Grenzo, Dungeon Warden (Commander) - Optimized Combo

Grenzo, Dungeon Warden
Rank #536
38decks
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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.
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Enchantments
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Utility Lands
Mana Artifacts
Lands
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Doctor Doom
3.6%inclusion1 decks28 decks
3%synergy
High Synergy Cards
Murderous Redcap
87%inclusion33 decks38 decks
83%synergy
Kiki-Jiki, Mirror Breaker
84%inclusion32 decks38 decks
80%synergy
Goblin Engineer
79%inclusion30 decks38 decks
75%synergy
Skirk Prospector
76%inclusion29 decks38 decks
72%synergy
Priest of Gix
74%inclusion28 decks38 decks
71%synergy
Priest of Urabrask
71%inclusion27 decks38 decks
69%synergy
Metallic Mimic
68%inclusion26 decks38 decks
67%synergy
Heartstone
66%inclusion25 decks38 decks
64%synergy
Ashnod's Altar
74%inclusion28 decks38 decks
63%synergy
Goblin Matron
66%inclusion25 decks38 decks
63%synergy
Top Cards
Sling-Gang Lieutenant
66%inclusion25 decks38 decks
63%synergy
Barkform Harvester
63%inclusion24 decks38 decks
62%synergy
Tomb Trawler
63%inclusion24 decks38 decks
62%synergy
Workhorse
61%inclusion23 decks38 decks
60%synergy
The Cauldron of Eternity
58%inclusion22 decks38 decks
57%synergy
Pitiless Plunderer
58%inclusion22 decks38 decks
45%synergy
Viscera Seer
55%inclusion21 decks38 decks
46%synergy
Doomsday
53%inclusion20 decks38 decks
52%synergy
Tel-Jilad Stylus
53%inclusion20 decks38 decks
52%synergy
Siege-Gang Commander
53%inclusion20 decks38 decks
49%synergy
Game Changers
Ancient Tomb
37%inclusion14 decks38 decks
28%synergy
Demonic Tutor
34%inclusion13 decks38 decks
17%synergy
Gamble
29%inclusion11 decks38 decks
19%synergy
Vampiric Tutor
26%inclusion10 decks38 decks
13%synergy
Jeska's Will
24%inclusion9 decks38 decks
0%synergy
Chrome Mox
24%inclusion9 decks38 decks
18%synergy
Opposition Agent
21%inclusion8 decks38 decks
16%synergy
Mana Vault
21%inclusion8 decks38 decks
16%synergy
Orcish Bowmasters
21%inclusion8 decks38 decks
11%synergy
Imperial Seal
16%inclusion6 decks38 decks
11%synergy
Creatures
Boggart Trawler
53%inclusion20 decks38 decks
46%synergy
Woe Strider
50%inclusion19 decks38 decks
47%synergy
Goblin Welder
50%inclusion19 decks38 decks
47%synergy
Warren Soultrader
50%inclusion19 decks38 decks
42%synergy
Zealous Conscripts
47%inclusion18 decks38 decks
45%synergy
Hoverstone Pilgrim
47%inclusion18 decks38 decks
47%synergy
Goblin Trashmaster
45%inclusion17 decks38 decks
43%synergy
Imperial Recruiter
45%inclusion17 decks38 decks
41%synergy
Pawn of Ulamog
45%inclusion17 decks38 decks
42%synergy
Leaden Myr
45%inclusion17 decks38 decks
43%synergy
Zulaport Cutthroat
42%inclusion16 decks38 decks
34%synergy
Palladium Myr
42%inclusion16 decks38 decks
41%synergy
Meteor Golem
42%inclusion16 decks38 decks
40%synergy
Krenko, Mob Boss
39%inclusion15 decks38 decks
35%synergy
Ravenous Chupacabra
39%inclusion15 decks38 decks
37%synergy
Goblin Recruiter
37%inclusion14 decks38 decks
35%synergy
Conspicuous Snoop
37%inclusion14 decks38 decks
35%synergy
Solemn Simulacrum
34%inclusion13 decks38 decks
15%synergy
Ornithopter of Paradise
34%inclusion13 decks38 decks
31%synergy
Iron Myr
34%inclusion13 decks38 decks
32%synergy
Treasonous Ogre
34%inclusion13 decks38 decks
31%synergy
Mad Auntie
34%inclusion13 decks38 decks
32%synergy
Duplicant
34%inclusion13 decks38 decks
33%synergy
Pinnacle Monk
34%inclusion13 decks38 decks
27%synergy
Emrakul's Hatcher
32%inclusion12 decks38 decks
31%synergy
Bronze Walrus
32%inclusion12 decks38 decks
31%synergy
Goblin Sharpshooter
32%inclusion12 decks38 decks
30%synergy
Hexing Squelcher
30%inclusion8 decks27 decks
16%synergy
Murderous Rider
29%inclusion11 decks38 decks
27%synergy
Chainer, Nightmare Adept
29%inclusion11 decks38 decks
21%synergy
Blood Artist
29%inclusion11 decks38 decks
10%synergy
Gray Merchant of Asphodel
29%inclusion11 decks38 decks
18%synergy
Goblin Warchief
29%inclusion11 decks38 decks
26%synergy
Anger
29%inclusion11 decks38 decks
16%synergy
Goblin Chieftain
26%inclusion10 decks38 decks
24%synergy
Boggart Harbinger
26%inclusion10 decks38 decks
25%synergy
Warteye Witch
26%inclusion10 decks38 decks
26%synergy
Mogg War Marshal
26%inclusion10 decks38 decks
24%synergy
Pashalik Mons
26%inclusion10 decks38 decks
24%synergy
Epitaph Golem
26%inclusion10 decks38 decks
26%synergy
Twilight Diviner
23%inclusion6 decks26 decks
21%synergy
Boggart Cursecrafter
23%inclusion6 decks26 decks
19%synergy
Treasure Nabber
21%inclusion8 decks38 decks
17%synergy
Simian Spirit Guide
21%inclusion8 decks38 decks
15%synergy
Mayhem Devil
21%inclusion8 decks38 decks
-3%synergy
Primaris Eliminator
21%inclusion8 decks38 decks
21%synergy
Myr Retriever
21%inclusion8 decks38 decks
19%synergy
Grim Servant
18%inclusion7 decks38 decks
18%synergy
Putrid Goblin
18%inclusion7 decks38 decks
16%synergy
Goblin Marshal
18%inclusion7 decks38 decks
18%synergy
Instants
Valakut Awakening
45%inclusion17 decks38 decks
37%synergy
Dark Ritual
42%inclusion16 decks38 decks
-0%synergy
Volcanic Spite
26%inclusion10 decks38 decks
26%synergy
Deflecting Swat
24%inclusion9 decks38 decks
3%synergy
Chaos Warp
21%inclusion8 decks38 decks
-26%synergy
Culling the Weak
21%inclusion8 decks38 decks
15%synergy
Red Elemental Blast
21%inclusion8 decks38 decks
12%synergy
Fire Prophecy
18%inclusion7 decks38 decks
18%synergy
Deadly Rollick
16%inclusion6 decks38 decks
-6%synergy
Entomb
16%inclusion6 decks38 decks
9%synergy
Cabal Ritual
16%inclusion6 decks38 decks
8%synergy
Terminate
16%inclusion6 decks38 decks
-24%synergy
Burnt Offering
16%inclusion6 decks38 decks
10%synergy
Malakir Rebirth
16%inclusion6 decks38 decks
0%synergy
Bedevil
16%inclusion6 decks38 decks
-19%synergy
Abrade
16%inclusion6 decks38 decks
-6%synergy
Fire Covenant
13%inclusion5 decks38 decks
7%synergy
Thrill of Possibility
13%inclusion5 decks38 decks
-5%synergy
Imp's Mischief
13%inclusion5 decks38 decks
4%synergy
Ad Nauseam
13%inclusion5 decks38 decks
11%synergy
Pyroblast
13%inclusion5 decks38 decks
5%synergy
Saw in Half
13%inclusion5 decks38 decks
2%synergy
Fell the Profane
11%inclusion4 decks38 decks
-2%synergy
Seething Song
11%inclusion4 decks38 decks
-1%synergy
Manhole Missile
10%inclusion2 decks21 decks
9%synergy
Redirect Lightning
9.4%inclusion3 decks32 decks
-0%synergy
Hagra Mauling
7.9%inclusion3 decks38 decks
6%synergy
Untimely Malfunction
7.9%inclusion3 decks38 decks
-11%synergy
Rakdos Charm
7.9%inclusion3 decks38 decks
-36%synergy
Tibalt's Trickery
7.9%inclusion3 decks38 decks
-5%synergy
Rain of Filth
7.9%inclusion3 decks38 decks
7%synergy
Flare of Duplication
7.9%inclusion3 decks38 decks
3%synergy
Plunge into Darkness
5.3%inclusion2 decks38 decks
5%synergy
Brightstone Ritual
5.3%inclusion2 decks38 decks
4%synergy
Desperate Ritual
5.3%inclusion2 decks38 decks
1%synergy
Village Rites
5.3%inclusion2 decks38 decks
-10%synergy
Lightning Bolt
5.3%inclusion2 decks38 decks
-13%synergy
Deadly Dispute
5.3%inclusion2 decks38 decks
-22%synergy
Pyretic Ritual
5.3%inclusion2 decks38 decks
-0%synergy
First Day of Class
5.3%inclusion2 decks38 decks
4%synergy
Dismember
5.3%inclusion2 decks38 decks
1%synergy
Withering Torment
5.3%inclusion2 decks38 decks
-16%synergy
Sorceries
Faithless Looting
24%inclusion9 decks38 decks
-4%synergy
Into the Fire
24%inclusion9 decks38 decks
23%synergy
Read the Bones
21%inclusion8 decks38 decks
9%synergy
Diabolic Intent
16%inclusion6 decks38 decks
8%synergy
Dread Return
16%inclusion6 decks38 decks
11%synergy
Rite of Flame
16%inclusion6 decks38 decks
11%synergy
Grim Tutor
16%inclusion6 decks38 decks
11%synergy
Victimize
13%inclusion5 decks38 decks
-2%synergy
Agadeem's Awakening
13%inclusion5 decks38 decks
10%synergy
Feed the Swarm
13%inclusion5 decks38 decks
-28%synergy
Blasphemous Act
13%inclusion5 decks38 decks
-38%synergy
Beseech the Mirror
13%inclusion5 decks38 decks
9%synergy
Buried Alive
11%inclusion4 decks38 decks
6%synergy
Insatiable Avarice
11%inclusion4 decks38 decks
6%synergy
Toxic Deluge
11%inclusion4 decks38 decks
-7%synergy
Sundering Eruption
11%inclusion4 decks38 decks
6%synergy
Lively Dirge
7.9%inclusion3 decks38 decks
6%synergy
Diabolic Tutor
7.9%inclusion3 decks38 decks
2%synergy
Peer into the Abyss
7.9%inclusion3 decks38 decks
4%synergy
Yawgmoth's Will
7.9%inclusion3 decks38 decks
6%synergy
Praetor's Grasp
7.9%inclusion3 decks38 decks
5%synergy
Scheming Symmetry
7.9%inclusion3 decks38 decks
6%synergy
Twinflame
7.9%inclusion3 decks38 decks
2%synergy
Reanimate
7.9%inclusion3 decks38 decks
-15%synergy
Wheel of Fortune
7.9%inclusion3 decks38 decks
2%synergy
Overmaster
7.9%inclusion3 decks38 decks
6%synergy
Cruel Tutor
7.9%inclusion3 decks38 decks
7%synergy
Grub's Command
7.4%inclusion2 decks27 decks
4%synergy
Sozin's Comet
6.7%inclusion2 decks30 decks
3%synergy
Infernal Plunge
5.3%inclusion2 decks38 decks
3%synergy
Unmarked Grave
5.3%inclusion2 decks38 decks
3%synergy
Patriarch's Bidding
5.3%inclusion2 decks38 decks
3%synergy
Profane Tutor
5.3%inclusion2 decks38 decks
3%synergy
Duress
5.3%inclusion2 decks38 decks
4%synergy
Vandalblast
5.3%inclusion2 decks38 decks
-25%synergy
Living Death
5.3%inclusion2 decks38 decks
1%synergy
Dimir Machinations
5.3%inclusion2 decks38 decks
5%synergy
Dreadbore
5.3%inclusion2 decks38 decks
0%synergy
Utility Artifacts
Lightning Greaves
26%inclusion10 decks38 decks
-9%synergy
Skullclamp
24%inclusion9 decks38 decks
14%synergy
Teferi's Puzzle Box
21%inclusion8 decks38 decks
20%synergy
Phyrexian Altar
21%inclusion8 decks38 decks
15%synergy
Wishclaw Talisman
18%inclusion7 decks38 decks
12%synergy
Nim Deathmantle
16%inclusion6 decks38 decks
15%synergy
Soldevi Digger
16%inclusion6 decks38 decks
16%synergy
Thornbite Staff
16%inclusion6 decks38 decks
15%synergy
Desecrated Tomb
13%inclusion5 decks38 decks
13%synergy
Defense Grid
13%inclusion5 decks38 decks
11%synergy
Crystal Ball
13%inclusion5 decks38 decks
13%synergy
Reito Lantern
13%inclusion5 decks38 decks
13%synergy
Illusionist's Bracers
11%inclusion4 decks38 decks
10%synergy
Swiftfoot Boots
11%inclusion4 decks38 decks
-21%synergy
Sensei's Divining Top
7.9%inclusion3 decks38 decks
2%synergy
The One Ring
7.9%inclusion3 decks38 decks
1%synergy
Cloak and Dagger
7.9%inclusion3 decks38 decks
7%synergy
Palantír of Orthanc
7.9%inclusion3 decks38 decks
6%synergy
Goblin Charbelcher
7.9%inclusion3 decks38 decks
8%synergy
Grinding Station
5.3%inclusion2 decks38 decks
3%synergy
Genesis Chamber
5.3%inclusion2 decks38 decks
5%synergy
Bolas's Citadel
5.3%inclusion2 decks38 decks
-5%synergy
Crucible of Worlds
5.3%inclusion2 decks38 decks
5%synergy
Darksteel Pendant
5.3%inclusion2 decks38 decks
5%synergy
Conjurer's Bauble
5.3%inclusion2 decks38 decks
5%synergy
Scroll Rack
5.3%inclusion2 decks38 decks
4%synergy
Krark-Clan Ironworks
5.3%inclusion2 decks38 decks
4%synergy
Mazemind Tome
5.3%inclusion2 decks38 decks
5%synergy
Altar of the Brood
5.3%inclusion2 decks38 decks
5%synergy
Altar of Dementia
5.3%inclusion2 decks38 decks
3%synergy
Basilisk Collar
5.3%inclusion2 decks38 decks
-5%synergy
Enchantments
Goblin Bombardment
29%inclusion11 decks38 decks
19%synergy
Mana Echoes
18%inclusion7 decks38 decks
18%synergy
Underworld Breach
16%inclusion6 decks38 decks
9%synergy
Braid of Fire
13%inclusion5 decks38 decks
11%synergy
Animate Dead
13%inclusion5 decks38 decks
4%synergy
Necropotence
11%inclusion4 decks38 decks
5%synergy
Boggart Mischief
7.4%inclusion2 decks27 decks
3%synergy
Molten Echoes
5.3%inclusion2 decks38 decks
2%synergy
Ripples of Undeath
5.3%inclusion2 decks38 decks
3%synergy
Mindmoil
5.3%inclusion2 decks38 decks
5%synergy
Necromancy
5.3%inclusion2 decks38 decks
2%synergy
Impact Tremors
5.3%inclusion2 decks38 decks
-6%synergy
Shared Animosity
5.3%inclusion2 decks38 decks
2%synergy
Shadows of the Past
5.3%inclusion2 decks38 decks
5%synergy
Phyrexian Arena
5.3%inclusion2 decks38 decks
-18%synergy
Planeswalkers
Daretti, Scrap Savant
7.9%inclusion3 decks38 decks
6%synergy
Utility Lands
Buried Ruin
39%inclusion15 decks38 decks
36%synergy
Zhalfirin Void
37%inclusion14 decks38 decks
36%synergy
Vault of Whispers
34%inclusion13 decks38 decks
28%synergy
Phyrexian Tower
34%inclusion13 decks38 decks
24%synergy
Great Furnace
34%inclusion13 decks38 decks
28%synergy
Bojuka Bog
26%inclusion10 decks38 decks
-9%synergy
Urborg, Tomb of Yawgmoth
26%inclusion10 decks38 decks
8%synergy
Takenuma, Abandoned Mire
18%inclusion7 decks38 decks
10%synergy
Three Tree City
18%inclusion7 decks38 decks
15%synergy
Urza's Saga
16%inclusion6 decks38 decks
10%synergy
Spinerock Knoll
13%inclusion5 decks38 decks
4%synergy
Nykthos, Shrine to Nyx
13%inclusion5 decks38 decks
11%synergy
Inventors' Fair
13%inclusion5 decks38 decks
11%synergy
Cabal Coffers
7.9%inclusion3 decks38 decks
-2%synergy
Drownyard Temple
7.9%inclusion3 decks38 decks
7%synergy
Homeward Path
7.9%inclusion3 decks38 decks
7%synergy
Barren Moor
5.3%inclusion2 decks38 decks
1%synergy
Isolated Watchtower
5.3%inclusion2 decks38 decks
5%synergy
Forgotten Cave
5.3%inclusion2 decks38 decks
0%synergy
High Market
5.3%inclusion2 decks38 decks
1%synergy
Castle Embereth
5.3%inclusion2 decks38 decks
3%synergy
Peat Bog
5.3%inclusion2 decks38 decks
5%synergy
Castle Locthwain
5.3%inclusion2 decks38 decks
-1%synergy
Sokenzan, Crucible of Defiance
5.3%inclusion2 decks38 decks
1%synergy
City of Traitors
5.3%inclusion2 decks38 decks
4%synergy
Den of the Bugbear
5.3%inclusion2 decks38 decks
3%synergy
Field of Ruin
5.3%inclusion2 decks38 decks
4%synergy
Mana Artifacts
Sol Ring
89%inclusion34 decks38 decks
4%synergy
Arcane Signet
55%inclusion21 decks38 decks
-27%synergy
Rakdos Signet
53%inclusion20 decks38 decks
-5%synergy
Talisman of Indulgence
45%inclusion17 decks38 decks
-10%synergy
Thran Turbine
34%inclusion13 decks38 decks
33%synergy
Fellwar Stone
24%inclusion9 decks38 decks
-10%synergy
Lotus Petal
21%inclusion8 decks38 decks
13%synergy
Mox Amber
21%inclusion8 decks38 decks
17%synergy
Mox Opal
18%inclusion7 decks38 decks
14%synergy
Mox Diamond
13%inclusion5 decks38 decks
9%synergy
Grim Monolith
11%inclusion4 decks38 decks
9%synergy
Vessel of Endless Rest
7.9%inclusion3 decks38 decks
8%synergy
Mind Stone
7.9%inclusion3 decks38 decks
-20%synergy
Cursed Mirror
5.3%inclusion2 decks38 decks
-6%synergy
Springleaf Drum
5.3%inclusion2 decks38 decks
3%synergy
Lion's Eye Diamond
5.3%inclusion2 decks38 decks
3%synergy
Lands
Swamp
97%inclusion37 decks38 decks
-0%synergy
Command Tower
95%inclusion36 decks38 decks
9%synergy
Mountain
95%inclusion36 decks38 decks
-3%synergy
Blood Crypt
68%inclusion26 decks38 decks
21%synergy
Sulfurous Springs
66%inclusion25 decks38 decks
18%synergy
Dragonskull Summit
63%inclusion24 decks38 decks
-1%synergy
Bloodstained Mire
58%inclusion22 decks38 decks
25%synergy
Temple of Malice
55%inclusion21 decks38 decks
22%synergy
Graven Cairns
53%inclusion20 decks38 decks
21%synergy
Boggart Trawler
53%inclusion20 decks38 decks
46%synergy
Path of Ancestry
50%inclusion19 decks38 decks
34%synergy
Luxury Suite
47%inclusion18 decks38 decks
9%synergy
Shadowblood Ridge
45%inclusion17 decks38 decks
10%synergy
Valakut Awakening
45%inclusion17 decks38 decks
37%synergy
Blightstep Pathway
39%inclusion15 decks38 decks
17%synergy
Crystal Grotto
39%inclusion15 decks38 decks
39%synergy
Smoldering Marsh
37%inclusion14 decks38 decks
-27%synergy
Blazemire Verge
34%inclusion13 decks38 decks
3%synergy
Pinnacle Monk
34%inclusion13 decks38 decks
27%synergy
Exotic Orchard
32%inclusion12 decks38 decks
1%synergy
Raucous Theater
26%inclusion10 decks38 decks
5%synergy
The Grey Havens
26%inclusion10 decks38 decks
26%synergy
Tainted Peak
26%inclusion10 decks38 decks
-17%synergy
Haunted Ridge
26%inclusion10 decks38 decks
-10%synergy
Auntie's Hovel
24%inclusion9 decks38 decks
22%synergy
Cavern of Souls
24%inclusion9 decks38 decks
19%synergy
Badlands
21%inclusion8 decks38 decks
8%synergy
Blackcleave Cliffs
21%inclusion8 decks38 decks
1%synergy
Opal Palace
21%inclusion8 decks38 decks
20%synergy
Gemstone Caverns
21%inclusion8 decks38 decks
17%synergy
Rumble Arena
21%inclusion6 decks29 decks
20%synergy
Foreboding Ruins
18%inclusion7 decks38 decks
-27%synergy
Marsh Flats
18%inclusion7 decks38 decks
11%synergy
Polluted Delta
18%inclusion7 decks38 decks
11%synergy
City of Brass
18%inclusion7 decks38 decks
12%synergy
Rakdos Carnarium
16%inclusion6 decks38 decks
-15%synergy
Malakir Rebirth
16%inclusion6 decks38 decks
0%synergy
Arid Mesa
16%inclusion6 decks38 decks
8%synergy
Scalding Tarn
16%inclusion6 decks38 decks
9%synergy
Myriad Landscape
13%inclusion5 decks38 decks
-4%synergy
Agadeem's Awakening
13%inclusion5 decks38 decks
10%synergy
Secluded Courtyard
13%inclusion5 decks38 decks
11%synergy
Mount Doom
13%inclusion5 decks38 decks
-3%synergy
Mana Confluence
13%inclusion5 decks38 decks
7%synergy
Fell the Profane
11%inclusion4 decks38 decks
-2%synergy
Terramorphic Expanse
11%inclusion4 decks38 decks
-5%synergy
Canyon Slough
11%inclusion4 decks38 decks
-9%synergy
Blackbloom Rogue
11%inclusion4 decks38 decks
10%synergy
Wooded Foothills
11%inclusion4 decks38 decks
3%synergy
Verdant Catacombs
11%inclusion4 decks38 decks
4%synergy
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