Grenzo, Dungeon Warden (Commander) - Optimized Combo

Grenzo, Dungeon Warden
Rank #551
30decks
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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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Utility Lands
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Manhole Missile
22%inclusion2 decks9 decks
22%synergy
Raphael, the Nightwatcher
6.7%inclusion1 decks15 decks
6%synergy
High Synergy Cards
Kiki-Jiki, Mirror Breaker
87%inclusion26 decks30 decks
82%synergy
Murderous Redcap
80%inclusion24 decks30 decks
76%synergy
Goblin Engineer
80%inclusion24 decks30 decks
76%synergy
Skirk Prospector
77%inclusion23 decks30 decks
72%synergy
Priest of Urabrask
73%inclusion22 decks30 decks
71%synergy
Priest of Gix
73%inclusion22 decks30 decks
71%synergy
Goblin Matron
67%inclusion20 decks30 decks
64%synergy
Sling-Gang Lieutenant
67%inclusion20 decks30 decks
64%synergy
Ashnod's Altar
73%inclusion22 decks30 decks
63%synergy
Doomsday
60%inclusion18 decks30 decks
59%synergy
Top Cards
Barkform Harvester
60%inclusion18 decks30 decks
59%synergy
Metallic Mimic
60%inclusion18 decks30 decks
58%synergy
Workhorse
60%inclusion18 decks30 decks
59%synergy
Heartstone
57%inclusion17 decks30 decks
55%synergy
Goblin Welder
57%inclusion17 decks30 decks
54%synergy
Viscera Seer
57%inclusion17 decks30 decks
47%synergy
Tomb Trawler
57%inclusion17 decks30 decks
56%synergy
Pitiless Plunderer
53%inclusion16 decks30 decks
41%synergy
Siege-Gang Commander
53%inclusion16 decks30 decks
50%synergy
The Cauldron of Eternity
53%inclusion16 decks30 decks
52%synergy
Game Changers
Ancient Tomb
43%inclusion13 decks30 decks
34%synergy
Demonic Tutor
43%inclusion13 decks30 decks
26%synergy
Vampiric Tutor
33%inclusion10 decks30 decks
20%synergy
Mana Vault
30%inclusion9 decks30 decks
25%synergy
Chrome Mox
30%inclusion9 decks30 decks
24%synergy
Jeska's Will
27%inclusion8 decks30 decks
3%synergy
Gamble
27%inclusion8 decks30 decks
17%synergy
Opposition Agent
23%inclusion7 decks30 decks
18%synergy
Underworld Breach
23%inclusion7 decks30 decks
16%synergy
Orcish Bowmasters
23%inclusion7 decks30 decks
13%synergy
Creatures
Boggart Trawler
50%inclusion15 decks30 decks
43%synergy
Hexing Squelcher
47%inclusion8 decks17 decks
33%synergy
Hoverstone Pilgrim
47%inclusion14 decks30 decks
46%synergy
Warren Soultrader
47%inclusion14 decks30 decks
39%synergy
Goblin Trashmaster
43%inclusion13 decks30 decks
41%synergy
Zealous Conscripts
43%inclusion13 decks30 decks
41%synergy
Woe Strider
43%inclusion13 decks30 decks
41%synergy
Imperial Recruiter
40%inclusion12 decks30 decks
36%synergy
Palladium Myr
40%inclusion12 decks30 decks
39%synergy
Krenko, Mob Boss
40%inclusion12 decks30 decks
36%synergy
Pawn of Ulamog
40%inclusion12 decks30 decks
38%synergy
Goblin Recruiter
37%inclusion11 decks30 decks
35%synergy
Leaden Myr
37%inclusion11 decks30 decks
35%synergy
Meteor Golem
37%inclusion11 decks30 decks
34%synergy
Ornithopter of Paradise
33%inclusion10 decks30 decks
30%synergy
Zulaport Cutthroat
33%inclusion10 decks30 decks
25%synergy
Treasonous Ogre
33%inclusion10 decks30 decks
30%synergy
Pinnacle Monk
33%inclusion10 decks30 decks
26%synergy
Conspicuous Snoop
33%inclusion10 decks30 decks
32%synergy
Goblin Sharpshooter
33%inclusion10 decks30 decks
32%synergy
Duplicant
33%inclusion10 decks30 decks
33%synergy
Solemn Simulacrum
30%inclusion9 decks30 decks
10%synergy
Blood Artist
30%inclusion9 decks30 decks
11%synergy
Goblin Chieftain
30%inclusion9 decks30 decks
28%synergy
Bronze Walrus
30%inclusion9 decks30 decks
30%synergy
Iron Myr
30%inclusion9 decks30 decks
28%synergy
Epitaph Golem
30%inclusion9 decks30 decks
29%synergy
Emrakul's Hatcher
27%inclusion8 decks30 decks
26%synergy
Treasure Nabber
27%inclusion8 decks30 decks
22%synergy
Gray Merchant of Asphodel
27%inclusion8 decks30 decks
16%synergy
Goblin Warchief
27%inclusion8 decks30 decks
24%synergy
Boggart Harbinger
27%inclusion8 decks30 decks
25%synergy
Ravenous Chupacabra
27%inclusion8 decks30 decks
24%synergy
Warteye Witch
27%inclusion8 decks30 decks
26%synergy
Mad Auntie
27%inclusion8 decks30 decks
25%synergy
Anger
27%inclusion8 decks30 decks
14%synergy
Pashalik Mons
27%inclusion8 decks30 decks
25%synergy
Boggart Cursecrafter
25%inclusion4 decks16 decks
19%synergy
Murderous Rider
23%inclusion7 decks30 decks
22%synergy
Chainer, Nightmare Adept
23%inclusion7 decks30 decks
15%synergy
Goblin Marshal
23%inclusion7 decks30 decks
23%synergy
Mogg War Marshal
23%inclusion7 decks30 decks
21%synergy
Putrid Goblin
20%inclusion6 decks30 decks
18%synergy
Ragavan, Nimble Pilferer
20%inclusion6 decks30 decks
10%synergy
Simian Spirit Guide
20%inclusion6 decks30 decks
14%synergy
Junktroller
20%inclusion6 decks30 decks
19%synergy
Goblin Sledder
20%inclusion6 decks30 decks
20%synergy
Myr Retriever
20%inclusion6 decks30 decks
18%synergy
Dauthi Voidwalker
20%inclusion6 decks30 decks
12%synergy
Munitions Expert
20%inclusion6 decks30 decks
18%synergy
Instants
Dark Ritual
50%inclusion15 decks30 decks
8%synergy
Valakut Awakening
43%inclusion13 decks30 decks
36%synergy
Deflecting Swat
30%inclusion9 decks30 decks
9%synergy
Red Elemental Blast
30%inclusion9 decks30 decks
21%synergy
Culling the Weak
27%inclusion8 decks30 decks
21%synergy
Volcanic Spite
23%inclusion7 decks30 decks
23%synergy
Chaos Warp
20%inclusion6 decks30 decks
-28%synergy
Cabal Ritual
20%inclusion6 decks30 decks
12%synergy
Terminate
20%inclusion6 decks30 decks
-20%synergy
Burnt Offering
20%inclusion6 decks30 decks
15%synergy
Pyroblast
20%inclusion6 decks30 decks
11%synergy
Fire Prophecy
20%inclusion6 decks30 decks
19%synergy
Deadly Rollick
17%inclusion5 decks30 decks
-5%synergy
Thrill of Possibility
17%inclusion5 decks30 decks
-2%synergy
Entomb
17%inclusion5 decks30 decks
10%synergy
Imp's Mischief
17%inclusion5 decks30 decks
8%synergy
Bedevil
17%inclusion5 decks30 decks
-18%synergy
Ad Nauseam
17%inclusion5 decks30 decks
14%synergy
Saw in Half
17%inclusion5 decks30 decks
5%synergy
Abrade
17%inclusion5 decks30 decks
-5%synergy
Fire Covenant
13%inclusion4 decks30 decks
7%synergy
Seething Song
13%inclusion4 decks30 decks
2%synergy
Tibalt's Trickery
13%inclusion4 decks30 decks
0%synergy
Untimely Malfunction
10%inclusion3 decks30 decks
-8%synergy
Rakdos Charm
10%inclusion3 decks30 decks
-34%synergy
Malakir Rebirth
10%inclusion3 decks30 decks
-5%synergy
Rain of Filth
10%inclusion3 decks30 decks
9%synergy
Flare of Duplication
10%inclusion3 decks30 decks
5%synergy
Redirect Lightning
8.3%inclusion2 decks24 decks
-1%synergy
Plunge into Darkness
6.7%inclusion2 decks30 decks
6%synergy
Desperate Ritual
6.7%inclusion2 decks30 decks
2%synergy
Village Rites
6.7%inclusion2 decks30 decks
-9%synergy
Lightning Bolt
6.7%inclusion2 decks30 decks
-11%synergy
Deadly Dispute
6.7%inclusion2 decks30 decks
-20%synergy
Pyretic Ritual
6.7%inclusion2 decks30 decks
1%synergy
Dismember
6.7%inclusion2 decks30 decks
3%synergy
Withering Torment
6.7%inclusion2 decks30 decks
-15%synergy
Sorceries
Faithless Looting
30%inclusion9 decks30 decks
2%synergy
Diabolic Intent
20%inclusion6 decks30 decks
12%synergy
Read the Bones
20%inclusion6 decks30 decks
7%synergy
Grim Tutor
20%inclusion6 decks30 decks
15%synergy
Imperial Seal
17%inclusion5 decks30 decks
12%synergy
Dread Return
17%inclusion5 decks30 decks
12%synergy
Feed the Swarm
17%inclusion5 decks30 decks
-25%synergy
Blasphemous Act
17%inclusion5 decks30 decks
-34%synergy
Rite of Flame
17%inclusion5 decks30 decks
12%synergy
Into the Fire
17%inclusion5 decks30 decks
16%synergy
Victimize
13%inclusion4 decks30 decks
-2%synergy
Buried Alive
13%inclusion4 decks30 decks
8%synergy
Grub's Command
12%inclusion2 decks17 decks
8%synergy
Lively Dirge
10%inclusion3 decks30 decks
8%synergy
Diabolic Tutor
10%inclusion3 decks30 decks
4%synergy
Peer into the Abyss
10%inclusion3 decks30 decks
6%synergy
Yawgmoth's Will
10%inclusion3 decks30 decks
8%synergy
Agadeem's Awakening
10%inclusion3 decks30 decks
7%synergy
Wheel of Fortune
10%inclusion3 decks30 decks
4%synergy
Insatiable Avarice
10%inclusion3 decks30 decks
6%synergy
Sundering Eruption
10%inclusion3 decks30 decks
5%synergy
Twinflame
10%inclusion3 decks30 decks
4%synergy
Reanimate
10%inclusion3 decks30 decks
-13%synergy
Overmaster
10%inclusion3 decks30 decks
8%synergy
Toxic Deluge
10%inclusion3 decks30 decks
-8%synergy
Beseech the Mirror
10%inclusion3 decks30 decks
6%synergy
Sozin's Comet
9.1%inclusion2 decks22 decks
5%synergy
Infernal Plunge
6.7%inclusion2 decks30 decks
4%synergy
Patriarch's Bidding
6.7%inclusion2 decks30 decks
4%synergy
Duress
6.7%inclusion2 decks30 decks
6%synergy
Vandalblast
6.7%inclusion2 decks30 decks
-24%synergy
Praetor's Grasp
6.7%inclusion2 decks30 decks
4%synergy
Living Death
6.7%inclusion2 decks30 decks
3%synergy
Scheming Symmetry
6.7%inclusion2 decks30 decks
4%synergy
Dimir Machinations
6.7%inclusion2 decks30 decks
6%synergy
Dreadbore
6.7%inclusion2 decks30 decks
1%synergy
Cruel Tutor
6.7%inclusion2 decks30 decks
6%synergy
Utility Artifacts
Tel-Jilad Stylus
47%inclusion14 decks30 decks
46%synergy
Phyrexian Altar
27%inclusion8 decks30 decks
21%synergy
Teferi's Puzzle Box
20%inclusion6 decks30 decks
19%synergy
Skullclamp
20%inclusion6 decks30 decks
10%synergy
Wishclaw Talisman
20%inclusion6 decks30 decks
14%synergy
Lightning Greaves
20%inclusion6 decks30 decks
-15%synergy
Soldevi Digger
20%inclusion6 decks30 decks
20%synergy
Defense Grid
17%inclusion5 decks30 decks
15%synergy
Nim Deathmantle
17%inclusion5 decks30 decks
16%synergy
Thornbite Staff
17%inclusion5 decks30 decks
16%synergy
Sensei's Divining Top
13%inclusion4 decks30 decks
8%synergy
The One Ring
13%inclusion4 decks30 decks
6%synergy
Crystal Ball
13%inclusion4 decks30 decks
13%synergy
Reito Lantern
13%inclusion4 decks30 decks
13%synergy
Illusionist's Bracers
10%inclusion3 decks30 decks
9%synergy
Bolas's Citadel
10%inclusion3 decks30 decks
0%synergy
Palantír of Orthanc
10%inclusion3 decks30 decks
9%synergy
Goblin Charbelcher
10%inclusion3 decks30 decks
10%synergy
Planetarium of Wan Shi Tong
9.1%inclusion2 decks22 decks
9%synergy
Desecrated Tomb
6.7%inclusion2 decks30 decks
6%synergy
Grinding Station
6.7%inclusion2 decks30 decks
5%synergy
Genesis Chamber
6.7%inclusion2 decks30 decks
6%synergy
Scroll Rack
6.7%inclusion2 decks30 decks
6%synergy
Cloak and Dagger
6.7%inclusion2 decks30 decks
6%synergy
Swiftfoot Boots
6.7%inclusion2 decks30 decks
-25%synergy
Altar of Dementia
6.7%inclusion2 decks30 decks
5%synergy
Basilisk Collar
6.7%inclusion2 decks30 decks
-4%synergy
Enchantments
Goblin Bombardment
33%inclusion10 decks30 decks
24%synergy
Mana Echoes
23%inclusion7 decks30 decks
23%synergy
Animate Dead
20%inclusion6 decks30 decks
10%synergy
Braid of Fire
13%inclusion4 decks30 decks
11%synergy
Necropotence
13%inclusion4 decks30 decks
8%synergy
Boggart Mischief
12%inclusion2 decks17 decks
7%synergy
Necromancy
10%inclusion3 decks30 decks
7%synergy
Impact Tremors
6.7%inclusion2 decks30 decks
-5%synergy
Shared Animosity
6.7%inclusion2 decks30 decks
3%synergy
Phyrexian Arena
6.7%inclusion2 decks30 decks
-17%synergy
Grave Venerations
6.3%inclusion1 decks16 decks
4%synergy
Planeswalkers
Daretti, Scrap Savant
6.7%inclusion2 decks30 decks
4%synergy
Utility Lands
Phyrexian Tower
37%inclusion11 decks30 decks
26%synergy
Great Furnace
37%inclusion11 decks30 decks
30%synergy
Vault of Whispers
33%inclusion10 decks30 decks
27%synergy
Zhalfirin Void
30%inclusion9 decks30 decks
29%synergy
Urborg, Tomb of Yawgmoth
30%inclusion9 decks30 decks
11%synergy
Buried Ruin
27%inclusion8 decks30 decks
23%synergy
Bojuka Bog
23%inclusion7 decks30 decks
-12%synergy
Takenuma, Abandoned Mire
20%inclusion6 decks30 decks
11%synergy
Urza's Saga
17%inclusion5 decks30 decks
11%synergy
Nykthos, Shrine to Nyx
17%inclusion5 decks30 decks
15%synergy
Three Tree City
17%inclusion5 decks30 decks
14%synergy
Inventors' Fair
13%inclusion4 decks30 decks
12%synergy
Spinerock Knoll
13%inclusion4 decks30 decks
4%synergy
Cabal Coffers
10%inclusion3 decks30 decks
0%synergy
High Market
6.7%inclusion2 decks30 decks
2%synergy
City of Traitors
6.7%inclusion2 decks30 decks
5%synergy
Den of the Bugbear
6.7%inclusion2 decks30 decks
5%synergy
Homeward Path
6.7%inclusion2 decks30 decks
6%synergy
Mana Artifacts
Sol Ring
90%inclusion27 decks30 decks
4%synergy
Arcane Signet
60%inclusion18 decks30 decks
-22%synergy
Rakdos Signet
57%inclusion17 decks30 decks
-2%synergy
Talisman of Indulgence
47%inclusion14 decks30 decks
-9%synergy
Thran Turbine
33%inclusion10 decks30 decks
33%synergy
Fellwar Stone
33%inclusion10 decks30 decks
0%synergy
Mox Amber
27%inclusion8 decks30 decks
22%synergy
Lotus Petal
23%inclusion7 decks30 decks
16%synergy
Mox Opal
23%inclusion7 decks30 decks
19%synergy
Mox Diamond
17%inclusion5 decks30 decks
13%synergy
Grim Monolith
13%inclusion4 decks30 decks
11%synergy
Springleaf Drum
6.7%inclusion2 decks30 decks
5%synergy
Mind Stone
6.7%inclusion2 decks30 decks
-22%synergy
Lion's Eye Diamond
6.7%inclusion2 decks30 decks
4%synergy
Lands
Swamp
97%inclusion29 decks30 decks
-1%synergy
Command Tower
93%inclusion28 decks30 decks
7%synergy
Mountain
93%inclusion28 decks30 decks
-4%synergy
Blood Crypt
73%inclusion22 decks30 decks
27%synergy
Dragonskull Summit
67%inclusion20 decks30 decks
4%synergy
Sulfurous Springs
67%inclusion20 decks30 decks
20%synergy
Bloodstained Mire
63%inclusion19 decks30 decks
30%synergy
Graven Cairns
60%inclusion18 decks30 decks
29%synergy
Path of Ancestry
53%inclusion16 decks30 decks
37%synergy
Temple of Malice
53%inclusion16 decks30 decks
20%synergy
Luxury Suite
50%inclusion15 decks30 decks
12%synergy
Boggart Trawler
50%inclusion15 decks30 decks
43%synergy
Valakut Awakening
43%inclusion13 decks30 decks
36%synergy
Shadowblood Ridge
40%inclusion12 decks30 decks
5%synergy
Blazemire Verge
37%inclusion11 decks30 decks
6%synergy
Smoldering Marsh
33%inclusion10 decks30 decks
-30%synergy
Crystal Grotto
33%inclusion10 decks30 decks
33%synergy
Pinnacle Monk
33%inclusion10 decks30 decks
26%synergy
Tainted Peak
33%inclusion10 decks30 decks
-9%synergy
Blightstep Pathway
33%inclusion10 decks30 decks
11%synergy
Auntie's Hovel
30%inclusion9 decks30 decks
28%synergy
Cavern of Souls
30%inclusion9 decks30 decks
25%synergy
Haunted Ridge
30%inclusion9 decks30 decks
-6%synergy
Exotic Orchard
27%inclusion8 decks30 decks
-4%synergy
Gemstone Caverns
27%inclusion8 decks30 decks
22%synergy
Raucous Theater
23%inclusion7 decks30 decks
2%synergy
Badlands
23%inclusion7 decks30 decks
10%synergy
The Grey Havens
23%inclusion7 decks30 decks
23%synergy
Marsh Flats
23%inclusion7 decks30 decks
15%synergy
City of Brass
23%inclusion7 decks30 decks
17%synergy
Blackcleave Cliffs
20%inclusion6 decks30 decks
0%synergy
Scalding Tarn
20%inclusion6 decks30 decks
13%synergy
Mana Confluence
20%inclusion6 decks30 decks
14%synergy
Polluted Delta
20%inclusion6 decks30 decks
12%synergy
Foreboding Ruins
17%inclusion5 decks30 decks
-29%synergy
Mount Doom
17%inclusion5 decks30 decks
0%synergy
Opal Palace
17%inclusion5 decks30 decks
15%synergy
Arid Mesa
17%inclusion5 decks30 decks
8%synergy
Rumble Arena
14%inclusion3 decks21 decks
14%synergy
Myriad Landscape
13%inclusion4 decks30 decks
-5%synergy
Verdant Catacombs
13%inclusion4 decks30 decks
6%synergy
Evolving Wilds
13%inclusion4 decks30 decks
-8%synergy
Prismatic Vista
10%inclusion3 decks30 decks
5%synergy
Rakdos Carnarium
10%inclusion3 decks30 decks
-22%synergy
Blackbloom Rogue
10%inclusion3 decks30 decks
10%synergy
Agadeem's Awakening
10%inclusion3 decks30 decks
7%synergy
Wooded Foothills
10%inclusion3 decks30 decks
3%synergy
Reflecting Pool
10%inclusion3 decks30 decks
7%synergy
Malakir Rebirth
10%inclusion3 decks30 decks
-5%synergy
Secluded Courtyard
10%inclusion3 decks30 decks
7%synergy
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