Toxrill, the Corrosive (Commander) - Budget Upgraded

Alternate Names:

Gary, the SnailGary, the Snail

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
Villainous Wrath
25%inclusion2 decks8 decks
23%synergy
Spider-Sense
13%inclusion1 decks8 decks
10%synergy
Impostor Syndrome
13%inclusion1 decks8 decks
10%synergy
Parker Luck
13%inclusion1 decks8 decks
12%synergy
Chameleon, Master of Disguise
13%inclusion1 decks8 decks
7%synergy
High Synergy Cards
Thrummingbird
66%inclusion19 decks29 decks
62%synergy
Morbid Opportunist
66%inclusion19 decks29 decks
62%synergy
Sludge Monster
66%inclusion19 decks29 decks
58%synergy
Flux Channeler
52%inclusion15 decks29 decks
49%synergy
Clackbridge Troll
48%inclusion14 decks29 decks
47%synergy
Mass Diminish
48%inclusion14 decks29 decks
46%synergy
Contentious Plan
48%inclusion14 decks29 decks
46%synergy
Flatline
48%inclusion14 decks29 decks
46%synergy
Tezzeret's Gambit
48%inclusion14 decks29 decks
46%synergy
Blood Artist
48%inclusion14 decks29 decks
44%synergy
Top Cards
Counterspell
62%inclusion18 decks29 decks
6%synergy
Negate
59%inclusion17 decks29 decks
26%synergy
Swiftfoot Boots
55%inclusion16 decks29 decks
31%synergy
Syr Konrad, the Grim
52%inclusion15 decks29 decks
39%synergy
Massacre Wurm
52%inclusion15 decks29 decks
43%synergy
Maha, Its Feathers Night
45%inclusion13 decks29 decks
42%synergy
Mirkwood Bats
45%inclusion13 decks29 decks
40%synergy
Feed the Swarm
45%inclusion13 decks29 decks
8%synergy
Black Market
41%inclusion12 decks29 decks
36%synergy
Reject Imperfection
41%inclusion12 decks29 decks
40%synergy
Game Changers
Notion Thief
24%inclusion7 decks29 decks
12%synergy
Narset, Parter of Veils
6.9%inclusion2 decks29 decks
4%synergy
Bolas's Citadel
6.9%inclusion2 decks29 decks
1%synergy
Mystical Tutor
6.9%inclusion2 decks29 decks
-8%synergy
Creatures
Blightbelly Rat
38%inclusion11 decks29 decks
37%synergy
Slaughter Specialist
34%inclusion10 decks29 decks
33%synergy
Zulaport Cutthroat
34%inclusion10 decks29 decks
31%synergy
Scheming Aspirant
31%inclusion9 decks29 decks
30%synergy
Solemn Simulacrum
31%inclusion9 decks29 decks
19%synergy
Gisa, Glorious Resurrector
28%inclusion8 decks29 decks
24%synergy
Yahenni, Undying Partisan
28%inclusion8 decks29 decks
27%synergy
Voidwing Hybrid
28%inclusion8 decks29 decks
26%synergy
Ayara, First of Locthwain
24%inclusion7 decks29 decks
21%synergy
Grazilaxx, Illithid Scholar
24%inclusion7 decks29 decks
13%synergy
Dreamtide Whale
24%inclusion7 decks29 decks
22%synergy
Massacre Girl, Known Killer
21%inclusion6 decks29 decks
18%synergy
Hullbreaker Horror
21%inclusion6 decks29 decks
5%synergy
Vedalken Humiliator
17%inclusion5 decks29 decks
17%synergy
Burnished Hart
17%inclusion5 decks29 decks
14%synergy
Persistent Constrictor
17%inclusion5 decks29 decks
16%synergy
Charix, the Raging Isle
17%inclusion5 decks29 decks
15%synergy
Curiosity Crafter
14%inclusion4 decks29 decks
13%synergy
Guildpact Informant
14%inclusion4 decks29 decks
13%synergy
Tekuthal, Inquiry Dominus
14%inclusion4 decks29 decks
12%synergy
Falkenrath Noble
14%inclusion4 decks29 decks
13%synergy
Consuming Aberration
14%inclusion4 decks29 decks
-1%synergy
The Mindskinner
14%inclusion4 decks29 decks
7%synergy
Massacre Girl
14%inclusion4 decks29 decks
11%synergy
Hunted Phantasm
14%inclusion4 decks29 decks
13%synergy
Hydro-Man, Fluid Felon
13%inclusion1 decks8 decks
11%synergy
Superior Spider-Man
13%inclusion1 decks8 decks
10%synergy
Pitiless Plunderer
10%inclusion3 decks29 decks
8%synergy
Baral, Chief of Compliance
10%inclusion3 decks29 decks
8%synergy
Hunted Bonebrute
10%inclusion3 decks29 decks
10%synergy
Deepglow Skate
10%inclusion3 decks29 decks
10%synergy
Archetype of Finality
10%inclusion3 decks29 decks
10%synergy
Nadier's Nightblade
10%inclusion3 decks29 decks
9%synergy
Spark Double
10%inclusion3 decks29 decks
0%synergy
Skinrender
10%inclusion3 decks29 decks
10%synergy
Baleful Strix
10%inclusion3 decks29 decks
-12%synergy
Mind Flayer
10%inclusion3 decks29 decks
5%synergy
Archfiend of the Dross
10%inclusion3 decks29 decks
8%synergy
Blightbeetle
10%inclusion3 decks29 decks
10%synergy
Doctor Octopus, Master Planner
10%inclusion1 decks10 decks
9%synergy
Symbiote Spider-Man
10%inclusion1 decks10 decks
9%synergy
Bone Devourer
6.9%inclusion2 decks29 decks
7%synergy
Xanathar, Guild Kingpin
6.9%inclusion2 decks29 decks
5%synergy
Thryx, the Sudden Storm
6.9%inclusion2 decks29 decks
6%synergy
Archmage of Runes
6.9%inclusion2 decks29 decks
5%synergy
Hunted Horror
6.9%inclusion2 decks29 decks
3%synergy
Renegade Silent
6.9%inclusion2 decks29 decks
6%synergy
Boggart Trawler
6.9%inclusion2 decks29 decks
0%synergy
Archetype of Imagination
6.9%inclusion2 decks29 decks
5%synergy
Gitaxian Anatomist
6.9%inclusion2 decks29 decks
7%synergy
Instants
Experimental Augury
41%inclusion12 decks29 decks
39%synergy
Whisper of the Dross
38%inclusion11 decks29 decks
36%synergy
Steady Progress
38%inclusion11 decks29 decks
37%synergy
Dark Ritual
34%inclusion10 decks29 decks
0%synergy
Polymorphist's Jest
31%inclusion9 decks29 decks
29%synergy
Countersquall
28%inclusion8 decks29 decks
21%synergy
Fuel for the Cause
24%inclusion7 decks29 decks
23%synergy
Cancel
24%inclusion7 decks29 decks
22%synergy
An Offer You Can't Refuse
24%inclusion7 decks29 decks
-5%synergy
Tragic Slip
21%inclusion6 decks29 decks
17%synergy
Grim Affliction
17%inclusion5 decks29 decks
16%synergy
Feign Death
17%inclusion5 decks29 decks
15%synergy
Force of Despair
17%inclusion5 decks29 decks
14%synergy
Fact or Fiction
14%inclusion4 decks29 decks
3%synergy
Sheoldred's Edict
14%inclusion4 decks29 decks
9%synergy
Arcane Denial
14%inclusion4 decks29 decks
-12%synergy
Serum Snare
14%inclusion4 decks29 decks
12%synergy
Daze
10%inclusion3 decks29 decks
10%synergy
Opt
10%inclusion3 decks29 decks
-2%synergy
Neutralize
10%inclusion3 decks29 decks
10%synergy
Withering Torment
10%inclusion3 decks29 decks
-6%synergy
Fell the Profane
10%inclusion3 decks29 decks
-5%synergy
Alchemist's Retrieval
10%inclusion3 decks29 decks
10%synergy
Murder
10%inclusion3 decks29 decks
3%synergy
Wash Away
10%inclusion3 decks29 decks
8%synergy
Behold the Multiverse
10%inclusion3 decks29 decks
10%synergy
Drown in the Loch
10%inclusion3 decks29 decks
-9%synergy
Deadly Dispute
10%inclusion3 decks29 decks
4%synergy
Fake Your Own Death
10%inclusion3 decks29 decks
9%synergy
Into the Roil
10%inclusion3 decks29 decks
10%synergy
Archenemy's Charm
8.3%inclusion1 decks12 decks
7%synergy
Fated Return
6.9%inclusion2 decks29 decks
6%synergy
Run Away Together
6.9%inclusion2 decks29 decks
2%synergy
Go for the Throat
6.9%inclusion2 decks29 decks
-9%synergy
Vraska's Fall
6.9%inclusion2 decks29 decks
5%synergy
Village Rites
6.9%inclusion2 decks29 decks
0%synergy
Prologue to Phyresis
6.9%inclusion2 decks29 decks
5%synergy
Essence Scatter
6.9%inclusion2 decks29 decks
5%synergy
You See a Guard Approach
6.9%inclusion2 decks29 decks
7%synergy
Consider
6.9%inclusion2 decks29 decks
-7%synergy
Strix Serenade
6.9%inclusion2 decks29 decks
2%synergy
Infernal Grasp
6.9%inclusion2 decks29 decks
-9%synergy
Black Sun's Twilight
6.9%inclusion2 decks29 decks
6%synergy
Didn't Say Please
6.9%inclusion2 decks29 decks
2%synergy
Lazotep Plating
6.9%inclusion2 decks29 decks
2%synergy
High Tide
6.9%inclusion2 decks29 decks
5%synergy
Sudden Spoiling
6.9%inclusion2 decks29 decks
4%synergy
Sudden Substitution
6.9%inclusion2 decks29 decks
6%synergy
Dismember
6.9%inclusion2 decks29 decks
1%synergy
Refute
6.9%inclusion2 decks29 decks
4%synergy
Sorceries
Drown in Ichor
41%inclusion12 decks29 decks
39%synergy
Ravenform
34%inclusion10 decks29 decks
31%synergy
Diabolic Tutor
31%inclusion9 decks29 decks
24%synergy
Sign in Blood
31%inclusion9 decks29 decks
25%synergy
Curse of the Swine
28%inclusion8 decks29 decks
24%synergy
Read the Bones
24%inclusion7 decks29 decks
20%synergy
Night's Whisper
17%inclusion5 decks29 decks
11%synergy
Inevitable Betrayal
14%inclusion4 decks29 decks
13%synergy
Victimize
14%inclusion4 decks29 decks
0%synergy
Toxic Deluge
14%inclusion4 decks29 decks
-12%synergy
Vat Emergence
10%inclusion3 decks29 decks
9%synergy
In Garruk's Wake
10%inclusion3 decks29 decks
5%synergy
Aether Gale
10%inclusion3 decks29 decks
9%synergy
Vivisurgeon's Insight
10%inclusion3 decks29 decks
10%synergy
Rise of the Dark Realms
10%inclusion3 decks29 decks
1%synergy
Asinine Antics
10%inclusion3 decks29 decks
9%synergy
Decree of Pain
10%inclusion3 decks29 decks
7%synergy
Vote Out
10%inclusion1 decks10 decks
10%synergy
Legerdemain
6.9%inclusion2 decks29 decks
7%synergy
Spread the Sickness
6.9%inclusion2 decks29 decks
7%synergy
Stolen Identity
6.9%inclusion2 decks29 decks
5%synergy
Dread Return
6.9%inclusion2 decks29 decks
0%synergy
Enter the Enigma
6.9%inclusion2 decks29 decks
3%synergy
Blood Money
6.9%inclusion2 decks29 decks
5%synergy
Unending Whisper
6.9%inclusion2 decks29 decks
7%synergy
Great Intelligence's Plan
6.9%inclusion2 decks29 decks
6%synergy
Deny Reality
6.9%inclusion2 decks29 decks
7%synergy
Ponder
6.9%inclusion2 decks29 decks
-9%synergy
Black Sun's Zenith
6.9%inclusion2 decks29 decks
5%synergy
Lunar Insight
6.9%inclusion2 decks29 decks
6%synergy
Lórien Revealed
6.9%inclusion2 decks29 decks
3%synergy
Bribery
6.9%inclusion2 decks29 decks
5%synergy
Preordain
6.9%inclusion2 decks29 decks
-3%synergy
Temporal Mastery
6.9%inclusion2 decks29 decks
3%synergy
Connive // Concoct
6.9%inclusion2 decks29 decks
3%synergy
Exsanguinate
6.9%inclusion2 decks29 decks
5%synergy
Reanimate
6.9%inclusion2 decks29 decks
-17%synergy
Irenicus's Vile Duplication
6.9%inclusion2 decks29 decks
1%synergy
Lich-Knights' Conquest
6.9%inclusion2 decks29 decks
6%synergy
Extract from Darkness
6.9%inclusion2 decks29 decks
-1%synergy
Cornered by Black Mages
5.3%inclusion1 decks19 decks
5%synergy
Utility Artifacts
Contagion Clasp
41%inclusion12 decks29 decks
40%synergy
Skullclamp
17%inclusion5 decks29 decks
8%synergy
Lightning Greaves
17%inclusion5 decks29 decks
-10%synergy
Dragon Throne of Tarkir
14%inclusion4 decks29 decks
14%synergy
Neurok Stealthsuit
14%inclusion4 decks29 decks
13%synergy
Genesis Chamber
14%inclusion4 decks29 decks
13%synergy
Hall of Triumph
10%inclusion3 decks29 decks
10%synergy
Jet Medallion
10%inclusion3 decks29 decks
3%synergy
Mask of Avacyn
10%inclusion3 decks29 decks
10%synergy
Psychic Paper
6.9%inclusion2 decks29 decks
7%synergy
Phyrexian Processor
6.9%inclusion2 decks29 decks
7%synergy
Contagion Engine
6.9%inclusion2 decks29 decks
6%synergy
Tarrian's Journal
6.9%inclusion2 decks29 decks
6%synergy
Champion's Helm
6.9%inclusion2 decks29 decks
6%synergy
Sapphire Medallion
6.9%inclusion2 decks29 decks
1%synergy
Scytheclaw
6.9%inclusion2 decks29 decks
6%synergy
Kormus Bell
6.9%inclusion2 decks29 decks
6%synergy
Altar of Bhaal
6.9%inclusion2 decks29 decks
6%synergy
Wayfarer's Bauble
6.9%inclusion2 decks29 decks
-8%synergy
Recon Craft Theta
6.9%inclusion2 decks29 decks
7%synergy
Enchantments
Inexorable Tide
38%inclusion11 decks29 decks
36%synergy
Propaganda
38%inclusion11 decks29 decks
22%synergy
Gift of Doom
24%inclusion7 decks29 decks
24%synergy
Nest of Scarabs
24%inclusion7 decks29 decks
23%synergy
Phyrexian Arena
17%inclusion5 decks29 decks
4%synergy
Bastion of Remembrance
17%inclusion5 decks29 decks
14%synergy
Blessing of Leeches
14%inclusion4 decks29 decks
14%synergy
Kaya's Ghostform
14%inclusion4 decks29 decks
11%synergy
Imprisoned in the Moon
10%inclusion3 decks29 decks
7%synergy
Witness Protection
10%inclusion3 decks29 decks
9%synergy
Unstoppable Plan
10%inclusion3 decks29 decks
8%synergy
Underworld Dreams
10%inclusion3 decks29 decks
10%synergy
Painful Quandary
10%inclusion3 decks29 decks
9%synergy
Mesmerizing Dose
6.9%inclusion2 decks29 decks
6%synergy
Meathook Massacre II
6.9%inclusion2 decks29 decks
6%synergy
Grave Betrayal
6.9%inclusion2 decks29 decks
5%synergy
Amphibian Downpour
6.9%inclusion2 decks29 decks
5%synergy
Leyline of the Void
6.9%inclusion2 decks29 decks
4%synergy
Utter Insignificance
6.9%inclusion2 decks29 decks
6%synergy
Reconnaissance Mission
6.9%inclusion2 decks29 decks
-4%synergy
Dark Privilege
6.9%inclusion2 decks29 decks
7%synergy
The Trickster-God's Heist
6.9%inclusion2 decks29 decks
6%synergy
Become the Pilot
6.9%inclusion2 decks29 decks
7%synergy
Planeswalkers
Vraska, Betrayal's Sting
14%inclusion4 decks29 decks
12%synergy
Ashiok, Dream Render
6.9%inclusion2 decks29 decks
1%synergy
Kaito, Dancing Shadow
6.9%inclusion2 decks29 decks
3%synergy
Tezzeret the Schemer
6.9%inclusion2 decks29 decks
7%synergy
Ashiok, Nightmare Muse
6.9%inclusion2 decks29 decks
4%synergy
Tezzeret, Betrayer of Flesh
6.9%inclusion2 decks29 decks
6%synergy
Utility Lands
Karn's Bastion
41%inclusion12 decks29 decks
38%synergy
Reliquary Tower
38%inclusion11 decks29 decks
2%synergy
Temple of the False God
31%inclusion9 decks29 decks
21%synergy
Bojuka Bog
28%inclusion8 decks29 decks
-11%synergy
Rogue's Passage
24%inclusion7 decks29 decks
-4%synergy
Mortuary Mire
21%inclusion6 decks29 decks
12%synergy
Mystic Sanctuary
10%inclusion3 decks29 decks
-7%synergy
Blast Zone
10%inclusion3 decks29 decks
10%synergy
Creeping Tar Pit
10%inclusion3 decks29 decks
2%synergy
Buried Ruin
6.9%inclusion2 decks29 decks
4%synergy
Grasping Dunes
6.9%inclusion2 decks29 decks
7%synergy
Cactus Preserve
6.9%inclusion2 decks29 decks
7%synergy
Mistrise Village
6.9%inclusion2 decks29 decks
4%synergy
Halimar Depths
6.9%inclusion2 decks29 decks
0%synergy
Restless Reef
6.9%inclusion2 decks29 decks
0%synergy
Mana Artifacts
Sol Ring
90%inclusion26 decks29 decks
1%synergy
Arcane Signet
90%inclusion26 decks29 decks
5%synergy
Dimir Signet
55%inclusion16 decks29 decks
-6%synergy
Mind Stone
55%inclusion16 decks29 decks
25%synergy
Talisman of Dominance
52%inclusion15 decks29 decks
-8%synergy
Commander's Sphere
45%inclusion13 decks29 decks
26%synergy
Everflowing Chalice
34%inclusion10 decks29 decks
28%synergy
Charcoal Diamond
31%inclusion9 decks29 decks
22%synergy
Midnight Clock
31%inclusion9 decks29 decks
23%synergy
Sky Diamond
28%inclusion8 decks29 decks
19%synergy
Thought Vessel
24%inclusion7 decks29 decks
-8%synergy
Fellwar Stone
21%inclusion6 decks29 decks
-10%synergy
Heraldic Banner
21%inclusion6 decks29 decks
18%synergy
Hedron Archive
17%inclusion5 decks29 decks
15%synergy
Replicating Ring
17%inclusion5 decks29 decks
16%synergy
Dimir Cluestone
17%inclusion5 decks29 decks
15%synergy
Dimir Keyrune
10%inclusion3 decks29 decks
5%synergy
Thran Dynamo
10%inclusion3 decks29 decks
5%synergy
Prismatic Lens
10%inclusion3 decks29 decks
9%synergy
Firemind Vessel
10%inclusion3 decks29 decks
10%synergy
All-Fates Scroll
8.3%inclusion1 decks12 decks
8%synergy
Dreamstone Hedron
6.9%inclusion2 decks29 decks
7%synergy
Astral Cornucopia
6.9%inclusion2 decks29 decks
6%synergy
Sisay's Ring
6.9%inclusion2 decks29 decks
7%synergy
Ur-Golem's Eye
6.9%inclusion2 decks29 decks
7%synergy
Lotus Petal
6.9%inclusion2 decks29 decks
-1%synergy
Gilded Lotus
6.9%inclusion2 decks29 decks
4%synergy
Crowded Crypt
6.9%inclusion2 decks29 decks
1%synergy
Liquimetal Torque
6.9%inclusion2 decks29 decks
5%synergy
Lands
Swamp
100%inclusion29 decks29 decks
4%synergy
Island
100%inclusion29 decks29 decks
3%synergy
Command Tower
93%inclusion27 decks29 decks
5%synergy
Dismal Backwater
62%inclusion18 decks29 decks
46%synergy
Sunken Hollow
59%inclusion17 decks29 decks
-8%synergy
Darkwater Catacombs
59%inclusion17 decks29 decks
18%synergy
Choked Estuary
52%inclusion15 decks29 decks
3%synergy
Temple of Deceit
48%inclusion14 decks29 decks
11%synergy
Dimir Aqueduct
48%inclusion14 decks29 decks
8%synergy
Evolving Wilds
48%inclusion14 decks29 decks
31%synergy
Exotic Orchard
45%inclusion13 decks29 decks
11%synergy
Dimir Guildgate
45%inclusion13 decks29 decks
38%synergy
Tainted Isle
45%inclusion13 decks29 decks
1%synergy
Myriad Landscape
38%inclusion11 decks29 decks
14%synergy
Drowned Catacomb
38%inclusion11 decks29 decks
-14%synergy
Contaminated Aquifer
28%inclusion8 decks29 decks
21%synergy
Jwar Isle Refuge
24%inclusion7 decks29 decks
18%synergy
Terramorphic Expanse
21%inclusion6 decks29 decks
9%synergy
Fetid Pools
21%inclusion6 decks29 decks
4%synergy
Shipwreck Marsh
17%inclusion5 decks29 decks
-22%synergy
Ash Barrens
14%inclusion4 decks29 decks
8%synergy
Submerged Boneyard
14%inclusion4 decks29 decks
9%synergy
Underground River
14%inclusion4 decks29 decks
-25%synergy
Sinister Hideout
13%inclusion1 decks8 decks
9%synergy
Fell the Profane
10%inclusion3 decks29 decks
-5%synergy
Waterfront District
10%inclusion3 decks29 decks
7%synergy
Darkslick Shores
10%inclusion3 decks29 decks
-4%synergy
Shire Terrace
6.9%inclusion2 decks29 decks
6%synergy
Salt Marsh
6.9%inclusion2 decks29 decks
5%synergy
Boggart Trawler
6.9%inclusion2 decks29 decks
0%synergy
Murky Sewer
6.9%inclusion2 decks29 decks
5%synergy
Gloomlake Verge
6.9%inclusion2 decks29 decks
-16%synergy
Mistvault Bridge
6.9%inclusion2 decks29 decks
2%synergy
Path of Ancestry
6.9%inclusion2 decks29 decks
-21%synergy
Promising Vein
6.9%inclusion2 decks29 decks
6%synergy