decks1.06K decks
5%synergy
Malakir Rebirth
13%inclusion153 decks1.14K decks
-9%synergy
Exotic Orchard
8.4%inclusion96 decks1.14K decks
7%synergy
Demolition Field
7.4%inclusion85 decks1.14K decks
2%synergy
Command Tower
7.0%inclusion80 decks1.14K decks
1%synergy
Hagra Mauling
6.5%inclusion74 decks1.14K decks
2%synergy