Gary, the Snail (Commander) - Upgraded Control

Original Name:

Toxrill, the CorrosiveToxrill, the Corrosive

Background image for The Best Horror Combos in Commander
Ethan Coover
Oct 20, 2025
The Best Horror Combos in Commander
There are plenty of Horror creatures in Magic, but which are the best at comboing? In honor of Halloween, Ethan Coover lists the best 10.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Sludge Monster
88%inclusion23 decks26 decks
81%synergy
Massacre Wurm
77%inclusion20 decks26 decks
68%synergy
Blood Artist
69%inclusion18 decks26 decks
65%synergy
Maha, Its Feathers Night
68%inclusion17 decks25 decks
65%synergy
Polymorphist's Jest
65%inclusion17 decks26 decks
63%synergy
Flatline
62%inclusion16 decks26 decks
59%synergy
Massacre Girl, Known Killer
62%inclusion16 decks26 decks
59%synergy
Thrummingbird
58%inclusion15 decks26 decks
55%synergy
Mass Diminish
54%inclusion14 decks26 decks
52%synergy
Karn's Bastion
54%inclusion14 decks26 decks
51%synergy
Top Cards
Counterspell
81%inclusion21 decks26 decks
25%synergy
Lightning Greaves
62%inclusion16 decks26 decks
34%synergy
An Offer You Can't Refuse
54%inclusion14 decks26 decks
24%synergy
Skullclamp
54%inclusion14 decks26 decks
45%synergy
Toxic Deluge
54%inclusion14 decks26 decks
28%synergy
Mirkwood Bats
50%inclusion13 decks26 decks
45%synergy
Syr Konrad, the Grim
50%inclusion13 decks26 decks
37%synergy
Negate
50%inclusion13 decks26 decks
18%synergy
Swiftfoot Boots
50%inclusion13 decks26 decks
26%synergy
The Meathook Massacre
46%inclusion12 decks26 decks
41%synergy
Game Changers
Rhystic Study
31%inclusion8 decks26 decks
6%synergy
Bolas's Citadel
19%inclusion5 decks26 decks
13%synergy
Cyclonic Rift
19%inclusion5 decks26 decks
-5%synergy
Notion Thief
19%inclusion5 decks26 decks
8%synergy
The One Ring
7.7%inclusion2 decks26 decks
0%synergy
Necropotence
7.7%inclusion2 decks26 decks
5%synergy
Mystical Tutor
7.7%inclusion2 decks26 decks
-7%synergy
Narset, Parter of Veils
7.7%inclusion2 decks26 decks
5%synergy
Orcish Bowmasters
7.7%inclusion2 decks26 decks
0%synergy
Creatures
Flux Channeler
46%inclusion12 decks26 decks
44%synergy
Slaughter Specialist
46%inclusion12 decks26 decks
45%synergy
Ayara, First of Locthwain
42%inclusion11 decks26 decks
39%synergy
Yawgmoth, Thran Physician
42%inclusion11 decks26 decks
41%synergy
Hunted Phantasm
42%inclusion11 decks26 decks
41%synergy
Morbid Opportunist
38%inclusion10 decks26 decks
35%synergy
Clackbridge Troll
35%inclusion9 decks26 decks
33%synergy
Spark Double
35%inclusion9 decks26 decks
24%synergy
Dreamtide Whale
35%inclusion9 decks26 decks
33%synergy
Gisa, Glorious Resurrector
35%inclusion9 decks26 decks
32%synergy
Solemn Simulacrum
31%inclusion8 decks26 decks
18%synergy
Tekuthal, Inquiry Dominus
31%inclusion8 decks26 decks
29%synergy
Drivnod, Carnage Dominus
27%inclusion7 decks26 decks
25%synergy
Zulaport Cutthroat
27%inclusion7 decks26 decks
24%synergy
Deepglow Skate
27%inclusion7 decks26 decks
26%synergy
Spitting Dilophosaurus
19%inclusion5 decks26 decks
18%synergy
Baleful Strix
19%inclusion5 decks26 decks
-3%synergy
Massacre Girl
19%inclusion5 decks26 decks
16%synergy
Crypt Ghast
19%inclusion5 decks26 decks
17%synergy
Necroskitter
15%inclusion4 decks26 decks
15%synergy
Faerie Mastermind
15%inclusion4 decks26 decks
5%synergy
Vein Ripper
15%inclusion4 decks26 decks
14%synergy
Burnished Hart
15%inclusion4 decks26 decks
13%synergy
Grazilaxx, Illithid Scholar
15%inclusion4 decks26 decks
5%synergy
Hullbreaker Horror
15%inclusion4 decks26 decks
0%synergy
Enduring Curiosity
13%inclusion3 decks24 decks
8%synergy
Sheoldred, the Apocalypse
12%inclusion3 decks26 decks
7%synergy
Xanathar, Guild Kingpin
12%inclusion3 decks26 decks
10%synergy
Hunted Horror
12%inclusion3 decks26 decks
8%synergy
Boggart Trawler
12%inclusion3 decks26 decks
5%synergy
Corrosive Mentor
12%inclusion3 decks26 decks
11%synergy
Mind Flayer
12%inclusion3 decks26 decks
6%synergy
Sakashima the Impostor
12%inclusion3 decks26 decks
7%synergy
Hunted Bonebrute
12%inclusion3 decks26 decks
11%synergy
Pitiless Plunderer
12%inclusion3 decks26 decks
9%synergy
Charix, the Raging Isle
12%inclusion3 decks26 decks
9%synergy
Braids, Arisen Nightmare
12%inclusion3 decks26 decks
9%synergy
Yahenni, Undying Partisan
12%inclusion3 decks26 decks
11%synergy
Kels, Fight Fixer
12%inclusion3 decks26 decks
11%synergy
Fumulus, the Infestation
8.7%inclusion2 decks23 decks
8%synergy
The Mindskinner
8.3%inclusion2 decks24 decks
2%synergy
Rottenmouth Viper
8.0%inclusion2 decks25 decks
7%synergy
Roshan, Hidden Magister
8.0%inclusion2 decks25 decks
7%synergy
Ogre Slumlord
7.7%inclusion2 decks26 decks
5%synergy
Voidwing Hybrid
7.7%inclusion2 decks26 decks
7%synergy
Wonder
7.7%inclusion2 decks26 decks
1%synergy
Ramses, Assassin Lord
7.7%inclusion2 decks26 decks
6%synergy
Guildpact Informant
7.7%inclusion2 decks26 decks
7%synergy
Phyrexian Metamorph
7.7%inclusion2 decks26 decks
-2%synergy
Nadier's Nightblade
7.7%inclusion2 decks26 decks
6%synergy
Instants
Dark Ritual
46%inclusion12 decks26 decks
11%synergy
Sudden Spoiling
42%inclusion11 decks26 decks
40%synergy
Arcane Denial
42%inclusion11 decks26 decks
17%synergy
Swan Song
38%inclusion10 decks26 decks
21%synergy
Malakir Rebirth
35%inclusion9 decks26 decks
25%synergy
Reject Imperfection
27%inclusion7 decks26 decks
26%synergy
Experimental Augury
23%inclusion6 decks26 decks
21%synergy
Whisper of the Dross
19%inclusion5 decks26 decks
18%synergy
Brainstorm
19%inclusion5 decks26 decks
-11%synergy
Mana Drain
19%inclusion5 decks26 decks
2%synergy
Waterlogged Teachings
19%inclusion5 decks26 decks
8%synergy
Strix Serenade
19%inclusion5 decks26 decks
14%synergy
Pongify
15%inclusion4 decks26 decks
1%synergy
Drown in the Loch
15%inclusion4 decks26 decks
-3%synergy
Fuel for the Cause
15%inclusion4 decks26 decks
14%synergy
Radstorm
15%inclusion4 decks26 decks
14%synergy
Countersquall
15%inclusion4 decks26 decks
9%synergy
Withering Torment
13%inclusion3 decks24 decks
-4%synergy
Spider-Sense
13%inclusion1 decks8 decks
10%synergy
Fell the Profane
12%inclusion3 decks26 decks
-4%synergy
Rapid Hybridization
12%inclusion3 decks26 decks
1%synergy
Cancel
12%inclusion3 decks26 decks
9%synergy
Cabal Ritual
12%inclusion3 decks26 decks
7%synergy
Sink into Stupor
12%inclusion3 decks26 decks
-4%synergy
Tragic Slip
12%inclusion3 decks26 decks
8%synergy
Serum Snare
12%inclusion3 decks26 decks
10%synergy
Dismember
12%inclusion3 decks26 decks
5%synergy
Whoosh!
11%inclusion1 decks9 decks
10%synergy
Consult the Star Charts
9.1%inclusion1 decks11 decks
8%synergy
Refute
8.7%inclusion2 decks23 decks
6%synergy
Long River's Pull
8.0%inclusion2 decks25 decks
6%synergy
Force of Despair
7.7%inclusion2 decks26 decks
4%synergy
Muddle the Mixture
7.7%inclusion2 decks26 decks
2%synergy
Fated Return
7.7%inclusion2 decks26 decks
7%synergy
Stinging Study
7.7%inclusion2 decks26 decks
7%synergy
Frantic Search
7.7%inclusion2 decks26 decks
-11%synergy
Stubborn Denial
7.7%inclusion2 decks26 decks
6%synergy
Go for the Throat
7.7%inclusion2 decks26 decks
-9%synergy
Supernatural Stamina
7.7%inclusion2 decks26 decks
6%synergy
Vraska's Fall
7.7%inclusion2 decks26 decks
6%synergy
Daze
7.7%inclusion2 decks26 decks
7%synergy
Village Rites
7.7%inclusion2 decks26 decks
1%synergy
Disallow
7.7%inclusion2 decks26 decks
6%synergy
Grim Affliction
7.7%inclusion2 decks26 decks
7%synergy
Mindbreak Trap
7.7%inclusion2 decks26 decks
3%synergy
Spinal Embrace
7.7%inclusion2 decks26 decks
7%synergy
Cryptic Command
7.7%inclusion2 decks26 decks
6%synergy
Pull from Tomorrow
7.7%inclusion2 decks26 decks
5%synergy
Mana Leak
7.7%inclusion2 decks26 decks
5%synergy
Dig Through Time
7.7%inclusion2 decks26 decks
-3%synergy
Sorceries
Feed the Swarm
38%inclusion10 decks26 decks
2%synergy
Tezzeret's Gambit
38%inclusion10 decks26 decks
36%synergy
Drown in Ichor
38%inclusion10 decks26 decks
36%synergy
Asinine Antics
23%inclusion6 decks26 decks
22%synergy
Rise of the Dark Realms
23%inclusion6 decks26 decks
14%synergy
Black Sun's Zenith
19%inclusion5 decks26 decks
17%synergy
Contentious Plan
19%inclusion5 decks26 decks
17%synergy
Reanimate
19%inclusion5 decks26 decks
-5%synergy
Ponder
15%inclusion4 decks26 decks
-1%synergy
Curse of the Swine
15%inclusion4 decks26 decks
12%synergy
Read the Bones
15%inclusion4 decks26 decks
11%synergy
Irenicus's Vile Duplication
15%inclusion4 decks26 decks
10%synergy
Preordain
15%inclusion4 decks26 decks
5%synergy
Sandman's Quicksand
13%inclusion1 decks8 decks
12%synergy
Vat Emergence
12%inclusion3 decks26 decks
11%synergy
Windfall
12%inclusion3 decks26 decks
-2%synergy
Diabolic Tutor
12%inclusion3 decks26 decks
5%synergy
Victimize
12%inclusion3 decks26 decks
-2%synergy
Lórien Revealed
12%inclusion3 decks26 decks
8%synergy
Mutilate
12%inclusion3 decks26 decks
11%synergy
Grim Tutor
12%inclusion3 decks26 decks
8%synergy
Blood Money
12%inclusion3 decks26 decks
9%synergy
Night's Whisper
12%inclusion3 decks26 decks
5%synergy
Singularity Rupture
9.1%inclusion1 decks11 decks
-3%synergy
Stock Up
8.7%inclusion2 decks23 decks
7%synergy
Quantum Misalignment
7.7%inclusion2 decks26 decks
6%synergy
Torment of Hailfire
7.7%inclusion2 decks26 decks
6%synergy
Dread Return
7.7%inclusion2 decks26 decks
1%synergy
Phyresis Outbreak
7.7%inclusion2 decks26 decks
7%synergy
Stolen Identity
7.7%inclusion2 decks26 decks
5%synergy
Exsanguinate
7.7%inclusion2 decks26 decks
5%synergy
Temporal Mastery
7.7%inclusion2 decks26 decks
4%synergy
Connive // Concoct
7.7%inclusion2 decks26 decks
4%synergy
Damnation
7.7%inclusion2 decks26 decks
-3%synergy
Bribery
7.7%inclusion2 decks26 decks
6%synergy
Extract from Darkness
7.7%inclusion2 decks26 decks
0%synergy
Decree of Pain
7.7%inclusion2 decks26 decks
4%synergy
Great Intelligence's Plan
7.7%inclusion2 decks26 decks
7%synergy
Ravenform
7.7%inclusion2 decks26 decks
5%synergy
Nuclear Fallout
7.7%inclusion2 decks26 decks
6%synergy
Deny Reality
7.7%inclusion2 decks26 decks
8%synergy
Poison the Waters
6.3%inclusion1 decks16 decks
6%synergy
Utility Artifacts
Kormus Bell
35%inclusion9 decks26 decks
34%synergy
Contagion Engine
27%inclusion7 decks26 decks
26%synergy
Ashnod's Altar
27%inclusion7 decks26 decks
19%synergy
Genesis Chamber
23%inclusion6 decks26 decks
22%synergy
Contagion Clasp
19%inclusion5 decks26 decks
18%synergy
Wayfarer's Bauble
12%inclusion3 decks26 decks
-3%synergy
Jet Medallion
12%inclusion3 decks26 decks
4%synergy
Neurok Stealthsuit
12%inclusion3 decks26 decks
10%synergy
Whispersilk Cloak
12%inclusion3 decks26 decks
5%synergy
Campfire
7.7%inclusion2 decks26 decks
8%synergy
Psychic Paper
7.7%inclusion2 decks26 decks
7%synergy
Crawlspace
7.7%inclusion2 decks26 decks
6%synergy
Sensei's Divining Top
7.7%inclusion2 decks26 decks
-2%synergy
Portal to Phyrexia
7.7%inclusion2 decks26 decks
7%synergy
Phyrexian Processor
7.7%inclusion2 decks26 decks
8%synergy
Mithril Coat
7.7%inclusion2 decks26 decks
4%synergy
Helm of the Host
7.7%inclusion2 decks26 decks
5%synergy
Phyrexian Altar
7.7%inclusion2 decks26 decks
2%synergy
Expedition Map
7.7%inclusion2 decks26 decks
6%synergy
Scytheclaw
7.7%inclusion2 decks26 decks
7%synergy
Silver Shroud Costume
7.7%inclusion2 decks26 decks
7%synergy
The Darkness Crystal
6.3%inclusion1 decks16 decks
2%synergy
Enchantments
Black Market
42%inclusion11 decks26 decks
37%synergy
Inexorable Tide
38%inclusion10 decks26 decks
36%synergy
Revel in Riches
38%inclusion10 decks26 decks
37%synergy
Propaganda
31%inclusion8 decks26 decks
15%synergy
Phyrexian Arena
27%inclusion7 decks26 decks
14%synergy
Amphibian Downpour
19%inclusion5 decks26 decks
17%synergy
Animate Dead
19%inclusion5 decks26 decks
8%synergy
Kaya's Ghostform
15%inclusion4 decks26 decks
12%synergy
Black Market Connections
15%inclusion4 decks26 decks
5%synergy
Virtue of Persistence
15%inclusion4 decks26 decks
13%synergy
Mystic Remora
15%inclusion4 decks26 decks
0%synergy
Spider-Man No More
13%inclusion1 decks8 decks
11%synergy
Imprisoned in the Moon
12%inclusion3 decks26 decks
8%synergy
Grave Pact
12%inclusion3 decks26 decks
6%synergy
Diplomatic Immunity
12%inclusion3 decks26 decks
10%synergy
Unable to Scream
8.3%inclusion2 decks24 decks
7%synergy
Robe of Mirrors
7.7%inclusion2 decks26 decks
7%synergy
Nest of Scarabs
7.7%inclusion2 decks26 decks
7%synergy
Vampiric Rites
7.7%inclusion2 decks26 decks
6%synergy
Dictate of Erebos
7.7%inclusion2 decks26 decks
5%synergy
Become the Pilot
7.7%inclusion2 decks26 decks
8%synergy
Grave Betrayal
7.7%inclusion2 decks26 decks
6%synergy
Witness Protection
7.7%inclusion2 decks26 decks
6%synergy
Bloodchief Ascension
7.7%inclusion2 decks26 decks
0%synergy
Ichthyomorphosis
7.7%inclusion2 decks26 decks
8%synergy
Blessing of Leeches
7.7%inclusion2 decks26 decks
7%synergy
Infernal Genesis
7.7%inclusion2 decks26 decks
7%synergy
As Foretold
7.7%inclusion2 decks26 decks
6%synergy
Planeswalkers
Vraska, Betrayal's Sting
38%inclusion10 decks26 decks
37%synergy
Ashiok, Dream Render
19%inclusion5 decks26 decks
13%synergy
Tevesh Szat, Doom of Fools
12%inclusion3 decks26 decks
11%synergy
Kaito, Dancing Shadow
7.7%inclusion2 decks26 decks
4%synergy
Tezzeret, Betrayer of Flesh
7.7%inclusion2 decks26 decks
7%synergy
Liliana, Dreadhorde General
7.7%inclusion2 decks26 decks
3%synergy
Liliana of the Dark Realms
7.7%inclusion2 decks26 decks
7%synergy
Tezzeret the Schemer
7.7%inclusion2 decks26 decks
8%synergy
Utility Lands
Reliquary Tower
54%inclusion14 decks26 decks
18%synergy
Bojuka Bog
42%inclusion11 decks26 decks
3%synergy
Urborg, Tomb of Yawgmoth
42%inclusion11 decks26 decks
23%synergy
Command Beacon
35%inclusion9 decks26 decks
30%synergy
Phyrexian Tower
23%inclusion6 decks26 decks
17%synergy
Temple of the False God
23%inclusion6 decks26 decks
13%synergy
Cabal Coffers
23%inclusion6 decks26 decks
12%synergy
Castle Vantress
19%inclusion5 decks26 decks
15%synergy
Westvale Abbey
15%inclusion4 decks26 decks
15%synergy
Mystic Sanctuary
15%inclusion4 decks26 decks
-2%synergy
Takenuma, Abandoned Mire
15%inclusion4 decks26 decks
2%synergy
Otawara, Soaring City
15%inclusion4 decks26 decks
-3%synergy
Castle Locthwain
15%inclusion4 decks26 decks
11%synergy
Rogue's Passage
15%inclusion4 decks26 decks
-12%synergy
Mortuary Mire
7.7%inclusion2 decks26 decks
-1%synergy
Peat Bog
7.7%inclusion2 decks26 decks
7%synergy
Witch's Cottage
7.7%inclusion2 decks26 decks
4%synergy
Restless Reef
7.7%inclusion2 decks26 decks
0%synergy
Saprazzan Skerry
7.7%inclusion2 decks26 decks
7%synergy
Mana Artifacts
Arcane Signet
96%inclusion25 decks26 decks
12%synergy
Sol Ring
96%inclusion25 decks26 decks
8%synergy
Talisman of Dominance
85%inclusion22 decks26 decks
26%synergy
Dimir Signet
65%inclusion17 decks26 decks
5%synergy
Thought Vessel
46%inclusion12 decks26 decks
14%synergy
Thran Dynamo
38%inclusion10 decks26 decks
33%synergy
Everflowing Chalice
35%inclusion9 decks26 decks
28%synergy
Fellwar Stone
35%inclusion9 decks26 decks
4%synergy
Mind Stone
35%inclusion9 decks26 decks
5%synergy
Commander's Sphere
31%inclusion8 decks26 decks
12%synergy
Charcoal Diamond
19%inclusion5 decks26 decks
11%synergy
Gilded Lotus
15%inclusion4 decks26 decks
12%synergy
Worn Powerstone
15%inclusion4 decks26 decks
12%synergy
Sky Diamond
12%inclusion3 decks26 decks
3%synergy
Staff of Compleation
12%inclusion3 decks26 decks
10%synergy
Coalition Relic
7.7%inclusion2 decks26 decks
7%synergy
Glistening Sphere
7.7%inclusion2 decks26 decks
7%synergy
Replicating Ring
7.7%inclusion2 decks26 decks
6%synergy
Dimir Cluestone
7.7%inclusion2 decks26 decks
6%synergy
Lotus Petal
7.7%inclusion2 decks26 decks
0%synergy
Dimir Keyrune
7.7%inclusion2 decks26 decks
2%synergy
Decanter of Endless Water
7.7%inclusion2 decks26 decks
3%synergy
Lands
Island
96%inclusion25 decks26 decks
0%synergy
Command Tower
92%inclusion24 decks26 decks
4%synergy
Swamp
92%inclusion24 decks26 decks
-4%synergy
Sunken Hollow
69%inclusion18 decks26 decks
3%synergy
Shipwreck Marsh
65%inclusion17 decks26 decks
26%synergy
Underground River
65%inclusion17 decks26 decks
26%synergy
Drowned Catacomb
62%inclusion16 decks26 decks
9%synergy
Watery Grave
58%inclusion15 decks26 decks
11%synergy
Choked Estuary
58%inclusion15 decks26 decks
10%synergy
Dimir Aqueduct
50%inclusion13 decks26 decks
10%synergy
Morphic Pool
46%inclusion12 decks26 decks
9%synergy
Darkwater Catacombs
42%inclusion11 decks26 decks
2%synergy
Clearwater Pathway
38%inclusion10 decks26 decks
13%synergy
Exotic Orchard
38%inclusion10 decks26 decks
5%synergy
Forbidden Orchard
38%inclusion10 decks26 decks
36%synergy
Gloomlake Verge
38%inclusion9 decks24 decks
14%synergy
Tainted Isle
35%inclusion9 decks26 decks
-9%synergy
Malakir Rebirth
35%inclusion9 decks26 decks
25%synergy
Evolving Wilds
35%inclusion9 decks26 decks
18%synergy
Polluted Delta
35%inclusion9 decks26 decks
4%synergy
Temple of Deceit
31%inclusion8 decks26 decks
-6%synergy
Darkslick Shores
31%inclusion8 decks26 decks
17%synergy
Myriad Landscape
27%inclusion7 decks26 decks
4%synergy
Sunken Ruins
27%inclusion7 decks26 decks
12%synergy
Dismal Backwater
19%inclusion5 decks26 decks
3%synergy
Waterlogged Teachings
19%inclusion5 decks26 decks
8%synergy
Fabled Passage
15%inclusion4 decks26 decks
7%synergy
Terramorphic Expanse
15%inclusion4 decks26 decks
4%synergy
Waterfront District
15%inclusion4 decks26 decks
12%synergy
Jwar Isle Refuge
15%inclusion4 decks26 decks
9%synergy
Vibrant Cityscape
13%inclusion1 decks8 decks
11%synergy
Fell the Profane
12%inclusion3 decks26 decks
-4%synergy
Undercity Sewers
12%inclusion3 decks26 decks
-8%synergy
Fetid Pools
12%inclusion3 decks26 decks
-5%synergy
Mistvault Bridge
12%inclusion3 decks26 decks
7%synergy
Boggart Trawler
12%inclusion3 decks26 decks
5%synergy
Dimir Guildgate
12%inclusion3 decks26 decks
5%synergy
Sink into Stupor
12%inclusion3 decks26 decks
-4%synergy
Contaminated Aquifer
12%inclusion3 decks26 decks
5%synergy
Urza's Cave
7.7%inclusion2 decks26 decks
6%synergy
Hydroelectric Specimen
7.7%inclusion2 decks26 decks
-1%synergy
Snow-Covered Island
7.7%inclusion2 decks26 decks
0%synergy
Reflecting Pool
7.7%inclusion2 decks26 decks
3%synergy
Scalding Tarn
7.7%inclusion2 decks26 decks
-1%synergy
Snow-Covered Swamp
7.7%inclusion2 decks26 decks
0%synergy
Mana Confluence
7.7%inclusion2 decks26 decks
2%synergy
City of Brass
7.7%inclusion2 decks26 decks
1%synergy