Toxrill, the Corrosive (Commander) - -1/-1 Counters

Alternate Names:

Gary, the SnailGary, the Snail

Toxrill, the Corrosive
Rank #246
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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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Koh, the Face Stealer
5.7%inclusion2 decks35 decks
5%synergy
Crashing Wave
2.8%inclusion1 decks36 decks
2%synergy
Mai, Scornful Striker
2.6%inclusion1 decks38 decks
2%synergy
Wan Shi Tong, Librarian
2.2%inclusion1 decks45 decks
0%synergy
The Fire Nation Drill
2.2%inclusion1 decks45 decks
2%synergy
High Synergy Cards
Sludge Monster
84%inclusion489 decks585 decks
76%synergy
Thrummingbird
71%inclusion415 decks585 decks
68%synergy
Mass Diminish
64%inclusion377 decks585 decks
62%synergy
Massacre Wurm
71%inclusion415 decks585 decks
62%synergy
Karn's Bastion
65%inclusion380 decks585 decks
62%synergy
Flux Channeler
64%inclusion376 decks585 decks
62%synergy
Polymorphist's Jest
64%inclusion373 decks585 decks
62%synergy
Maha, Its Feathers Night
64%inclusion276 decks428 decks
61%synergy
Inexorable Tide
63%inclusion367 decks585 decks
61%synergy
Massacre Girl, Known Killer
62%inclusion353 decks566 decks
59%synergy
Top Cards
Counterspell
71%inclusion417 decks585 decks
15%synergy
Dark Ritual
69%inclusion404 decks585 decks
34%synergy
Black Market
62%inclusion364 decks585 decks
57%synergy
Blood Artist
62%inclusion361 decks585 decks
57%synergy
Tezzeret's Gambit
61%inclusion354 decks585 decks
58%synergy
Flatline
60%inclusion351 decks585 decks
58%synergy
Tekuthal, Inquiry Dominus
58%inclusion339 decks585 decks
56%synergy
Contagion Clasp
56%inclusion327 decks585 decks
54%synergy
Contentious Plan
55%inclusion320 decks585 decks
53%synergy
Lightning Greaves
54%inclusion314 decks585 decks
26%synergy
Game Changers
Rhystic Study
36%inclusion208 decks585 decks
11%synergy
Demonic Tutor
32%inclusion189 decks585 decks
12%synergy
Cyclonic Rift
26%inclusion152 decks585 decks
2%synergy
Vampiric Tutor
26%inclusion151 decks585 decks
9%synergy
Fierce Guardianship
18%inclusion108 decks585 decks
0%synergy
Notion Thief
14%inclusion84 decks585 decks
3%synergy
Ancient Tomb
14%inclusion80 decks585 decks
5%synergy
Bolas's Citadel
13%inclusion76 decks585 decks
7%synergy
Mystical Tutor
13%inclusion75 decks585 decks
-2%synergy
Orcish Bowmasters
11%inclusion67 decks585 decks
4%synergy
Creatures
Gisa, Glorious Resurrector
52%inclusion304 decks585 decks
49%synergy
Slaughter Specialist
48%inclusion282 decks585 decks
47%synergy
Necroskitter
47%inclusion276 decks585 decks
46%synergy
Spitting Dilophosaurus
46%inclusion268 decks585 decks
45%synergy
Yawgmoth, Thran Physician
44%inclusion256 decks585 decks
42%synergy
Clackbridge Troll
40%inclusion235 decks585 decks
39%synergy
Scheming Aspirant
38%inclusion220 decks585 decks
37%synergy
Mirkwood Bats
36%inclusion210 decks585 decks
31%synergy
Corrosive Mentor
36%inclusion209 decks585 decks
35%synergy
Morbid Opportunist
35%inclusion202 decks585 decks
31%synergy
Deepglow Skate
33%inclusion193 decks585 decks
32%synergy
Dreamtide Whale
32%inclusion146 decks458 decks
30%synergy
Ayara, First of Locthwain
31%inclusion184 decks585 decks
28%synergy
Syr Konrad, the Grim
31%inclusion181 decks585 decks
18%synergy
Spark Double
28%inclusion165 decks585 decks
17%synergy
Hunted Phantasm
28%inclusion164 decks585 decks
27%synergy
Midnight Banshee
27%inclusion160 decks585 decks
27%synergy
Skinrender
27%inclusion159 decks585 decks
27%synergy
Drivnod, Carnage Dominus
26%inclusion152 decks585 decks
24%synergy
Guildpact Informant
25%inclusion148 decks585 decks
25%synergy
Zulaport Cutthroat
24%inclusion142 decks585 decks
21%synergy
Crypt Ghast
24%inclusion139 decks585 decks
21%synergy
Viral Drake
23%inclusion133 decks585 decks
22%synergy
Solemn Simulacrum
21%inclusion123 decks585 decks
9%synergy
Massacre Girl
20%inclusion116 decks585 decks
17%synergy
Banewhip Punisher
19%inclusion113 decks585 decks
19%synergy
Persistent Constrictor
19%inclusion71 decks373 decks
18%synergy
Blightbeetle
18%inclusion108 decks585 decks
18%synergy
Soul Snuffers
17%inclusion98 decks585 decks
17%synergy
Fumulus, the Infestation
15%inclusion49 decks326 decks
15%synergy
Sakashima of a Thousand Faces
14%inclusion81 decks585 decks
9%synergy
Dauthi Voidwalker
14%inclusion79 decks585 decks
1%synergy
Pitiless Plunderer
14%inclusion79 decks585 decks
11%synergy
Voidwing Hybrid
13%inclusion78 decks585 decks
12%synergy
Baleful Strix
13%inclusion74 decks585 decks
-10%synergy
Hullbreaker Horror
13%inclusion74 decks585 decks
-3%synergy
Blightbelly Rat
13%inclusion74 decks585 decks
11%synergy
Deathgreeter
13%inclusion74 decks585 decks
12%synergy
Lockjaw Snapper
12%inclusion71 decks585 decks
12%synergy
Carnifex Demon
11%inclusion66 decks585 decks
11%synergy
Jin-Gitaxias, Progress Tyrant
11%inclusion66 decks585 decks
8%synergy
Rottenmouth Viper
11%inclusion45 decks426 decks
10%synergy
Opposition Agent
10%inclusion61 decks585 decks
2%synergy
Sheoldred, the Apocalypse
10%inclusion57 decks585 decks
5%synergy
Roaming Throne
10%inclusion56 decks585 decks
-4%synergy
Skithiryx, the Blight Dragon
10%inclusion56 decks585 decks
8%synergy
Plague Myr
9.1%inclusion53 decks585 decks
8%synergy
Falkenrath Noble
9.1%inclusion53 decks585 decks
8%synergy
Sephiroth, Fabled SOLDIER
8.6%inclusion15 decks174 decks
7%synergy
Festering Mummy
8.4%inclusion49 decks585 decks
8%synergy
Instants
Grim Affliction
48%inclusion280 decks585 decks
47%synergy
Sudden Spoiling
46%inclusion269 decks585 decks
44%synergy
Experimental Augury
44%inclusion259 decks585 decks
42%synergy
Whisper of the Dross
43%inclusion250 decks585 decks
41%synergy
Steady Progress
39%inclusion228 decks585 decks
38%synergy
Fuel for the Cause
37%inclusion216 decks585 decks
36%synergy
Negate
36%inclusion208 decks585 decks
3%synergy
Mana Drain
28%inclusion166 decks585 decks
11%synergy
Swan Song
28%inclusion162 decks585 decks
10%synergy
An Offer You Can't Refuse
26%inclusion155 decks585 decks
-3%synergy
Radstorm
24%inclusion140 decks585 decks
23%synergy
Tragic Slip
23%inclusion137 decks585 decks
19%synergy
Arcane Denial
21%inclusion124 decks585 decks
-4%synergy
Brainstorm
18%inclusion104 decks585 decks
-13%synergy
Pongify
16%inclusion91 decks585 decks
1%synergy
Reject Imperfection
16%inclusion91 decks585 decks
14%synergy
Withering Torment
15%inclusion55 decks376 decks
-2%synergy
Prologue to Phyresis
12%inclusion73 decks585 decks
11%synergy
Malakir Rebirth
12%inclusion68 decks585 decks
2%synergy
Cabal Ritual
11%inclusion67 decks585 decks
7%synergy
Feign Death
11%inclusion67 decks585 decks
10%synergy
Serum Snare
10%inclusion61 decks585 decks
9%synergy
Countersquall
10%inclusion61 decks585 decks
4%synergy
Strix Serenade
10%inclusion48 decks463 decks
6%synergy
Force of Will
10%inclusion60 decks585 decks
-1%synergy
Rapid Hybridization
9.2%inclusion54 decks585 decks
-1%synergy
Deadly Rollick
8.9%inclusion52 decks585 decks
-10%synergy
Fate Transfer
8.9%inclusion52 decks585 decks
9%synergy
Vraska's Fall
8.7%inclusion51 decks585 decks
7%synergy
Dramatic Reversal
8.5%inclusion50 decks585 decks
5%synergy
Force of Negation
8.4%inclusion49 decks585 decks
-1%synergy
Splendid Agony
8.0%inclusion47 decks585 decks
8%synergy
Pact of Negation
7.9%inclusion46 decks585 decks
3%synergy
Culling the Weak
7.5%inclusion44 decks585 decks
5%synergy
Village Rites
7.4%inclusion43 decks585 decks
1%synergy
Infernal Grasp
7.4%inclusion43 decks585 decks
-9%synergy
Dispel
7.0%inclusion41 decks585 decks
1%synergy
Mana Leak
6.8%inclusion40 decks585 decks
4%synergy
Soul Manipulation
6.7%inclusion39 decks585 decks
4%synergy
Spell Pierce
6.7%inclusion39 decks585 decks
1%synergy
Flusterstorm
6.3%inclusion37 decks585 decks
0%synergy
Torment of Venom
6.3%inclusion37 decks585 decks
6%synergy
Demonic Consultation
6.2%inclusion36 decks585 decks
-1%synergy
Not Dead After All
6.0%inclusion35 decks585 decks
4%synergy
Drown in the Loch
5.8%inclusion34 decks585 decks
-13%synergy
Tainted Pact
5.1%inclusion30 decks585 decks
0%synergy
Sorceries
Drown in Ichor
49%inclusion286 decks585 decks
47%synergy
Toxic Deluge
41%inclusion240 decks585 decks
15%synergy
Black Sun's Zenith
34%inclusion200 decks585 decks
32%synergy
Feed the Swarm
29%inclusion169 decks585 decks
-7%synergy
Incremental Blight
22%inclusion131 decks585 decks
22%synergy
Spread the Sickness
20%inclusion116 decks585 decks
19%synergy
Asinine Antics
19%inclusion109 decks585 decks
17%synergy
Curse of the Swine
17%inclusion102 decks585 decks
14%synergy
Reanimate
17%inclusion99 decks585 decks
-7%synergy
Mutilate
15%inclusion88 decks585 decks
15%synergy
Diabolic Tutor
14%inclusion84 decks585 decks
8%synergy
Vat Emergence
13%inclusion78 decks585 decks
12%synergy
Sign in Blood
13%inclusion75 decks585 decks
7%synergy
Rise of the Dark Realms
12%inclusion72 decks585 decks
3%synergy
Ponder
12%inclusion69 decks585 decks
-4%synergy
Phyresis Outbreak
11%inclusion66 decks585 decks
10%synergy
Damnation
11%inclusion64 decks585 decks
0%synergy
Liliana's Influence
10%inclusion57 decks585 decks
10%synergy
Infectious Inquiry
10%inclusion56 decks585 decks
8%synergy
Ravenform
9.2%inclusion54 decks585 decks
6%synergy
Grim Tutor
8.4%inclusion49 decks585 decks
4%synergy
Victimize
8.2%inclusion48 decks585 decks
-5%synergy
Diabolic Intent
8.0%inclusion47 decks585 decks
2%synergy
Read the Bones
8.0%inclusion47 decks585 decks
4%synergy
Vivisurgeon's Insight
7.4%inclusion43 decks585 decks
7%synergy
Irenicus's Vile Duplication
7.0%inclusion41 decks585 decks
1%synergy
Blasphemous Edict
6.8%inclusion22 decks324 decks
0%synergy
Imperial Seal
6.5%inclusion38 decks585 decks
0%synergy
Windfall
6.2%inclusion36 decks585 decks
-8%synergy
Preordain
5.5%inclusion32 decks585 decks
-5%synergy
Utility Artifacts
Skullclamp
49%inclusion285 decks585 decks
40%synergy
Swiftfoot Boots
49%inclusion284 decks585 decks
24%synergy
Contagion Engine
48%inclusion281 decks585 decks
47%synergy
Kormus Bell
27%inclusion158 decks585 decks
26%synergy
Genesis Chamber
22%inclusion129 decks585 decks
21%synergy
Mithril Coat
21%inclusion122 decks585 decks
17%synergy
Ashnod's Altar
18%inclusion106 decks585 decks
11%synergy
Jet Medallion
18%inclusion105 decks585 decks
11%synergy
Helm of the Host
13%inclusion74 decks585 decks
10%synergy
The Darkness Crystal
12%inclusion20 decks173 decks
7%synergy
The One Ring
9.1%inclusion53 decks585 decks
2%synergy
Phyrexian Altar
8.5%inclusion50 decks585 decks
3%synergy
Sword of Truth and Justice
8.2%inclusion48 decks585 decks
8%synergy
Isochron Scepter
8.0%inclusion47 decks585 decks
5%synergy
Bontu's Monument
7.2%inclusion42 decks585 decks
3%synergy
Sensei's Divining Top
6.8%inclusion40 decks585 decks
-2%synergy
Wishclaw Talisman
6.3%inclusion37 decks585 decks
2%synergy
Wayfarer's Bauble
5.6%inclusion33 decks585 decks
-9%synergy
Serrated Arrows
5.5%inclusion32 decks585 decks
5%synergy
Expedition Map
5.5%inclusion32 decks585 decks
3%synergy
Enchantments
Nest of Scarabs
53%inclusion312 decks585 decks
52%synergy
Blowfly Infestation
45%inclusion266 decks585 decks
45%synergy
Crumbling Ashes
44%inclusion257 decks585 decks
43%synergy
The Meathook Massacre
42%inclusion248 decks585 decks
37%synergy
Revel in Riches
34%inclusion200 decks585 decks
33%synergy
Propaganda
28%inclusion162 decks585 decks
12%synergy
Grave Betrayal
25%inclusion145 decks585 decks
23%synergy
Phyrexian Arena
21%inclusion125 decks585 decks
8%synergy
Mystic Remora
14%inclusion83 decks585 decks
-2%synergy
Kaya's Ghostform
13%inclusion75 decks585 decks
10%synergy
Black Market Connections
10%inclusion58 decks585 decks
0%synergy
Diplomatic Immunity
10%inclusion56 decks585 decks
8%synergy
Dictate of Erebos
8.5%inclusion50 decks585 decks
6%synergy
Bastion of Remembrance
8.4%inclusion49 decks585 decks
5%synergy
Curse of Death's Hold
8.2%inclusion48 decks585 decks
8%synergy
Grave Pact
7.2%inclusion42 decks585 decks
2%synergy
Infernal Genesis
7.0%inclusion41 decks585 decks
7%synergy
Necropotence
6.3%inclusion37 decks585 decks
3%synergy
Meathook Massacre II
6.1%inclusion23 decks377 decks
5%synergy
Screams from Within
6.0%inclusion35 decks585 decks
6%synergy
Animate Dead
5.5%inclusion32 decks585 decks
-6%synergy
Virtue of Persistence
5.3%inclusion31 decks585 decks
2%synergy
Witness Protection
5.1%inclusion30 decks585 decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
38%inclusion221 decks585 decks
36%synergy
Liliana, Death Wielder
16%inclusion91 decks585 decks
15%synergy
Narset, Parter of Veils
6.2%inclusion36 decks585 decks
3%synergy
Liliana, Dreadhorde General
5.1%inclusion30 decks585 decks
0%synergy
Utility Lands
Reliquary Tower
56%inclusion329 decks585 decks
20%synergy
Urborg, Tomb of Yawgmoth
49%inclusion289 decks585 decks
30%synergy
Bojuka Bog
45%inclusion261 decks585 decks
6%synergy
Cabal Coffers
40%inclusion232 decks585 decks
29%synergy
Phyrexian Tower
22%inclusion129 decks585 decks
16%synergy
Command Beacon
19%inclusion112 decks585 decks
15%synergy
Temple of the False God
17%inclusion102 decks585 decks
7%synergy
Rogue's Passage
16%inclusion92 decks585 decks
-12%synergy
Otawara, Soaring City
15%inclusion90 decks585 decks
-3%synergy
Takenuma, Abandoned Mire
12%inclusion70 decks585 decks
-1%synergy
Mortuary Mire
11%inclusion64 decks585 decks
3%synergy
Mystic Sanctuary
8.7%inclusion51 decks585 decks
-9%synergy
Westvale Abbey
7.5%inclusion44 decks585 decks
7%synergy
Urza's Saga
7.0%inclusion41 decks585 decks
1%synergy
Cabal Stronghold
6.5%inclusion38 decks585 decks
6%synergy
Dreadship Reef
6.5%inclusion38 decks585 decks
5%synergy
Mistrise Village
6.3%inclusion14 decks222 decks
3%synergy
Castle Locthwain
5.8%inclusion34 decks585 decks
2%synergy
Nykthos, Shrine to Nyx
5.3%inclusion31 decks585 decks
3%synergy
Mana Artifacts
Sol Ring
93%inclusion542 decks585 decks
4%synergy
Arcane Signet
82%inclusion479 decks585 decks
-2%synergy
Dimir Signet
54%inclusion313 decks585 decks
-7%synergy
Talisman of Dominance
47%inclusion274 decks585 decks
-12%synergy
Thought Vessel
38%inclusion223 decks585 decks
6%synergy
Commander's Sphere
21%inclusion124 decks585 decks
3%synergy
Everflowing Chalice
21%inclusion123 decks585 decks
15%synergy
Staff of Compleation
19%inclusion113 decks585 decks
18%synergy
Fellwar Stone
19%inclusion113 decks585 decks
-12%synergy
Mind Stone
18%inclusion105 decks585 decks
-12%synergy
Replicating Ring
17%inclusion102 decks585 decks
16%synergy
Thran Dynamo
15%inclusion87 decks585 decks
9%synergy
Glistening Sphere
12%inclusion73 decks585 decks
12%synergy
Midnight Clock
11%inclusion66 decks585 decks
4%synergy
Mana Vault
11%inclusion65 decks585 decks
6%synergy
Charcoal Diamond
8.4%inclusion49 decks585 decks
0%synergy
Decanter of Endless Water
8.4%inclusion49 decks585 decks
3%synergy
Sky Diamond
7.7%inclusion45 decks585 decks
-1%synergy
Chrome Mox
7.7%inclusion45 decks585 decks
1%synergy
Jeweled Lotus
7.4%inclusion43 decks585 decks
5%synergy
Lotus Petal
7.0%inclusion41 decks585 decks
-1%synergy
Astral Cornucopia
6.2%inclusion36 decks585 decks
5%synergy
Mana Crypt
6.2%inclusion36 decks585 decks
3%synergy
Mox Opal
5.8%inclusion34 decks585 decks
2%synergy
Gilded Lotus
5.3%inclusion31 decks585 decks
2%synergy
Lands
Swamp
97%inclusion567 decks585 decks
1%synergy
Island
95%inclusion558 decks585 decks
-1%synergy
Command Tower
87%inclusion507 decks585 decks
-1%synergy
Sunken Hollow
68%inclusion398 decks585 decks
2%synergy
Drowned Catacomb
58%inclusion338 decks585 decks
5%synergy
Shipwreck Marsh
49%inclusion287 decks585 decks
9%synergy
Watery Grave
48%inclusion282 decks585 decks
2%synergy
Tainted Isle
45%inclusion266 decks585 decks
1%synergy
Morphic Pool
43%inclusion251 decks585 decks
6%synergy
Dimir Aqueduct
38%inclusion220 decks585 decks
-2%synergy
Choked Estuary
36%inclusion211 decks585 decks
-12%synergy
Darkwater Catacombs
32%inclusion188 decks585 decks
-8%synergy
Forbidden Orchard
31%inclusion183 decks585 decks
29%synergy
Polluted Delta
31%inclusion181 decks585 decks
0%synergy
Temple of Deceit
30%inclusion176 decks585 decks
-6%synergy
Underground River
29%inclusion170 decks585 decks
-10%synergy
Clearwater Pathway
25%inclusion149 decks585 decks
0%synergy
Exotic Orchard
23%inclusion137 decks585 decks
-10%synergy
Gloomlake Verge
23%inclusion88 decks377 decks
0%synergy
Dismal Backwater
23%inclusion134 decks585 decks
7%synergy
Evolving Wilds
20%inclusion117 decks585 decks
3%synergy
Myriad Landscape
20%inclusion116 decks585 decks
-3%synergy
Sunken Ruins
16%inclusion93 decks585 decks
1%synergy
Underground Sea
15%inclusion88 decks585 decks
2%synergy
Terramorphic Expanse
15%inclusion85 decks585 decks
3%synergy
Darkslick Shores
15%inclusion85 decks585 decks
1%synergy
Fetid Pools
14%inclusion79 decks585 decks
-3%synergy
Malakir Rebirth
12%inclusion68 decks585 decks
2%synergy
Undercity Sewers
11%inclusion64 decks566 decks
-8%synergy
Dimir Guildgate
10%inclusion60 decks585 decks
3%synergy
Contaminated Aquifer
10%inclusion59 decks585 decks
4%synergy
Fabled Passage
7.9%inclusion46 decks585 decks
0%synergy
Jwar Isle Refuge
7.7%inclusion45 decks585 decks
2%synergy
Misty Rainforest
7.0%inclusion41 decks585 decks
-2%synergy
Ice Tunnel
7.0%inclusion41 decks585 decks
2%synergy
City of Brass
6.3%inclusion37 decks585 decks
0%synergy
Verdant Catacombs
6.2%inclusion36 decks585 decks
-2%synergy
Cavern of Souls
5.8%inclusion34 decks585 decks
-3%synergy
Mana Confluence
5.6%inclusion33 decks585 decks
0%synergy
Snow-Covered Swamp
5.6%inclusion33 decks585 decks
-2%synergy
Gemstone Caverns
5.5%inclusion32 decks585 decks
0%synergy
Marsh Flats
5.5%inclusion32 decks585 decks
-3%synergy
Submerged Boneyard
5.3%inclusion31 decks585 decks
1%synergy
Flooded Strand
5.3%inclusion31 decks585 decks
-4%synergy
Scalding Tarn
5.1%inclusion30 decks585 decks
-3%synergy
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