Grenzo, Dungeon Warden (Commander) - cEDH Combo

Grenzo, Dungeon Warden
Rank #538
14decks
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Ethan Coover
Apr 15, 2026
Ethan Coover
The Best X-Cost Spell Combos in Commander
With the Quandrix school of Strixhaven so focused on X spells, now seems like a good time to run through the top X spell combo cards.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
New Cards
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Flashback
17%inclusion1 decks6 decks
11%synergy
High Synergy Cards
Kiki-Jiki, Mirror Breaker
86%inclusion12 decks14 decks
81%synergy
Priest of Urabrask
79%inclusion11 decks14 decks
77%synergy
Priest of Gix
79%inclusion11 decks14 decks
76%synergy
Skirk Prospector
71%inclusion10 decks14 decks
67%synergy
Doomsday
64%inclusion9 decks14 decks
64%synergy
Workhorse
64%inclusion9 decks14 decks
64%synergy
Barkform Harvester
64%inclusion9 decks14 decks
63%synergy
Viscera Seer
71%inclusion10 decks14 decks
62%synergy
Treasonous Ogre
64%inclusion9 decks14 decks
61%synergy
Murderous Redcap
64%inclusion9 decks14 decks
61%synergy
Top Cards
Dark Ritual
86%inclusion12 decks14 decks
44%synergy
Hexing Squelcher
70%inclusion7 decks10 decks
56%synergy
Simian Spirit Guide
64%inclusion9 decks14 decks
58%synergy
Red Elemental Blast
64%inclusion9 decks14 decks
56%synergy
Zealous Conscripts
57%inclusion8 decks14 decks
55%synergy
Metallic Mimic
57%inclusion8 decks14 decks
55%synergy
Ashnod's Altar
57%inclusion8 decks14 decks
47%synergy
Heartstone
57%inclusion8 decks14 decks
55%synergy
Pitiless Plunderer
57%inclusion8 decks14 decks
44%synergy
Deflecting Swat
57%inclusion8 decks14 decks
36%synergy
Game Changers
Chrome Mox
79%inclusion11 decks14 decks
73%synergy
Demonic Tutor
71%inclusion10 decks14 decks
54%synergy
Vampiric Tutor
71%inclusion10 decks14 decks
58%synergy
Mox Diamond
71%inclusion10 decks14 decks
68%synergy
Ancient Tomb
64%inclusion9 decks14 decks
55%synergy
Mana Vault
64%inclusion9 decks14 decks
59%synergy
Jeska's Will
57%inclusion8 decks14 decks
34%synergy
Gamble
57%inclusion8 decks14 decks
47%synergy
Orcish Bowmasters
57%inclusion8 decks14 decks
47%synergy
Lion's Eye Diamond
50%inclusion7 decks14 decks
47%synergy
Creatures
Pinnacle Monk
64%inclusion9 decks14 decks
57%synergy
Goblin Engineer
57%inclusion8 decks14 decks
53%synergy
Tomb Trawler
57%inclusion8 decks14 decks
56%synergy
Imperial Recruiter
50%inclusion7 decks14 decks
46%synergy
Dauthi Voidwalker
50%inclusion7 decks14 decks
43%synergy
Ragavan, Nimble Pilferer
43%inclusion6 decks14 decks
33%synergy
Overeager Apprentice
43%inclusion6 decks14 decks
43%synergy
________ Goblin
43%inclusion6 decks14 decks
42%synergy
Pawn of Ulamog
43%inclusion6 decks14 decks
40%synergy
Prowling Geistcatcher
36%inclusion5 decks14 decks
35%synergy
Palladium Myr
36%inclusion5 decks14 decks
35%synergy
Goblin Welder
36%inclusion5 decks14 decks
33%synergy
Twilight Diviner
30%inclusion3 decks10 decks
28%synergy
Murderous Rider
29%inclusion4 decks14 decks
27%synergy
Basal Sliver
29%inclusion4 decks14 decks
28%synergy
Grim Servant
29%inclusion4 decks14 decks
28%synergy
Emrakul's Hatcher
29%inclusion4 decks14 decks
28%synergy
Opposition Agent
29%inclusion4 decks14 decks
24%synergy
Blood Artist
29%inclusion4 decks14 decks
10%synergy
Ardent Electromancer
29%inclusion4 decks14 decks
28%synergy
Ruthless Technomancer
29%inclusion4 decks14 decks
24%synergy
Sling-Gang Lieutenant
29%inclusion4 decks14 decks
25%synergy
Hoverstone Pilgrim
29%inclusion4 decks14 decks
28%synergy
Catalyst Elemental
29%inclusion4 decks14 decks
28%synergy
Clone Shell
29%inclusion4 decks14 decks
28%synergy
Carrion Feeder
29%inclusion4 decks14 decks
25%synergy
Yawgmoth, Thran Physician
29%inclusion4 decks14 decks
27%synergy
Reckless Barbarian
29%inclusion4 decks14 decks
26%synergy
Worldgorger Dragon
29%inclusion4 decks14 decks
26%synergy
Meteor Golem
29%inclusion4 decks14 decks
26%synergy
Blood Pet
29%inclusion4 decks14 decks
26%synergy
Soldevi Adnate
29%inclusion4 decks14 decks
28%synergy
Hazel's Brewmaster
29%inclusion4 decks14 decks
28%synergy
Blood Vassal
29%inclusion4 decks14 decks
28%synergy
Professional Face-Breaker
21%inclusion3 decks14 decks
6%synergy
Rapacious Dragon
21%inclusion3 decks14 decks
21%synergy
Goblin Matron
21%inclusion3 decks14 decks
18%synergy
Young Necromancer
21%inclusion3 decks14 decks
21%synergy
Woe Strider
21%inclusion3 decks14 decks
19%synergy
Bronze Walrus
21%inclusion3 decks14 decks
21%synergy
Mayhem Devil
21%inclusion3 decks14 decks
-3%synergy
Magus of the Moon
21%inclusion3 decks14 decks
21%synergy
Boggart Trawler
21%inclusion3 decks14 decks
14%synergy
Goblin Recruiter
21%inclusion3 decks14 decks
20%synergy
Skittering Precursor
21%inclusion3 decks14 decks
20%synergy
Stadium Vendors
21%inclusion3 decks14 decks
21%synergy
Warren Soultrader
21%inclusion3 decks14 decks
14%synergy
Goblin Sledder
21%inclusion3 decks14 decks
21%synergy
Plundering Barbarian
21%inclusion3 decks14 decks
21%synergy
Siege-Gang Commander
21%inclusion3 decks14 decks
18%synergy
Instants
Pyroblast
57%inclusion8 decks14 decks
48%synergy
Cabal Ritual
50%inclusion7 decks14 decks
42%synergy
Entomb
43%inclusion6 decks14 decks
36%synergy
Tibalt's Trickery
43%inclusion6 decks14 decks
30%synergy
Redirect Lightning
36%inclusion4 decks11 decks
27%synergy
Desperate Ritual
36%inclusion5 decks14 decks
31%synergy
Culling the Weak
36%inclusion5 decks14 decks
30%synergy
Pyretic Ritual
36%inclusion5 decks14 decks
30%synergy
Valakut Awakening
36%inclusion5 decks14 decks
28%synergy
Fire Covenant
29%inclusion4 decks14 decks
22%synergy
Deadly Rollick
29%inclusion4 decks14 decks
7%synergy
Fell the Profane
21%inclusion3 decks14 decks
9%synergy
Tainted Pact
21%inclusion3 decks14 decks
19%synergy
Lightning Bolt
21%inclusion3 decks14 decks
3%synergy
Rain of Filth
21%inclusion3 decks14 decks
21%synergy
Fire Prophecy
21%inclusion3 decks14 decks
21%synergy
Saw in Half
21%inclusion3 decks14 decks
10%synergy
Flare of Duplication
21%inclusion3 decks14 decks
17%synergy
Chaos Warp
14%inclusion2 decks14 decks
-33%synergy
Volcanic Spite
14%inclusion2 decks14 decks
14%synergy
Thrill of Possibility
14%inclusion2 decks14 decks
-4%synergy
Untimely Malfunction
14%inclusion2 decks14 decks
-4%synergy
Seething Song
14%inclusion2 decks14 decks
3%synergy
Burnt Offering
14%inclusion2 decks14 decks
9%synergy
Final Fortune
14%inclusion2 decks14 decks
12%synergy
Ad Nauseam
14%inclusion2 decks14 decks
12%synergy
Dismember
14%inclusion2 decks14 decks
10%synergy
Manhole Missile
11%inclusion1 decks9 decks
11%synergy
Reckoner's Bargain
7.1%inclusion1 decks14 decks
5%synergy
Plunge into Darkness
7.1%inclusion1 decks14 decks
7%synergy
Brightstone Ritual
7.1%inclusion1 decks14 decks
6%synergy
Imp's Mischief
7.1%inclusion1 decks14 decks
-2%synergy
Snuff Out
7.1%inclusion1 decks14 decks
3%synergy
Village Rites
7.1%inclusion1 decks14 decks
-8%synergy
Wild Magic Surge
7.1%inclusion1 decks14 decks
5%synergy
Deadly Dispute
7.1%inclusion1 decks14 decks
-20%synergy
Battle Hymn
7.1%inclusion1 decks14 decks
6%synergy
Rakdos Charm
7.1%inclusion1 decks14 decks
-37%synergy
Withering Boon
7.1%inclusion1 decks14 decks
6%synergy
Eviscerator's Insight
7.1%inclusion1 decks14 decks
5%synergy
Costly Plunder
7.1%inclusion1 decks14 decks
5%synergy
Burnout
7.1%inclusion1 decks14 decks
7%synergy
Shallow Grave
7.1%inclusion1 decks14 decks
7%synergy
Demonic Consultation
7.1%inclusion1 decks14 decks
7%synergy
Reverberate
7.1%inclusion1 decks14 decks
5%synergy
Malakir Rebirth
7.1%inclusion1 decks14 decks
-8%synergy
Baleful Mastery
7.1%inclusion1 decks14 decks
5%synergy
Corrupted Conviction
7.1%inclusion1 decks14 decks
-3%synergy
Bedevil
7.1%inclusion1 decks14 decks
-27%synergy
Demand Answers
7.1%inclusion1 decks14 decks
-6%synergy
Sorceries
Diabolic Intent
43%inclusion6 decks14 decks
35%synergy
Faithless Looting
43%inclusion6 decks14 decks
15%synergy
Reanimate
43%inclusion6 decks14 decks
20%synergy
Imperial Seal
36%inclusion5 decks14 decks
31%synergy
Rite of Flame
36%inclusion5 decks14 decks
31%synergy
Grim Tutor
36%inclusion5 decks14 decks
31%synergy
Beseech the Mirror
29%inclusion4 decks14 decks
25%synergy
Yawgmoth's Will
21%inclusion3 decks14 decks
20%synergy
Agadeem's Awakening
21%inclusion3 decks14 decks
18%synergy
Feed the Swarm
21%inclusion3 decks14 decks
-20%synergy
Praetor's Grasp
21%inclusion3 decks14 decks
19%synergy
Buried Alive
21%inclusion3 decks14 decks
16%synergy
Wheel of Fortune
21%inclusion3 decks14 decks
15%synergy
Overmaster
21%inclusion3 decks14 decks
19%synergy
Infernal Plunge
14%inclusion2 decks14 decks
12%synergy
Wheel of Misfortune
14%inclusion2 decks14 decks
9%synergy
Dread Return
14%inclusion2 decks14 decks
10%synergy
Past in Flames
14%inclusion2 decks14 decks
12%synergy
Unearth
14%inclusion2 decks14 decks
9%synergy
Scheming Symmetry
14%inclusion2 decks14 decks
12%synergy
Molten Duplication
14%inclusion2 decks14 decks
9%synergy
Boggart Birth Rite
7.1%inclusion1 decks14 decks
6%synergy
Lively Dirge
7.1%inclusion1 decks14 decks
5%synergy
Cathartic Reunion
7.1%inclusion1 decks14 decks
1%synergy
Unmask
7.1%inclusion1 decks14 decks
7%synergy
Vandalblast
7.1%inclusion1 decks14 decks
-23%synergy
Persist
7.1%inclusion1 decks14 decks
5%synergy
Inquisition of Kozilek
7.1%inclusion1 decks14 decks
7%synergy
Warrior's Oath
7.1%inclusion1 decks14 decks
7%synergy
Shatterskull Smashing
7.1%inclusion1 decks14 decks
4%synergy
Blasphemous Act
7.1%inclusion1 decks14 decks
-43%synergy
Exsanguinate
7.1%inclusion1 decks14 decks
-3%synergy
Twinflame
7.1%inclusion1 decks14 decks
1%synergy
Living Death
7.1%inclusion1 decks14 decks
3%synergy
Grab the Prize
7.1%inclusion1 decks14 decks
-3%synergy
Toxic Deluge
7.1%inclusion1 decks14 decks
-10%synergy
Strike It Rich
7.1%inclusion1 decks14 decks
3%synergy
Dark Deal
7.1%inclusion1 decks14 decks
5%synergy
Dimir Machinations
7.1%inclusion1 decks14 decks
7%synergy
Beseech the Queen
7.1%inclusion1 decks14 decks
6%synergy
Chain of Smog
7.1%inclusion1 decks14 decks
6%synergy
Thoughtseize
7.1%inclusion1 decks14 decks
6%synergy
Tormenting Voice
7.1%inclusion1 decks14 decks
3%synergy
Winds of Change
7.1%inclusion1 decks14 decks
6%synergy
Recoup
7.1%inclusion1 decks14 decks
7%synergy
Utility Artifacts
Wishclaw Talisman
43%inclusion6 decks14 decks
37%synergy
Defense Grid
29%inclusion4 decks14 decks
27%synergy
Tel-Jilad Stylus
29%inclusion4 decks14 decks
28%synergy
Grinding Station
21%inclusion3 decks14 decks
19%synergy
Phyrexian Altar
21%inclusion3 decks14 decks
16%synergy
Desecrated Tomb
14%inclusion2 decks14 decks
14%synergy
Sensei's Divining Top
14%inclusion2 decks14 decks
8%synergy
Bolas's Citadel
14%inclusion2 decks14 decks
4%synergy
Vexing Bauble
14%inclusion2 decks14 decks
13%synergy
Cloak and Dagger
14%inclusion2 decks14 decks
14%synergy
Lightning Greaves
14%inclusion2 decks14 decks
-21%synergy
Planetarium of Wan Shi Tong
10%inclusion1 decks10 decks
10%synergy
Genesis Chamber
7.1%inclusion1 decks14 decks
7%synergy
Helm of Obedience
7.1%inclusion1 decks14 decks
7%synergy
Elixir of Immortality
7.1%inclusion1 decks14 decks
6%synergy
The One Ring
7.1%inclusion1 decks14 decks
0%synergy
Conjurer's Bauble
7.1%inclusion1 decks14 decks
7%synergy
Ichor Wellspring
7.1%inclusion1 decks14 decks
5%synergy
Palantír of Orthanc
7.1%inclusion1 decks14 decks
6%synergy
Mazemind Tome
7.1%inclusion1 decks14 decks
7%synergy
Conqueror's Flail
7.1%inclusion1 decks14 decks
6%synergy
Pithing Needle
7.1%inclusion1 decks14 decks
7%synergy
The Cauldron of Eternity
7.1%inclusion1 decks14 decks
6%synergy
Soldevi Digger
7.1%inclusion1 decks14 decks
7%synergy
Crystal Ball
7.1%inclusion1 decks14 decks
7%synergy
Thornbite Staff
7.1%inclusion1 decks14 decks
7%synergy
Isochron Scepter
7.1%inclusion1 decks14 decks
7%synergy
Reito Lantern
7.1%inclusion1 decks14 decks
7%synergy
Enchantments
Underworld Breach
36%inclusion5 decks14 decks
29%synergy
Animate Dead
36%inclusion5 decks14 decks
26%synergy
Necropotence
29%inclusion4 decks14 decks
23%synergy
Necromancy
21%inclusion3 decks14 decks
18%synergy
Dance of the Dead
14%inclusion2 decks14 decks
13%synergy
Fires of Invention
7.1%inclusion1 decks14 decks
7%synergy
Mana Echoes
7.1%inclusion1 decks14 decks
7%synergy
Shadows of the Past
7.1%inclusion1 decks14 decks
7%synergy
Curse of Opulence
7.1%inclusion1 decks14 decks
0%synergy
Fable of the Mirror-Breaker
7.1%inclusion1 decks14 decks
4%synergy
Chthonian Nightmare
7.1%inclusion1 decks14 decks
5%synergy
Leyline of the Void
7.1%inclusion1 decks14 decks
6%synergy
Planeswalkers
Daretti, Scrap Savant
7.1%inclusion1 decks14 decks
5%synergy
Utility Lands
Urborg, Tomb of Yawgmoth
57%inclusion8 decks14 decks
38%synergy
Vault of Whispers
43%inclusion6 decks14 decks
37%synergy
Urza's Saga
36%inclusion5 decks14 decks
30%synergy
Great Furnace
36%inclusion5 decks14 decks
29%synergy
City of Traitors
29%inclusion4 decks14 decks
27%synergy
Zhalfirin Void
21%inclusion3 decks14 decks
20%synergy
Phyrexian Tower
21%inclusion3 decks14 decks
11%synergy
Geier Reach Sanitarium
21%inclusion3 decks14 decks
16%synergy
Nykthos, Shrine to Nyx
21%inclusion3 decks14 decks
20%synergy
Bojuka Bog
14%inclusion2 decks14 decks
-21%synergy
Mortuary Mire
14%inclusion2 decks14 decks
9%synergy
Emergence Zone
14%inclusion2 decks14 decks
11%synergy
Sokenzan, Crucible of Defiance
14%inclusion2 decks14 decks
10%synergy
Shizo, Death's Storehouse
7.1%inclusion1 decks14 decks
2%synergy
Sunscorched Desert
7.1%inclusion1 decks14 decks
5%synergy
Ghost Quarter
7.1%inclusion1 decks14 decks
6%synergy
Buried Ruin
7.1%inclusion1 decks14 decks
4%synergy
Boseiju, Who Shelters All
7.1%inclusion1 decks14 decks
6%synergy
Scavenger Grounds
7.1%inclusion1 decks14 decks
5%synergy
Arena of Glory
7.1%inclusion1 decks14 decks
-1%synergy
Spinerock Knoll
7.1%inclusion1 decks14 decks
-2%synergy
Witch's Cottage
7.1%inclusion1 decks14 decks
4%synergy
Cabal Coffers
7.1%inclusion1 decks14 decks
-2%synergy
Cabal Pit
7.1%inclusion1 decks14 decks
5%synergy
Mikokoro, Center of the Sea
7.1%inclusion1 decks14 decks
7%synergy
Takenuma, Abandoned Mire
7.1%inclusion1 decks14 decks
-1%synergy
Phyrexia's Core
7.1%inclusion1 decks14 decks
7%synergy
Homeward Path
7.1%inclusion1 decks14 decks
6%synergy
Temple of the False God
7.1%inclusion1 decks14 decks
-3%synergy
Strip Mine
7.1%inclusion1 decks14 decks
6%synergy
Leechridden Swamp
7.1%inclusion1 decks14 decks
-2%synergy
Den of the Bugbear
7.1%inclusion1 decks14 decks
5%synergy
Field of Ruin
7.1%inclusion1 decks14 decks
6%synergy
Mana Artifacts
Sol Ring
100%inclusion14 decks14 decks
14%synergy
Lotus Petal
71%inclusion10 decks14 decks
64%synergy
Mox Amber
71%inclusion10 decks14 decks
67%synergy
Mox Opal
64%inclusion9 decks14 decks
60%synergy
Talisman of Indulgence
43%inclusion6 decks14 decks
-12%synergy
Fellwar Stone
43%inclusion6 decks14 decks
9%synergy
Arcane Signet
36%inclusion5 decks14 decks
-46%synergy
Rakdos Signet
36%inclusion5 decks14 decks
-22%synergy
Springleaf Drum
21%inclusion3 decks14 decks
19%synergy
The Soul Stone
18%inclusion2 decks11 decks
13%synergy
Grim Monolith
14%inclusion2 decks14 decks
12%synergy
Thran Turbine
7.1%inclusion1 decks14 decks
6%synergy
Jeweled Amulet
7.1%inclusion1 decks14 decks
7%synergy
Lands
Command Tower
93%inclusion13 decks14 decks
7%synergy
Blood Crypt
93%inclusion13 decks14 decks
46%synergy
Badlands
79%inclusion11 decks14 decks
65%synergy
Swamp
79%inclusion11 decks14 decks
-19%synergy
Luxury Suite
79%inclusion11 decks14 decks
41%synergy
Sulfurous Springs
79%inclusion11 decks14 decks
31%synergy
Bloodstained Mire
79%inclusion11 decks14 decks
45%synergy
Gemstone Caverns
71%inclusion10 decks14 decks
67%synergy
Mountain
64%inclusion9 decks14 decks
-33%synergy
Pinnacle Monk
64%inclusion9 decks14 decks
57%synergy
Cavern of Souls
57%inclusion8 decks14 decks
52%synergy
Marsh Flats
57%inclusion8 decks14 decks
49%synergy
Blightstep Pathway
57%inclusion8 decks14 decks
35%synergy
Graven Cairns
50%inclusion7 decks14 decks
19%synergy
Wooded Foothills
50%inclusion7 decks14 decks
43%synergy
Verdant Catacombs
50%inclusion7 decks14 decks
43%synergy
Scalding Tarn
50%inclusion7 decks14 decks
43%synergy
Mana Confluence
50%inclusion7 decks14 decks
44%synergy
City of Brass
50%inclusion7 decks14 decks
44%synergy
Raucous Theater
43%inclusion6 decks14 decks
21%synergy
Arid Mesa
43%inclusion6 decks14 decks
35%synergy
Polluted Delta
43%inclusion6 decks14 decks
35%synergy
Prismatic Vista
36%inclusion5 decks14 decks
30%synergy
Blazemire Verge
36%inclusion5 decks14 decks
5%synergy
Mount Doom
36%inclusion5 decks14 decks
20%synergy
Valakut Awakening
36%inclusion5 decks14 decks
28%synergy
Snow-Covered Swamp
29%inclusion4 decks14 decks
25%synergy
Fell the Profane
21%inclusion3 decks14 decks
9%synergy
Agadeem's Awakening
21%inclusion3 decks14 decks
18%synergy
Dragonskull Summit
21%inclusion3 decks14 decks
-42%synergy
Boggart Trawler
21%inclusion3 decks14 decks
14%synergy
Snow-Covered Mountain
21%inclusion3 decks14 decks
18%synergy
Rumble Arena
20%inclusion2 decks10 decks
19%synergy
Starting Town
17%inclusion2 decks12 decks
15%synergy
Canyon Slough
14%inclusion2 decks14 decks
-5%synergy
Exotic Orchard
14%inclusion2 decks14 decks
-17%synergy
Smoldering Marsh
14%inclusion2 decks14 decks
-49%synergy
Blackcleave Cliffs
14%inclusion2 decks14 decks
-6%synergy
Temple of Malice
14%inclusion2 decks14 decks
-19%synergy
Rocky Tar Pit
14%inclusion2 decks14 decks
12%synergy
The Grey Havens
14%inclusion2 decks14 decks
14%synergy
Forbidden Orchard
14%inclusion2 decks14 decks
12%synergy
Crystal Grotto
14%inclusion2 decks14 decks
14%synergy
Rakdos Carnarium
7.1%inclusion1 decks14 decks
-24%synergy
Gemstone Mine
7.1%inclusion1 decks14 decks
7%synergy
Fabled Passage
7.1%inclusion1 decks14 decks
-2%synergy
Shadowblood Ridge
7.1%inclusion1 decks14 decks
-28%synergy
Terramorphic Expanse
7.1%inclusion1 decks14 decks
-8%synergy
Auntie's Hovel
7.1%inclusion1 decks14 decks
6%synergy
Drossforge Bridge
7.1%inclusion1 decks14 decks
1%synergy
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