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

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
4.3%inclusion3 decks69 decks
0%synergy
Villainous Wrath
2.1%inclusion1 decks47 decks
0%synergy
Spider-Man No More
2.1%inclusion1 decks47 decks
1%synergy
Peter Parker's Camera
2.0%inclusion1 decks49 decks
1%synergy
Gwenom, Remorseless
1.5%inclusion1 decks67 decks
1%synergy
High Synergy Cards
Sludge Monster
84%inclusion495 decks586 decks
77%synergy
Thrummingbird
71%inclusion417 decks586 decks
68%synergy
Mass Diminish
66%inclusion384 decks586 decks
64%synergy
Massacre Wurm
71%inclusion417 decks586 decks
63%synergy
Flux Channeler
65%inclusion382 decks586 decks
63%synergy
Polymorphist's Jest
64%inclusion374 decks586 decks
62%synergy
Karn's Bastion
65%inclusion378 decks586 decks
62%synergy
Maha, Its Feathers Night
64%inclusion263 decks408 decks
61%synergy
Inexorable Tide
62%inclusion361 decks586 decks
59%synergy
Massacre Girl, Known Killer
62%inclusion337 decks546 decks
59%synergy
Top Cards
Counterspell
70%inclusion409 decks586 decks
14%synergy
Dark Ritual
69%inclusion403 decks586 decks
34%synergy
Black Market
62%inclusion363 decks586 decks
57%synergy
Blood Artist
62%inclusion363 decks586 decks
58%synergy
Tezzeret's Gambit
61%inclusion357 decks586 decks
58%synergy
Flatline
59%inclusion347 decks586 decks
57%synergy
Tekuthal, Inquiry Dominus
58%inclusion339 decks586 decks
56%synergy
Contentious Plan
56%inclusion328 decks586 decks
54%synergy
Contagion Clasp
56%inclusion326 decks586 decks
54%synergy
Nest of Scarabs
54%inclusion314 decks586 decks
53%synergy
Game Changers
Rhystic Study
35%inclusion203 decks586 decks
10%synergy
Demonic Tutor
32%inclusion186 decks586 decks
11%synergy
Vampiric Tutor
25%inclusion148 decks586 decks
8%synergy
Notion Thief
14%inclusion83 decks586 decks
2%synergy
Ancient Tomb
14%inclusion81 decks586 decks
5%synergy
Bolas's Citadel
13%inclusion78 decks586 decks
7%synergy
Mana Vault
11%inclusion65 decks586 decks
6%synergy
Orcish Bowmasters
11%inclusion63 decks586 decks
3%synergy
Necropotence
6.8%inclusion40 decks586 decks
4%synergy
Narset, Parter of Veils
5.8%inclusion34 decks586 decks
3%synergy
Creatures
Gisa, Glorious Resurrector
52%inclusion306 decks586 decks
49%synergy
Slaughter Specialist
49%inclusion289 decks586 decks
48%synergy
Necroskitter
47%inclusion275 decks586 decks
46%synergy
Spitting Dilophosaurus
46%inclusion267 decks583 decks
45%synergy
Yawgmoth, Thran Physician
44%inclusion255 decks586 decks
42%synergy
Clackbridge Troll
42%inclusion245 decks586 decks
40%synergy
Scheming Aspirant
38%inclusion222 decks586 decks
37%synergy
Corrosive Mentor
37%inclusion217 decks586 decks
37%synergy
Mirkwood Bats
35%inclusion206 decks586 decks
30%synergy
Morbid Opportunist
34%inclusion200 decks586 decks
30%synergy
Deepglow Skate
34%inclusion197 decks586 decks
33%synergy
Ayara, First of Locthwain
31%inclusion184 decks586 decks
28%synergy
Dreamtide Whale
31%inclusion136 decks438 decks
29%synergy
Syr Konrad, the Grim
30%inclusion176 decks586 decks
17%synergy
Midnight Banshee
28%inclusion167 decks586 decks
28%synergy
Skinrender
28%inclusion167 decks586 decks
28%synergy
Hunted Phantasm
28%inclusion166 decks586 decks
27%synergy
Spark Double
28%inclusion165 decks586 decks
17%synergy
Guildpact Informant
26%inclusion155 decks586 decks
26%synergy
Drivnod, Carnage Dominus
26%inclusion150 decks586 decks
24%synergy
Zulaport Cutthroat
24%inclusion141 decks586 decks
21%synergy
Crypt Ghast
24%inclusion138 decks586 decks
21%synergy
Viral Drake
23%inclusion137 decks586 decks
23%synergy
Solemn Simulacrum
22%inclusion128 decks586 decks
9%synergy
Banewhip Punisher
20%inclusion119 decks586 decks
20%synergy
Massacre Girl
20%inclusion118 decks586 decks
17%synergy
Persistent Constrictor
20%inclusion71 decks353 decks
19%synergy
Blightbeetle
20%inclusion116 decks586 decks
20%synergy
Soul Snuffers
17%inclusion102 decks586 decks
17%synergy
Fumulus, the Infestation
15%inclusion46 decks305 decks
15%synergy
Sakashima of a Thousand Faces
14%inclusion82 decks586 decks
9%synergy
Voidwing Hybrid
14%inclusion81 decks586 decks
13%synergy
Deathgreeter
14%inclusion80 decks586 decks
13%synergy
Pitiless Plunderer
13%inclusion79 decks586 decks
11%synergy
Lockjaw Snapper
13%inclusion75 decks586 decks
13%synergy
Blightbelly Rat
12%inclusion73 decks586 decks
11%synergy
Dauthi Voidwalker
12%inclusion73 decks586 decks
0%synergy
Hullbreaker Horror
12%inclusion70 decks586 decks
-4%synergy
Jin-Gitaxias, Progress Tyrant
12%inclusion69 decks586 decks
9%synergy
Baleful Strix
12%inclusion68 decks586 decks
-11%synergy
Carnifex Demon
12%inclusion68 decks586 decks
12%synergy
Rottenmouth Viper
11%inclusion46 decks407 decks
10%synergy
Opposition Agent
10%inclusion60 decks586 decks
2%synergy
Skithiryx, the Blight Dragon
10%inclusion59 decks586 decks
9%synergy
Roaming Throne
10%inclusion58 decks584 decks
-4%synergy
Falkenrath Noble
10%inclusion56 decks586 decks
9%synergy
Plague Myr
9.0%inclusion53 decks586 decks
8%synergy
Sheoldred, the Apocalypse
9.0%inclusion53 decks586 decks
4%synergy
Sephiroth, Fabled SOLDIER
8.8%inclusion13 decks148 decks
7%synergy
Festering Mummy
8.2%inclusion48 decks586 decks
8%synergy
Instants
Grim Affliction
49%inclusion286 decks586 decks
48%synergy
Sudden Spoiling
46%inclusion271 decks586 decks
44%synergy
Experimental Augury
44%inclusion258 decks586 decks
41%synergy
Whisper of the Dross
42%inclusion249 decks586 decks
41%synergy
Steady Progress
41%inclusion238 decks586 decks
39%synergy
Fuel for the Cause
37%inclusion219 decks586 decks
36%synergy
Negate
36%inclusion210 decks586 decks
3%synergy
Mana Drain
28%inclusion165 decks586 decks
11%synergy
Swan Song
26%inclusion154 decks586 decks
8%synergy
Cyclonic Rift
25%inclusion149 decks586 decks
0%synergy
An Offer You Can't Refuse
25%inclusion148 decks586 decks
-4%synergy
Tragic Slip
24%inclusion143 decks586 decks
20%synergy
Radstorm
23%inclusion136 decks586 decks
22%synergy
Arcane Denial
21%inclusion123 decks586 decks
-5%synergy
Fierce Guardianship
18%inclusion105 decks586 decks
-1%synergy
Brainstorm
18%inclusion103 decks586 decks
-13%synergy
Reject Imperfection
16%inclusion91 decks586 decks
14%synergy
Pongify
15%inclusion90 decks586 decks
1%synergy
Withering Torment
14%inclusion51 decks356 decks
-2%synergy
Prologue to Phyresis
13%inclusion78 decks586 decks
12%synergy
Mystical Tutor
12%inclusion73 decks586 decks
-2%synergy
Feign Death
12%inclusion72 decks586 decks
11%synergy
Malakir Rebirth
12%inclusion69 decks586 decks
2%synergy
Cabal Ritual
11%inclusion67 decks586 decks
7%synergy
Strix Serenade
11%inclusion47 decks443 decks
6%synergy
Serum Snare
11%inclusion62 decks586 decks
9%synergy
Countersquall
10%inclusion60 decks586 decks
4%synergy
Force of Will
10%inclusion59 decks586 decks
-1%synergy
Fate Transfer
10%inclusion57 decks586 decks
10%synergy
Rapid Hybridization
10%inclusion56 decks586 decks
-1%synergy
Vraska's Fall
8.9%inclusion52 decks586 decks
7%synergy
Splendid Agony
8.7%inclusion51 decks586 decks
9%synergy
Dramatic Reversal
8.4%inclusion49 decks586 decks
5%synergy
Force of Negation
8.4%inclusion49 decks586 decks
-1%synergy
Village Rites
7.8%inclusion46 decks586 decks
1%synergy
Soul Manipulation
7.8%inclusion46 decks586 decks
5%synergy
Pact of Negation
7.8%inclusion46 decks586 decks
2%synergy
Deadly Rollick
7.5%inclusion44 decks586 decks
-12%synergy
Culling the Weak
7.3%inclusion43 decks586 decks
5%synergy
Dispel
7.3%inclusion43 decks586 decks
1%synergy
Infernal Grasp
7.3%inclusion43 decks586 decks
-9%synergy
Torment of Venom
7.0%inclusion41 decks586 decks
7%synergy
Spell Pierce
6.8%inclusion40 decks586 decks
1%synergy
Mana Leak
6.8%inclusion40 decks586 decks
4%synergy
Not Dead After All
6.3%inclusion37 decks586 decks
4%synergy
Flusterstorm
6.3%inclusion37 decks586 decks
0%synergy
Demonic Consultation
5.8%inclusion34 decks586 decks
-1%synergy
Supernatural Stamina
5.5%inclusion32 decks586 decks
4%synergy
Drown in the Loch
5.3%inclusion31 decks586 decks
-14%synergy
Sorceries
Drown in Ichor
48%inclusion282 decks586 decks
46%synergy
Toxic Deluge
41%inclusion238 decks586 decks
15%synergy
Black Sun's Zenith
35%inclusion205 decks586 decks
33%synergy
Feed the Swarm
29%inclusion170 decks586 decks
-8%synergy
Incremental Blight
23%inclusion137 decks586 decks
23%synergy
Spread the Sickness
20%inclusion120 decks586 decks
20%synergy
Asinine Antics
19%inclusion112 decks586 decks
18%synergy
Curse of the Swine
18%inclusion107 decks586 decks
15%synergy
Mutilate
16%inclusion91 decks586 decks
15%synergy
Reanimate
15%inclusion89 decks586 decks
-8%synergy
Diabolic Tutor
14%inclusion84 decks586 decks
8%synergy
Sign in Blood
14%inclusion82 decks586 decks
8%synergy
Vat Emergence
13%inclusion76 decks586 decks
12%synergy
Rise of the Dark Realms
12%inclusion71 decks586 decks
3%synergy
Phyresis Outbreak
12%inclusion68 decks586 decks
11%synergy
Ponder
11%inclusion67 decks586 decks
-5%synergy
Damnation
11%inclusion66 decks586 decks
0%synergy
Ravenform
10%inclusion61 decks586 decks
7%synergy
Liliana's Influence
10%inclusion60 decks586 decks
10%synergy
Infectious Inquiry
10%inclusion59 decks586 decks
9%synergy
Read the Bones
8.5%inclusion50 decks586 decks
5%synergy
Diabolic Intent
8.2%inclusion48 decks586 decks
2%synergy
Grim Tutor
7.8%inclusion46 decks586 decks
4%synergy
Victimize
7.7%inclusion45 decks586 decks
-6%synergy
Irenicus's Vile Duplication
7.7%inclusion45 decks586 decks
2%synergy
Vivisurgeon's Insight
7.2%inclusion42 decks586 decks
7%synergy
Blasphemous Edict
6.9%inclusion21 decks303 decks
0%synergy
Imperial Seal
6.3%inclusion37 decks586 decks
0%synergy
Windfall
5.6%inclusion33 decks586 decks
-8%synergy
Preordain
5.1%inclusion30 decks586 decks
-5%synergy
Utility Artifacts
Lightning Greaves
53%inclusion311 decks586 decks
26%synergy
Skullclamp
49%inclusion285 decks586 decks
39%synergy
Swiftfoot Boots
49%inclusion285 decks586 decks
24%synergy
Contagion Engine
48%inclusion283 decks586 decks
47%synergy
Kormus Bell
26%inclusion155 decks586 decks
26%synergy
Genesis Chamber
23%inclusion136 decks586 decks
22%synergy
Mithril Coat
22%inclusion128 decks586 decks
18%synergy
Ashnod's Altar
18%inclusion106 decks586 decks
10%synergy
Jet Medallion
16%inclusion92 decks586 decks
9%synergy
Helm of the Host
13%inclusion75 decks586 decks
10%synergy
The Darkness Crystal
12%inclusion17 decks147 decks
7%synergy
The One Ring
8.7%inclusion51 decks586 decks
1%synergy
Isochron Scepter
8.4%inclusion49 decks586 decks
5%synergy
Phyrexian Altar
7.8%inclusion46 decks586 decks
2%synergy
Sword of Truth and Justice
7.7%inclusion45 decks586 decks
7%synergy
Bontu's Monument
7.3%inclusion43 decks586 decks
4%synergy
Sensei's Divining Top
6.3%inclusion37 decks586 decks
-3%synergy
Serrated Arrows
6.1%inclusion36 decks586 decks
6%synergy
Wishclaw Talisman
5.8%inclusion34 decks586 decks
1%synergy
Wayfarer's Bauble
5.6%inclusion33 decks586 decks
-9%synergy
Expedition Map
5.5%inclusion32 decks586 decks
3%synergy
Enchantments
Blowfly Infestation
46%inclusion271 decks586 decks
46%synergy
Crumbling Ashes
45%inclusion263 decks586 decks
44%synergy
The Meathook Massacre
41%inclusion241 decks586 decks
36%synergy
Revel in Riches
35%inclusion204 decks586 decks
33%synergy
Propaganda
27%inclusion159 decks586 decks
12%synergy
Grave Betrayal
25%inclusion147 decks586 decks
24%synergy
Phyrexian Arena
21%inclusion122 decks586 decks
8%synergy
Mystic Remora
13%inclusion79 decks586 decks
-3%synergy
Kaya's Ghostform
13%inclusion77 decks586 decks
10%synergy
Diplomatic Immunity
10%inclusion58 decks586 decks
9%synergy
Black Market Connections
9.4%inclusion55 decks586 decks
-1%synergy
Dictate of Erebos
9.2%inclusion54 decks586 decks
6%synergy
Curse of Death's Hold
8.7%inclusion51 decks586 decks
9%synergy
Bastion of Remembrance
8.5%inclusion50 decks586 decks
6%synergy
Infernal Genesis
7.7%inclusion45 decks586 decks
7%synergy
Screams from Within
6.5%inclusion38 decks586 decks
6%synergy
Meathook Massacre II
6.4%inclusion23 decks357 decks
5%synergy
Grave Pact
6.1%inclusion36 decks586 decks
1%synergy
Virtue of Persistence
5.3%inclusion31 decks586 decks
2%synergy
Witness Protection
5.3%inclusion31 decks586 decks
3%synergy
Animate Dead
5.3%inclusion31 decks586 decks
-6%synergy
Planeswalkers
Vraska, Betrayal's Sting
38%inclusion220 decks586 decks
36%synergy
Liliana, Death Wielder
16%inclusion95 decks586 decks
16%synergy
Liliana, Dreadhorde General
5.1%inclusion30 decks586 decks
0%synergy
Utility Lands
Reliquary Tower
55%inclusion325 decks586 decks
19%synergy
Urborg, Tomb of Yawgmoth
49%inclusion288 decks586 decks
29%synergy
Bojuka Bog
44%inclusion258 decks586 decks
5%synergy
Cabal Coffers
38%inclusion225 decks586 decks
27%synergy
Phyrexian Tower
22%inclusion127 decks586 decks
16%synergy
Command Beacon
19%inclusion113 decks586 decks
15%synergy
Temple of the False God
18%inclusion104 decks586 decks
8%synergy
Rogue's Passage
16%inclusion96 decks586 decks
-11%synergy
Otawara, Soaring City
14%inclusion84 decks586 decks
-5%synergy
Takenuma, Abandoned Mire
12%inclusion68 decks586 decks
-2%synergy
Mortuary Mire
11%inclusion67 decks586 decks
3%synergy
Mystic Sanctuary
8.7%inclusion51 decks586 decks
-9%synergy
Westvale Abbey
7.8%inclusion46 decks586 decks
7%synergy
Cabal Stronghold
7.3%inclusion43 decks586 decks
6%synergy
Dreadship Reef
7.2%inclusion42 decks586 decks
6%synergy
Urza's Saga
6.7%inclusion39 decks586 decks
1%synergy
Castle Locthwain
5.8%inclusion34 decks586 decks
2%synergy
Mistrise Village
5.6%inclusion11 decks198 decks
2%synergy
Nykthos, Shrine to Nyx
5.5%inclusion32 decks586 decks
3%synergy
Midgar, City of Mako
5.3%inclusion7 decks131 decks
2%synergy
Mana Artifacts
Sol Ring
92%inclusion542 decks586 decks
4%synergy
Arcane Signet
81%inclusion476 decks586 decks
-3%synergy
Dimir Signet
55%inclusion320 decks586 decks
-7%synergy
Talisman of Dominance
46%inclusion271 decks586 decks
-13%synergy
Thought Vessel
38%inclusion225 decks586 decks
6%synergy
Everflowing Chalice
22%inclusion126 decks586 decks
15%synergy
Commander's Sphere
21%inclusion124 decks586 decks
2%synergy
Fellwar Stone
20%inclusion115 decks586 decks
-12%synergy
Staff of Compleation
19%inclusion114 decks586 decks
18%synergy
Replicating Ring
18%inclusion103 decks586 decks
16%synergy
Mind Stone
17%inclusion101 decks586 decks
-13%synergy
Thran Dynamo
16%inclusion91 decks586 decks
10%synergy
Glistening Sphere
12%inclusion71 decks586 decks
11%synergy
Midnight Clock
12%inclusion70 decks586 decks
4%synergy
Charcoal Diamond
8.9%inclusion52 decks586 decks
0%synergy
Sky Diamond
8.4%inclusion49 decks586 decks
0%synergy
Decanter of Endless Water
8.2%inclusion48 decks586 decks
3%synergy
Chrome Mox
8.0%inclusion47 decks586 decks
1%synergy
Jeweled Lotus
7.8%inclusion46 decks586 decks
5%synergy
Lotus Petal
7.3%inclusion43 decks586 decks
-1%synergy
Astral Cornucopia
6.3%inclusion37 decks586 decks
6%synergy
Mana Crypt
6.1%inclusion36 decks586 decks
2%synergy
Mox Opal
5.6%inclusion33 decks586 decks
2%synergy
Gilded Lotus
5.3%inclusion31 decks586 decks
2%synergy
Worn Powerstone
5.1%inclusion30 decks586 decks
2%synergy
Lands
Swamp
97%inclusion567 decks586 decks
0%synergy
Island
95%inclusion558 decks586 decks
-1%synergy
Command Tower
86%inclusion506 decks586 decks
-2%synergy
Sunken Hollow
69%inclusion402 decks586 decks
2%synergy
Drowned Catacomb
57%inclusion333 decks586 decks
5%synergy
Shipwreck Marsh
48%inclusion280 decks586 decks
8%synergy
Watery Grave
47%inclusion274 decks586 decks
1%synergy
Tainted Isle
46%inclusion268 decks586 decks
2%synergy
Morphic Pool
42%inclusion248 decks586 decks
5%synergy
Dimir Aqueduct
39%inclusion226 decks586 decks
-2%synergy
Choked Estuary
37%inclusion215 decks586 decks
-12%synergy
Darkwater Catacombs
32%inclusion187 decks586 decks
-8%synergy
Temple of Deceit
31%inclusion181 decks586 decks
-6%synergy
Forbidden Orchard
31%inclusion181 decks586 decks
28%synergy
Polluted Delta
30%inclusion176 decks586 decks
-1%synergy
Underground River
30%inclusion173 decks586 decks
-9%synergy
Clearwater Pathway
25%inclusion145 decks586 decks
0%synergy
Dismal Backwater
24%inclusion138 decks586 decks
8%synergy
Exotic Orchard
22%inclusion131 decks586 decks
-11%synergy
Gloomlake Verge
22%inclusion77 decks357 decks
-1%synergy
Evolving Wilds
21%inclusion121 decks586 decks
4%synergy
Myriad Landscape
20%inclusion119 decks586 decks
-3%synergy
Sunken Ruins
16%inclusion94 decks586 decks
2%synergy
Terramorphic Expanse
15%inclusion88 decks586 decks
4%synergy
Darkslick Shores
15%inclusion85 decks586 decks
1%synergy
Underground Sea
14%inclusion84 decks586 decks
1%synergy
Fetid Pools
13%inclusion79 decks586 decks
-3%synergy
Malakir Rebirth
12%inclusion69 decks586 decks
2%synergy
Dimir Guildgate
11%inclusion65 decks586 decks
4%synergy
Contaminated Aquifer
11%inclusion64 decks586 decks
4%synergy
Undercity Sewers
10%inclusion57 decks546 decks
-9%synergy
Jwar Isle Refuge
8.0%inclusion47 decks586 decks
2%synergy
Ice Tunnel
7.5%inclusion44 decks586 decks
2%synergy
Fabled Passage
7.3%inclusion43 decks586 decks
-1%synergy
Misty Rainforest
7.2%inclusion42 decks586 decks
-2%synergy
Verdant Catacombs
6.1%inclusion36 decks586 decks
-2%synergy
Submerged Boneyard
6.1%inclusion36 decks586 decks
1%synergy
Snow-Covered Swamp
6.0%inclusion35 decks586 decks
-2%synergy
City of Brass
6.0%inclusion35 decks586 decks
-1%synergy
Cavern of Souls
5.6%inclusion33 decks586 decks
-3%synergy
Marsh Flats
5.5%inclusion32 decks586 decks
-3%synergy
Gemstone Caverns
5.3%inclusion31 decks586 decks
0%synergy
Snow-Covered Island
5.3%inclusion31 decks586 decks
-2%synergy
Mana Confluence
5.3%inclusion31 decks586 decks
-1%synergy
Scalding Tarn
5.1%inclusion30 decks586 decks
-4%synergy
Soured Springs
5.1%inclusion24 decks473 decks
2%synergy
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