Gary, the Snail (Commander) - -1/-1 Counters

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
Koh, the Face Stealer
5.1%inclusion2 decks39 decks
4%synergy
Wan Shi Tong, Librarian
4.1%inclusion2 decks49 decks
2%synergy
Agna Qel'a
2.5%inclusion1 decks40 decks
1%synergy
Crashing Wave
2.5%inclusion1 decks40 decks
2%synergy
Ruinous Waterbending
2.5%inclusion1 decks40 decks
2%synergy
High Synergy Cards
Sludge Monster
84%inclusion491 decks587 decks
76%synergy
Thrummingbird
71%inclusion417 decks587 decks
68%synergy
Massacre Wurm
71%inclusion418 decks587 decks
63%synergy
Mass Diminish
65%inclusion379 decks587 decks
63%synergy
Karn's Bastion
65%inclusion382 decks587 decks
62%synergy
Flux Channeler
64%inclusion378 decks587 decks
62%synergy
Polymorphist's Jest
64%inclusion375 decks587 decks
62%synergy
Maha, Its Feathers Night
65%inclusion279 decks431 decks
62%synergy
Inexorable Tide
63%inclusion369 decks587 decks
61%synergy
Massacre Girl, Known Killer
62%inclusion355 decks569 decks
59%synergy
Top Cards
Counterspell
72%inclusion420 decks587 decks
16%synergy
Dark Ritual
69%inclusion406 decks587 decks
34%synergy
Black Market
62%inclusion366 decks587 decks
57%synergy
Blood Artist
62%inclusion364 decks587 decks
58%synergy
Tezzeret's Gambit
60%inclusion354 decks587 decks
58%synergy
Flatline
60%inclusion353 decks587 decks
58%synergy
Tekuthal, Inquiry Dominus
58%inclusion341 decks587 decks
56%synergy
Contagion Clasp
56%inclusion328 decks587 decks
54%synergy
Contentious Plan
55%inclusion321 decks587 decks
53%synergy
Lightning Greaves
54%inclusion317 decks587 decks
27%synergy
Game Changers
Rhystic Study
35%inclusion208 decks587 decks
11%synergy
Demonic Tutor
32%inclusion189 decks587 decks
12%synergy
Cyclonic Rift
26%inclusion152 decks587 decks
1%synergy
Vampiric Tutor
26%inclusion151 decks587 decks
9%synergy
Fierce Guardianship
18%inclusion108 decks587 decks
-1%synergy
Notion Thief
15%inclusion86 decks587 decks
3%synergy
Ancient Tomb
14%inclusion80 decks587 decks
5%synergy
Mystical Tutor
13%inclusion75 decks587 decks
-2%synergy
Bolas's Citadel
13%inclusion74 decks587 decks
7%synergy
Orcish Bowmasters
11%inclusion66 decks587 decks
4%synergy
Creatures
Gisa, Glorious Resurrector
52%inclusion305 decks587 decks
49%synergy
Slaughter Specialist
48%inclusion284 decks587 decks
47%synergy
Necroskitter
47%inclusion277 decks587 decks
46%synergy
Spitting Dilophosaurus
46%inclusion269 decks587 decks
45%synergy
Yawgmoth, Thran Physician
44%inclusion258 decks587 decks
42%synergy
Clackbridge Troll
40%inclusion236 decks587 decks
39%synergy
Scheming Aspirant
37%inclusion220 decks587 decks
37%synergy
Mirkwood Bats
36%inclusion211 decks587 decks
31%synergy
Corrosive Mentor
36%inclusion210 decks587 decks
35%synergy
Morbid Opportunist
35%inclusion204 decks587 decks
31%synergy
Deepglow Skate
33%inclusion194 decks587 decks
32%synergy
Dreamtide Whale
32%inclusion146 decks461 decks
30%synergy
Ayara, First of Locthwain
32%inclusion185 decks587 decks
28%synergy
Syr Konrad, the Grim
31%inclusion182 decks587 decks
18%synergy
Spark Double
28%inclusion166 decks587 decks
17%synergy
Hunted Phantasm
28%inclusion166 decks587 decks
27%synergy
Midnight Banshee
27%inclusion161 decks587 decks
27%synergy
Skinrender
27%inclusion159 decks587 decks
27%synergy
Drivnod, Carnage Dominus
26%inclusion153 decks587 decks
24%synergy
Guildpact Informant
25%inclusion148 decks587 decks
25%synergy
Zulaport Cutthroat
25%inclusion144 decks587 decks
21%synergy
Crypt Ghast
24%inclusion141 decks587 decks
22%synergy
Viral Drake
23%inclusion133 decks587 decks
22%synergy
Solemn Simulacrum
21%inclusion124 decks587 decks
9%synergy
Massacre Girl
20%inclusion118 decks587 decks
17%synergy
Banewhip Punisher
19%inclusion113 decks587 decks
19%synergy
Persistent Constrictor
19%inclusion71 decks376 decks
18%synergy
Blightbeetle
18%inclusion108 decks587 decks
18%synergy
Soul Snuffers
17%inclusion98 decks587 decks
17%synergy
Fumulus, the Infestation
15%inclusion49 decks329 decks
15%synergy
Sakashima of a Thousand Faces
14%inclusion82 decks587 decks
9%synergy
Pitiless Plunderer
14%inclusion82 decks587 decks
11%synergy
Dauthi Voidwalker
13%inclusion79 decks587 decks
1%synergy
Voidwing Hybrid
13%inclusion78 decks587 decks
12%synergy
Baleful Strix
13%inclusion76 decks587 decks
-10%synergy
Blightbelly Rat
13%inclusion74 decks587 decks
11%synergy
Deathgreeter
13%inclusion74 decks587 decks
12%synergy
Hullbreaker Horror
12%inclusion73 decks587 decks
-3%synergy
Lockjaw Snapper
12%inclusion71 decks587 decks
12%synergy
Carnifex Demon
11%inclusion66 decks587 decks
11%synergy
Jin-Gitaxias, Progress Tyrant
11%inclusion66 decks587 decks
8%synergy
Rottenmouth Viper
10%inclusion45 decks429 decks
10%synergy
Opposition Agent
10%inclusion60 decks587 decks
2%synergy
Sheoldred, the Apocalypse
10%inclusion58 decks587 decks
5%synergy
Roaming Throne
10%inclusion56 decks587 decks
-4%synergy
Skithiryx, the Blight Dragon
10%inclusion56 decks587 decks
8%synergy
Sephiroth, Fabled SOLDIER
9.0%inclusion16 decks177 decks
8%synergy
Plague Myr
9.0%inclusion53 decks587 decks
8%synergy
Falkenrath Noble
9.0%inclusion53 decks587 decks
8%synergy
Festering Mummy
8.3%inclusion49 decks587 decks
8%synergy
Instants
Grim Affliction
48%inclusion280 decks587 decks
47%synergy
Sudden Spoiling
46%inclusion270 decks587 decks
44%synergy
Experimental Augury
44%inclusion260 decks587 decks
42%synergy
Whisper of the Dross
43%inclusion251 decks587 decks
41%synergy
Steady Progress
39%inclusion229 decks587 decks
38%synergy
Fuel for the Cause
37%inclusion217 decks587 decks
36%synergy
Negate
36%inclusion209 decks587 decks
3%synergy
Mana Drain
28%inclusion166 decks587 decks
11%synergy
Swan Song
28%inclusion163 decks587 decks
10%synergy
An Offer You Can't Refuse
26%inclusion154 decks587 decks
-4%synergy
Radstorm
24%inclusion140 decks587 decks
23%synergy
Tragic Slip
23%inclusion137 decks587 decks
19%synergy
Arcane Denial
21%inclusion124 decks587 decks
-4%synergy
Brainstorm
18%inclusion104 decks587 decks
-13%synergy
Pongify
16%inclusion92 decks587 decks
1%synergy
Reject Imperfection
16%inclusion92 decks587 decks
14%synergy
Withering Torment
15%inclusion56 decks379 decks
-2%synergy
Prologue to Phyresis
12%inclusion73 decks587 decks
11%synergy
Malakir Rebirth
12%inclusion69 decks587 decks
2%synergy
Feign Death
11%inclusion67 decks587 decks
10%synergy
Cabal Ritual
11%inclusion66 decks587 decks
6%synergy
Serum Snare
11%inclusion62 decks587 decks
9%synergy
Countersquall
10%inclusion61 decks587 decks
4%synergy
Strix Serenade
10%inclusion48 decks466 decks
6%synergy
Force of Will
10%inclusion59 decks587 decks
-1%synergy
Rapid Hybridization
9.2%inclusion54 decks587 decks
-1%synergy
Deadly Rollick
8.9%inclusion52 decks587 decks
-10%synergy
Fate Transfer
8.9%inclusion52 decks587 decks
9%synergy
Vraska's Fall
8.7%inclusion51 decks587 decks
7%synergy
Dramatic Reversal
8.3%inclusion49 decks587 decks
5%synergy
Force of Negation
8.2%inclusion48 decks587 decks
-1%synergy
Splendid Agony
8.0%inclusion47 decks587 decks
8%synergy
Pact of Negation
7.7%inclusion45 decks587 decks
2%synergy
Village Rites
7.5%inclusion44 decks587 decks
1%synergy
Culling the Weak
7.5%inclusion44 decks587 decks
5%synergy
Infernal Grasp
7.3%inclusion43 decks587 decks
-9%synergy
Dispel
6.8%inclusion40 decks587 decks
0%synergy
Mana Leak
6.8%inclusion40 decks587 decks
4%synergy
Soul Manipulation
6.6%inclusion39 decks587 decks
4%synergy
Spell Pierce
6.6%inclusion39 decks587 decks
1%synergy
Torment of Venom
6.3%inclusion37 decks587 decks
6%synergy
Flusterstorm
6.1%inclusion36 decks587 decks
-1%synergy
Not Dead After All
6.0%inclusion35 decks587 decks
4%synergy
Demonic Consultation
6.0%inclusion35 decks587 decks
-1%synergy
Drown in the Loch
5.8%inclusion34 decks587 decks
-13%synergy
Sorceries
Drown in Ichor
49%inclusion288 decks587 decks
47%synergy
Toxic Deluge
41%inclusion242 decks587 decks
15%synergy
Black Sun's Zenith
34%inclusion201 decks587 decks
32%synergy
Feed the Swarm
29%inclusion169 decks587 decks
-7%synergy
Incremental Blight
22%inclusion131 decks587 decks
22%synergy
Spread the Sickness
20%inclusion116 decks587 decks
19%synergy
Asinine Antics
19%inclusion109 decks587 decks
17%synergy
Curse of the Swine
18%inclusion103 decks587 decks
14%synergy
Reanimate
17%inclusion100 decks587 decks
-7%synergy
Mutilate
15%inclusion89 decks587 decks
15%synergy
Diabolic Tutor
14%inclusion84 decks587 decks
8%synergy
Vat Emergence
13%inclusion79 decks587 decks
13%synergy
Sign in Blood
13%inclusion75 decks587 decks
7%synergy
Rise of the Dark Realms
12%inclusion72 decks587 decks
3%synergy
Ponder
12%inclusion69 decks587 decks
-4%synergy
Phyresis Outbreak
11%inclusion66 decks587 decks
10%synergy
Damnation
11%inclusion64 decks587 decks
0%synergy
Liliana's Influence
10%inclusion57 decks587 decks
10%synergy
Infectious Inquiry
10%inclusion56 decks587 decks
8%synergy
Ravenform
9.2%inclusion54 decks587 decks
6%synergy
Victimize
8.3%inclusion49 decks587 decks
-5%synergy
Grim Tutor
8.2%inclusion48 decks587 decks
4%synergy
Diabolic Intent
8.0%inclusion47 decks587 decks
2%synergy
Read the Bones
8.0%inclusion47 decks587 decks
4%synergy
Vivisurgeon's Insight
7.3%inclusion43 decks587 decks
7%synergy
Irenicus's Vile Duplication
7.0%inclusion41 decks587 decks
1%synergy
Blasphemous Edict
6.7%inclusion22 decks327 decks
0%synergy
Imperial Seal
6.3%inclusion37 decks587 decks
0%synergy
Windfall
6.1%inclusion36 decks587 decks
-8%synergy
Preordain
5.5%inclusion32 decks587 decks
-5%synergy
Utility Artifacts
Skullclamp
49%inclusion287 decks587 decks
40%synergy
Swiftfoot Boots
49%inclusion285 decks587 decks
24%synergy
Contagion Engine
48%inclusion282 decks587 decks
47%synergy
Kormus Bell
27%inclusion158 decks587 decks
26%synergy
Genesis Chamber
22%inclusion129 decks587 decks
21%synergy
Mithril Coat
21%inclusion122 decks587 decks
17%synergy
Ashnod's Altar
18%inclusion107 decks587 decks
11%synergy
Jet Medallion
18%inclusion107 decks587 decks
11%synergy
Helm of the Host
13%inclusion74 decks587 decks
10%synergy
The Darkness Crystal
12%inclusion21 decks176 decks
8%synergy
The One Ring
8.9%inclusion52 decks587 decks
2%synergy
Phyrexian Altar
8.5%inclusion50 decks587 decks
3%synergy
Sword of Truth and Justice
8.2%inclusion48 decks587 decks
8%synergy
Isochron Scepter
7.8%inclusion46 decks587 decks
5%synergy
Bontu's Monument
7.2%inclusion42 decks587 decks
3%synergy
Sensei's Divining Top
6.6%inclusion39 decks587 decks
-3%synergy
Wishclaw Talisman
6.1%inclusion36 decks587 decks
2%synergy
Wayfarer's Bauble
5.6%inclusion33 decks587 decks
-9%synergy
Expedition Map
5.5%inclusion32 decks587 decks
3%synergy
Serrated Arrows
5.5%inclusion32 decks587 decks
5%synergy
Enchantments
Nest of Scarabs
53%inclusion312 decks587 decks
52%synergy
Blowfly Infestation
45%inclusion267 decks587 decks
45%synergy
Crumbling Ashes
44%inclusion258 decks587 decks
43%synergy
The Meathook Massacre
42%inclusion249 decks587 decks
37%synergy
Revel in Riches
34%inclusion201 decks587 decks
33%synergy
Propaganda
28%inclusion165 decks587 decks
12%synergy
Grave Betrayal
25%inclusion145 decks587 decks
23%synergy
Phyrexian Arena
22%inclusion127 decks587 decks
8%synergy
Mystic Remora
14%inclusion82 decks587 decks
-2%synergy
Kaya's Ghostform
13%inclusion76 decks587 decks
10%synergy
Black Market Connections
10%inclusion59 decks587 decks
0%synergy
Diplomatic Immunity
10%inclusion56 decks587 decks
8%synergy
Dictate of Erebos
8.7%inclusion51 decks587 decks
6%synergy
Bastion of Remembrance
8.3%inclusion49 decks587 decks
5%synergy
Curse of Death's Hold
8.2%inclusion48 decks587 decks
8%synergy
Grave Pact
7.5%inclusion44 decks587 decks
2%synergy
Infernal Genesis
7.2%inclusion42 decks587 decks
7%synergy
Necropotence
6.3%inclusion37 decks587 decks
3%synergy
Meathook Massacre II
6.1%inclusion23 decks380 decks
5%synergy
Screams from Within
6.0%inclusion35 decks587 decks
6%synergy
Animate Dead
5.6%inclusion33 decks587 decks
-6%synergy
Virtue of Persistence
5.3%inclusion31 decks587 decks
2%synergy
Witness Protection
5.1%inclusion30 decks587 decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
38%inclusion222 decks587 decks
36%synergy
Liliana, Death Wielder
16%inclusion91 decks587 decks
15%synergy
Narset, Parter of Veils
6.1%inclusion36 decks587 decks
3%synergy
Liliana, Dreadhorde General
5.1%inclusion30 decks587 decks
0%synergy
Utility Lands
Reliquary Tower
56%inclusion330 decks587 decks
20%synergy
Urborg, Tomb of Yawgmoth
49%inclusion289 decks587 decks
29%synergy
Bojuka Bog
45%inclusion263 decks587 decks
6%synergy
Cabal Coffers
40%inclusion232 decks587 decks
29%synergy
Phyrexian Tower
22%inclusion129 decks587 decks
16%synergy
Command Beacon
19%inclusion113 decks587 decks
15%synergy
Temple of the False God
17%inclusion102 decks587 decks
7%synergy
Rogue's Passage
16%inclusion94 decks587 decks
-12%synergy
Otawara, Soaring City
15%inclusion89 decks587 decks
-4%synergy
Takenuma, Abandoned Mire
12%inclusion70 decks587 decks
-1%synergy
Mortuary Mire
11%inclusion64 decks587 decks
3%synergy
Mystic Sanctuary
8.9%inclusion52 decks587 decks
-9%synergy
Westvale Abbey
7.5%inclusion44 decks587 decks
7%synergy
Urza's Saga
7.0%inclusion41 decks587 decks
1%synergy
Cabal Stronghold
6.5%inclusion38 decks587 decks
6%synergy
Dreadship Reef
6.5%inclusion38 decks587 decks
5%synergy
Mistrise Village
6.2%inclusion14 decks225 decks
3%synergy
Castle Locthwain
6.0%inclusion35 decks587 decks
2%synergy
Nykthos, Shrine to Nyx
5.3%inclusion31 decks587 decks
3%synergy
Mana Artifacts
Sol Ring
93%inclusion544 decks587 decks
4%synergy
Arcane Signet
82%inclusion480 decks587 decks
-2%synergy
Dimir Signet
54%inclusion315 decks587 decks
-7%synergy
Talisman of Dominance
47%inclusion275 decks587 decks
-12%synergy
Thought Vessel
38%inclusion224 decks587 decks
6%synergy
Commander's Sphere
21%inclusion124 decks587 decks
3%synergy
Everflowing Chalice
21%inclusion123 decks587 decks
15%synergy
Staff of Compleation
19%inclusion114 decks587 decks
18%synergy
Fellwar Stone
19%inclusion113 decks587 decks
-12%synergy
Mind Stone
18%inclusion105 decks587 decks
-12%synergy
Replicating Ring
18%inclusion103 decks587 decks
16%synergy
Thran Dynamo
15%inclusion87 decks587 decks
9%synergy
Glistening Sphere
12%inclusion73 decks587 decks
12%synergy
Midnight Clock
11%inclusion66 decks587 decks
4%synergy
Mana Vault
11%inclusion64 decks587 decks
6%synergy
Decanter of Endless Water
8.3%inclusion49 decks587 decks
3%synergy
Charcoal Diamond
8.3%inclusion49 decks587 decks
0%synergy
Sky Diamond
7.7%inclusion45 decks587 decks
-1%synergy
Chrome Mox
7.5%inclusion44 decks587 decks
1%synergy
Jeweled Lotus
7.2%inclusion42 decks587 decks
5%synergy
Lotus Petal
6.8%inclusion40 decks587 decks
-1%synergy
Astral Cornucopia
6.1%inclusion36 decks587 decks
5%synergy
Mana Crypt
6.0%inclusion35 decks587 decks
3%synergy
Mox Opal
5.6%inclusion33 decks587 decks
2%synergy
Gilded Lotus
5.5%inclusion32 decks587 decks
3%synergy
Lands
Swamp
97%inclusion569 decks587 decks
1%synergy
Island
95%inclusion560 decks587 decks
-1%synergy
Command Tower
87%inclusion509 decks587 decks
-1%synergy
Sunken Hollow
68%inclusion400 decks587 decks
2%synergy
Drowned Catacomb
58%inclusion340 decks587 decks
6%synergy
Shipwreck Marsh
49%inclusion289 decks587 decks
10%synergy
Watery Grave
48%inclusion281 decks587 decks
2%synergy
Tainted Isle
46%inclusion268 decks587 decks
2%synergy
Morphic Pool
43%inclusion252 decks587 decks
6%synergy
Dimir Aqueduct
37%inclusion220 decks587 decks
-2%synergy
Choked Estuary
36%inclusion213 decks587 decks
-12%synergy
Darkwater Catacombs
32%inclusion190 decks587 decks
-8%synergy
Forbidden Orchard
31%inclusion182 decks587 decks
29%synergy
Polluted Delta
31%inclusion180 decks587 decks
0%synergy
Temple of Deceit
30%inclusion177 decks587 decks
-6%synergy
Underground River
29%inclusion172 decks587 decks
-10%synergy
Clearwater Pathway
25%inclusion149 decks587 decks
0%synergy
Gloomlake Verge
24%inclusion90 decks380 decks
1%synergy
Exotic Orchard
24%inclusion138 decks587 decks
-10%synergy
Dismal Backwater
23%inclusion134 decks587 decks
7%synergy
Evolving Wilds
20%inclusion118 decks587 decks
3%synergy
Myriad Landscape
20%inclusion117 decks587 decks
-3%synergy
Sunken Ruins
16%inclusion93 decks587 decks
1%synergy
Underground Sea
15%inclusion87 decks587 decks
2%synergy
Darkslick Shores
14%inclusion85 decks587 decks
1%synergy
Terramorphic Expanse
14%inclusion85 decks587 decks
3%synergy
Fetid Pools
13%inclusion79 decks587 decks
-3%synergy
Malakir Rebirth
12%inclusion69 decks587 decks
2%synergy
Undercity Sewers
11%inclusion65 decks569 decks
-8%synergy
Dimir Guildgate
10%inclusion60 decks587 decks
3%synergy
Contaminated Aquifer
10%inclusion59 decks587 decks
4%synergy
Fabled Passage
8.0%inclusion47 decks587 decks
0%synergy
Jwar Isle Refuge
7.7%inclusion45 decks587 decks
2%synergy
Ice Tunnel
7.0%inclusion41 decks587 decks
2%synergy
Misty Rainforest
6.8%inclusion40 decks587 decks
-2%synergy
City of Brass
6.1%inclusion36 decks587 decks
0%synergy
Verdant Catacombs
6.0%inclusion35 decks587 decks
-2%synergy
Cavern of Souls
5.6%inclusion33 decks587 decks
-3%synergy
Mana Confluence
5.5%inclusion32 decks587 decks
-1%synergy
Snow-Covered Swamp
5.5%inclusion32 decks587 decks
-2%synergy
Submerged Boneyard
5.3%inclusion31 decks587 decks
1%synergy
Gemstone Caverns
5.3%inclusion31 decks587 decks
0%synergy
Marsh Flats
5.3%inclusion31 decks587 decks
-3%synergy
Flooded Strand
5.1%inclusion30 decks587 decks
-4%synergy