Toxrill, the Corrosive (Commander) - Core

Alternate Names:

Gary, the SnailGary, the Snail

Toxrill, the Corrosive
Rank #247
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Background image for The Best Horror Combos in Commander
Ethan Coover
Oct 20, 2025
Ethan Coover
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.
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The Soul Stone
5.1%inclusion2 decks39 decks
1%synergy
Spider-Sense
4.3%inclusion1 decks23 decks
2%synergy
Spider-Man No More
4.3%inclusion1 decks23 decks
3%synergy
Risky Research
2.2%inclusion1 decks46 decks
1%synergy
Whoosh!
2.2%inclusion1 decks46 decks
1%synergy
High Synergy Cards
Sludge Monster
83%inclusion456 decks551 decks
75%synergy
Thrummingbird
69%inclusion381 decks551 decks
66%synergy
Mass Diminish
62%inclusion344 decks551 decks
60%synergy
Blood Artist
62%inclusion341 decks551 decks
58%synergy
Tezzeret's Gambit
58%inclusion319 decks551 decks
55%synergy
Flux Channeler
57%inclusion316 decks551 decks
55%synergy
Massacre Wurm
62%inclusion341 decks551 decks
53%synergy
Polymorphist's Jest
52%inclusion289 decks551 decks
50%synergy
Slaughter Specialist
51%inclusion282 decks551 decks
50%synergy
Clackbridge Troll
51%inclusion280 decks551 decks
49%synergy
Top Cards
Counterspell
61%inclusion338 decks551 decks
5%synergy
Swiftfoot Boots
55%inclusion302 decks551 decks
30%synergy
Dark Ritual
53%inclusion292 decks551 decks
19%synergy
Black Market
53%inclusion291 decks551 decks
47%synergy
Contentious Plan
51%inclusion282 decks551 decks
49%synergy
Maha, Its Feathers Night
51%inclusion202 decks400 decks
47%synergy
Negate
50%inclusion276 decks551 decks
18%synergy
Flatline
50%inclusion275 decks551 decks
48%synergy
Contagion Clasp
47%inclusion259 decks551 decks
45%synergy
Whisper of the Dross
46%inclusion253 decks551 decks
44%synergy
Game Changers
Notion Thief
8.3%inclusion46 decks551 decks
-4%synergy
Creatures
Gisa, Glorious Resurrector
45%inclusion250 decks551 decks
42%synergy
Morbid Opportunist
45%inclusion246 decks551 decks
41%synergy
Massacre Girl, Known Killer
43%inclusion216 decks502 decks
40%synergy
Mirkwood Bats
39%inclusion216 decks551 decks
34%synergy
Tekuthal, Inquiry Dominus
37%inclusion202 decks551 decks
35%synergy
Hunted Phantasm
36%inclusion196 decks551 decks
35%synergy
Syr Konrad, the Grim
35%inclusion194 decks551 decks
22%synergy
Solemn Simulacrum
32%inclusion174 decks551 decks
19%synergy
Ayara, First of Locthwain
32%inclusion174 decks551 decks
28%synergy
Scheming Aspirant
30%inclusion167 decks551 decks
29%synergy
Zulaport Cutthroat
26%inclusion141 decks551 decks
22%synergy
Yawgmoth, Thran Physician
26%inclusion141 decks551 decks
24%synergy
Deepglow Skate
25%inclusion138 decks551 decks
24%synergy
Dreamtide Whale
25%inclusion105 decks426 decks
23%synergy
Spitting Dilophosaurus
25%inclusion135 decks549 decks
24%synergy
Guildpact Informant
24%inclusion131 decks551 decks
23%synergy
Spark Double
23%inclusion126 decks551 decks
12%synergy
Massacre Girl
23%inclusion125 decks551 decks
20%synergy
Drivnod, Carnage Dominus
22%inclusion120 decks551 decks
20%synergy
Necroskitter
21%inclusion115 decks551 decks
20%synergy
Blightbelly Rat
21%inclusion113 decks551 decks
19%synergy
Falkenrath Noble
18%inclusion99 decks551 decks
17%synergy
Persistent Constrictor
18%inclusion62 decks347 decks
17%synergy
Voidwing Hybrid
18%inclusion98 decks551 decks
17%synergy
Viral Drake
17%inclusion93 decks551 decks
16%synergy
Fumulus, the Infestation
17%inclusion50 decks297 decks
16%synergy
Baleful Strix
16%inclusion87 decks551 decks
-6%synergy
Akroan Horse
16%inclusion86 decks551 decks
15%synergy
Burnished Hart
16%inclusion86 decks551 decks
13%synergy
Hunted Bonebrute
15%inclusion74 decks501 decks
14%synergy
Crypt Ghast
14%inclusion78 decks551 decks
12%synergy
Vedalken Humiliator
13%inclusion74 decks551 decks
13%synergy
Corrosive Mentor
13%inclusion72 decks551 decks
13%synergy
Ogre Slumlord
12%inclusion68 decks551 decks
10%synergy
Pitiless Plunderer
12%inclusion67 decks551 decks
9%synergy
Yahenni, Undying Partisan
12%inclusion65 decks551 decks
11%synergy
Rottenmouth Viper
12%inclusion46 decks394 decks
11%synergy
Kels, Fight Fixer
11%inclusion59 decks551 decks
10%synergy
Sangromancer
10%inclusion56 decks551 decks
10%synergy
Grazilaxx, Illithid Scholar
10%inclusion56 decks551 decks
0%synergy
Hunted Horror
10%inclusion55 decks551 decks
7%synergy
Skinrender
10%inclusion53 decks551 decks
9%synergy
Blightbeetle
9.3%inclusion51 decks551 decks
9%synergy
Midnight Banshee
9.3%inclusion51 decks551 decks
9%synergy
Banewhip Punisher
8.5%inclusion47 decks551 decks
8%synergy
Hullbreaker Horror
8.5%inclusion47 decks551 decks
-7%synergy
Braids, Arisen Nightmare
8.0%inclusion44 decks551 decks
5%synergy
Ichor Rats
7.4%inclusion41 decks551 decks
6%synergy
Blighted Agent
7.3%inclusion40 decks551 decks
5%synergy
Deathgreeter
6.9%inclusion38 decks551 decks
7%synergy
Instants
Experimental Augury
42%inclusion233 decks551 decks
40%synergy
Steady Progress
40%inclusion218 decks551 decks
38%synergy
Sudden Spoiling
36%inclusion197 decks551 decks
33%synergy
Grim Affliction
34%inclusion185 decks551 decks
32%synergy
Fuel for the Cause
30%inclusion168 decks551 decks
29%synergy
Reject Imperfection
21%inclusion113 decks551 decks
19%synergy
Countersquall
20%inclusion110 decks551 decks
13%synergy
Arcane Denial
18%inclusion101 decks551 decks
-7%synergy
An Offer You Can't Refuse
18%inclusion100 decks551 decks
-11%synergy
Brainstorm
18%inclusion97 decks551 decks
-13%synergy
Tragic Slip
17%inclusion96 decks551 decks
13%synergy
Serum Snare
17%inclusion94 decks551 decks
16%synergy
Prologue to Phyresis
16%inclusion90 decks551 decks
15%synergy
Withering Torment
16%inclusion56 decks354 decks
0%synergy
Radstorm
15%inclusion84 decks551 decks
14%synergy
Feign Death
15%inclusion81 decks551 decks
13%synergy
Pongify
14%inclusion78 decks551 decks
-1%synergy
Village Rites
14%inclusion75 decks551 decks
7%synergy
Malakir Rebirth
14%inclusion75 decks551 decks
4%synergy
Rapid Hybridization
13%inclusion72 decks551 decks
3%synergy
Swan Song
11%inclusion63 decks551 decks
-6%synergy
Vraska's Fall
11%inclusion61 decks551 decks
9%synergy
Not Dead After All
11%inclusion60 decks551 decks
9%synergy
Infernal Grasp
11%inclusion60 decks551 decks
-5%synergy
Wash Away
10%inclusion55 decks551 decks
8%synergy
Dispel
8.3%inclusion46 decks551 decks
2%synergy
Resculpt
8.3%inclusion46 decks551 decks
1%synergy
Fact or Fiction
7.8%inclusion43 decks551 decks
-3%synergy
Spell Pierce
7.8%inclusion43 decks551 decks
2%synergy
Undying Malice
7.3%inclusion40 decks551 decks
6%synergy
Strix Serenade
7.2%inclusion31 decks430 decks
2%synergy
Go for the Throat
7.1%inclusion39 decks551 decks
-9%synergy
Drown in the Loch
6.9%inclusion38 decks551 decks
-12%synergy
Cabal Ritual
6.9%inclusion38 decks551 decks
2%synergy
Supernatural Stamina
6.9%inclusion38 decks551 decks
5%synergy
Murder
6.5%inclusion36 decks551 decks
-1%synergy
Reality Shift
6.2%inclusion34 decks551 decks
-8%synergy
Hero's Downfall
6.0%inclusion33 decks551 decks
3%synergy
Neutralize
6.0%inclusion33 decks551 decks
6%synergy
Cancel
6.0%inclusion33 decks551 decks
4%synergy
Culling the Weak
5.4%inclusion30 decks551 decks
3%synergy
Deadly Dispute
5.3%inclusion29 decks551 decks
-2%synergy
Mana Drain
5.3%inclusion29 decks551 decks
-12%synergy
Mana Leak
5.3%inclusion29 decks551 decks
2%synergy
Sorceries
Drown in Ichor
44%inclusion244 decks551 decks
42%synergy
Feed the Swarm
34%inclusion188 decks551 decks
-2%synergy
Curse of the Swine
27%inclusion151 decks551 decks
24%synergy
Ravenform
26%inclusion141 decks551 decks
23%synergy
Toxic Deluge
23%inclusion125 decks551 decks
-3%synergy
Sign in Blood
22%inclusion123 decks551 decks
16%synergy
Black Sun's Zenith
20%inclusion109 decks551 decks
17%synergy
Asinine Antics
18%inclusion101 decks551 decks
17%synergy
Read the Bones
16%inclusion90 decks551 decks
12%synergy
Vat Emergence
15%inclusion83 decks551 decks
14%synergy
Spread the Sickness
15%inclusion80 decks551 decks
14%synergy
Infectious Inquiry
14%inclusion77 decks551 decks
12%synergy
Diabolic Tutor
13%inclusion73 decks551 decks
6%synergy
Ponder
11%inclusion61 decks551 decks
-5%synergy
Incremental Blight
11%inclusion61 decks551 decks
11%synergy
Victimize
11%inclusion61 decks551 decks
-2%synergy
Reanimate
11%inclusion60 decks551 decks
-13%synergy
Vivisurgeon's Insight
10%inclusion56 decks551 decks
10%synergy
Phyresis Outbreak
10%inclusion54 decks551 decks
9%synergy
In Garruk's Wake
10%inclusion53 decks551 decks
4%synergy
Preordain
9.3%inclusion51 decks551 decks
-1%synergy
Irenicus's Vile Duplication
8.9%inclusion49 decks551 decks
3%synergy
Mutilate
8.9%inclusion49 decks551 decks
8%synergy
Rise of the Dark Realms
7.8%inclusion43 decks551 decks
-1%synergy
Blasphemous Edict
7.8%inclusion23 decks295 decks
1%synergy
Night's Whisper
7.4%inclusion41 decks551 decks
1%synergy
Dread Return
6.5%inclusion36 decks551 decks
0%synergy
Bubbling Muck
5.4%inclusion30 decks551 decks
5%synergy
Utility Artifacts
Lightning Greaves
46%inclusion251 decks551 decks
18%synergy
Skullclamp
38%inclusion212 decks551 decks
29%synergy
Genesis Chamber
30%inclusion165 decks551 decks
29%synergy
Contagion Engine
29%inclusion158 decks551 decks
27%synergy
Kormus Bell
17%inclusion93 decks551 decks
16%synergy
Wayfarer's Bauble
17%inclusion91 decks551 decks
2%synergy
Ashnod's Altar
17%inclusion91 decks551 decks
9%synergy
Jet Medallion
12%inclusion67 decks551 decks
5%synergy
Mithril Coat
11%inclusion60 decks551 decks
7%synergy
Neurok Stealthsuit
8.5%inclusion47 decks551 decks
7%synergy
Whispersilk Cloak
8.0%inclusion44 decks551 decks
1%synergy
Dragon Throne of Tarkir
7.8%inclusion43 decks551 decks
8%synergy
Helm of the Host
6.9%inclusion38 decks551 decks
4%synergy
Mask of Avacyn
6.9%inclusion38 decks551 decks
7%synergy
The Darkness Crystal
6.0%inclusion6 decks100 decks
2%synergy
Expedition Map
5.1%inclusion28 decks551 decks
3%synergy
Enchantments
Inexorable Tide
43%inclusion235 decks551 decks
40%synergy
Nest of Scarabs
26%inclusion142 decks551 decks
25%synergy
Propaganda
25%inclusion135 decks551 decks
9%synergy
Revel in Riches
21%inclusion116 decks551 decks
20%synergy
Kaya's Ghostform
20%inclusion112 decks551 decks
17%synergy
Grave Betrayal
20%inclusion108 decks551 decks
18%synergy
The Meathook Massacre
19%inclusion107 decks551 decks
14%synergy
Blowfly Infestation
19%inclusion106 decks551 decks
19%synergy
Crumbling Ashes
17%inclusion96 decks551 decks
17%synergy
Phyrexian Arena
17%inclusion94 decks551 decks
4%synergy
Infernal Genesis
14%inclusion77 decks551 decks
14%synergy
Gift of Doom
13%inclusion69 decks551 decks
12%synergy
Bastion of Remembrance
11%inclusion59 decks551 decks
8%synergy
Meathook Massacre II
10%inclusion35 decks355 decks
9%synergy
Blessing of Leeches
10%inclusion53 decks551 decks
9%synergy
Diplomatic Immunity
10%inclusion53 decks551 decks
9%synergy
Eaten by Piranhas
9.3%inclusion51 decks549 decks
7%synergy
Dictate of Erebos
8.9%inclusion49 decks551 decks
6%synergy
Witness Protection
8.5%inclusion47 decks551 decks
7%synergy
Grave Pact
7.4%inclusion41 decks551 decks
2%synergy
Mesmerizing Dose
7.3%inclusion40 decks551 decks
7%synergy
Robe of Mirrors
6.4%inclusion35 decks551 decks
6%synergy
Mystic Remora
6.4%inclusion35 decks551 decks
-10%synergy
Necrogen Communion
6.4%inclusion35 decks551 decks
6%synergy
Reconnaissance Mission
5.6%inclusion31 decks551 decks
-5%synergy
Amphibian Downpour
5.4%inclusion23 decks428 decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
22%inclusion119 decks551 decks
20%synergy
Liliana, Death Wielder
5.8%inclusion32 decks551 decks
6%synergy
Liliana, Dreadhorde General
5.1%inclusion28 decks551 decks
0%synergy
Utility Lands
Karn's Bastion
49%inclusion270 decks551 decks
46%synergy
Reliquary Tower
39%inclusion214 decks551 decks
3%synergy
Bojuka Bog
32%inclusion178 decks551 decks
-7%synergy
Urborg, Tomb of Yawgmoth
24%inclusion131 decks551 decks
4%synergy
Temple of the False God
22%inclusion119 decks551 decks
12%synergy
Cabal Coffers
17%inclusion96 decks551 decks
7%synergy
Rogue's Passage
17%inclusion95 decks551 decks
-10%synergy
Command Beacon
11%inclusion62 decks551 decks
7%synergy
Mortuary Mire
8.3%inclusion46 decks551 decks
0%synergy
Phyrexian Tower
8.2%inclusion45 decks551 decks
2%synergy
Creeping Tar Pit
6.7%inclusion37 decks551 decks
-2%synergy
Westvale Abbey
6.2%inclusion34 decks551 decks
5%synergy
Dreadship Reef
6.2%inclusion34 decks551 decks
5%synergy
Mystic Sanctuary
6.0%inclusion33 decks551 decks
-12%synergy
Restless Reef
5.3%inclusion29 decks549 decks
-2%synergy
Mana Artifacts
Sol Ring
87%inclusion477 decks551 decks
-2%synergy
Arcane Signet
78%inclusion431 decks551 decks
-6%synergy
Dimir Signet
55%inclusion305 decks551 decks
-6%synergy
Talisman of Dominance
42%inclusion233 decks551 decks
-17%synergy
Mind Stone
36%inclusion197 decks551 decks
5%synergy
Thought Vessel
33%inclusion184 decks551 decks
1%synergy
Commander's Sphere
32%inclusion176 decks551 decks
13%synergy
Everflowing Chalice
32%inclusion175 decks551 decks
25%synergy
Fellwar Stone
24%inclusion130 decks551 decks
-8%synergy
Thran Dynamo
22%inclusion120 decks551 decks
16%synergy
Charcoal Diamond
21%inclusion116 decks551 decks
12%synergy
Sky Diamond
21%inclusion114 decks551 decks
12%synergy
Midnight Clock
15%inclusion83 decks551 decks
7%synergy
Replicating Ring
14%inclusion78 decks551 decks
13%synergy
Hedron Archive
13%inclusion72 decks551 decks
11%synergy
Staff of Compleation
13%inclusion69 decks551 decks
11%synergy
Worn Powerstone
10%inclusion56 decks551 decks
7%synergy
Decanter of Endless Water
9.3%inclusion51 decks551 decks
4%synergy
Gilded Lotus
8.3%inclusion46 decks551 decks
5%synergy
Prismatic Lens
8.0%inclusion44 decks551 decks
6%synergy
Glistening Sphere
7.8%inclusion43 decks551 decks
7%synergy
Heraldic Banner
6.4%inclusion35 decks551 decks
4%synergy
Firemind Vessel
6.2%inclusion34 decks551 decks
6%synergy
Crowded Crypt
6.0%inclusion33 decks551 decks
1%synergy
Astral Cornucopia
5.6%inclusion31 decks551 decks
5%synergy
Dimir Locket
5.1%inclusion28 decks551 decks
2%synergy
Lands
Swamp
99%inclusion547 decks551 decks
3%synergy
Island
98%inclusion542 decks551 decks
2%synergy
Command Tower
83%inclusion455 decks551 decks
-6%synergy
Sunken Hollow
67%inclusion371 decks551 decks
1%synergy
Tainted Isle
42%inclusion234 decks551 decks
-1%synergy
Temple of Deceit
42%inclusion231 decks551 decks
5%synergy
Drowned Catacomb
42%inclusion231 decks551 decks
-10%synergy
Choked Estuary
42%inclusion231 decks551 decks
-6%synergy
Dimir Aqueduct
41%inclusion226 decks551 decks
1%synergy
Darkwater Catacombs
39%inclusion214 decks551 decks
-2%synergy
Shipwreck Marsh
35%inclusion194 decks551 decks
-4%synergy
Evolving Wilds
32%inclusion176 decks551 decks
15%synergy
Myriad Landscape
32%inclusion174 decks551 decks
8%synergy
Dismal Backwater
31%inclusion172 decks551 decks
15%synergy
Exotic Orchard
31%inclusion171 decks551 decks
-3%synergy
Terramorphic Expanse
24%inclusion132 decks551 decks
13%synergy
Forbidden Orchard
23%inclusion126 decks551 decks
20%synergy
Watery Grave
21%inclusion116 decks551 decks
-25%synergy
Underground River
19%inclusion102 decks551 decks
-20%synergy
Morphic Pool
18%inclusion98 decks551 decks
-19%synergy
Gloomlake Verge
16%inclusion57 decks355 decks
-7%synergy
Clearwater Pathway
16%inclusion86 decks551 decks
-10%synergy
Dimir Guildgate
15%inclusion83 decks551 decks
8%synergy
Malakir Rebirth
14%inclusion75 decks551 decks
4%synergy
Fetid Pools
12%inclusion67 decks551 decks
-4%synergy
Jwar Isle Refuge
12%inclusion66 decks551 decks
6%synergy
Contaminated Aquifer
12%inclusion66 decks551 decks
5%synergy
Polluted Delta
10%inclusion56 decks551 decks
-21%synergy
Darkslick Shores
10%inclusion53 decks551 decks
-4%synergy
Submerged Boneyard
10%inclusion53 decks551 decks
5%synergy
Ash Barrens
8.7%inclusion48 decks551 decks
3%synergy
Path of Ancestry
8.3%inclusion46 decks551 decks
-20%synergy
Soured Springs
7.9%inclusion36 decks456 decks
5%synergy
Ice Tunnel
6.9%inclusion38 decks551 decks
2%synergy
River of Tears
6.9%inclusion38 decks551 decks
-4%synergy
Sunken Ruins
6.9%inclusion38 decks551 decks
-7%synergy
Undercity Sewers
6.8%inclusion34 decks502 decks
-13%synergy
Waterfront District
5.8%inclusion32 decks551 decks
2%synergy
Fabled Passage
5.3%inclusion29 decks551 decks
-3%synergy
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