Grenzo, Dungeon Warden (Commander) - Optimized Combo

Grenzo, Dungeon Warden
Rank #555
33decks
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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
Mana Artifacts
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Relic Retriever
9.1%inclusion1 decks11 decks
9%synergy
Spirit of Resilience
9.1%inclusion1 decks11 decks
9%synergy
High Synergy Cards
Kiki-Jiki, Mirror Breaker
88%inclusion29 decks33 decks
84%synergy
Murderous Redcap
82%inclusion27 decks33 decks
78%synergy
Goblin Engineer
82%inclusion27 decks33 decks
78%synergy
Priest of Urabrask
76%inclusion25 decks33 decks
74%synergy
Priest of Gix
76%inclusion25 decks33 decks
74%synergy
Skirk Prospector
76%inclusion25 decks33 decks
71%synergy
Ashnod's Altar
76%inclusion25 decks33 decks
65%synergy
Goblin Matron
67%inclusion22 decks33 decks
64%synergy
Sling-Gang Lieutenant
67%inclusion22 decks33 decks
64%synergy
Doomsday
61%inclusion20 decks33 decks
60%synergy
Top Cards
Barkform Harvester
61%inclusion20 decks33 decks
60%synergy
Metallic Mimic
61%inclusion20 decks33 decks
59%synergy
Heartstone
61%inclusion20 decks33 decks
58%synergy
Workhorse
61%inclusion20 decks33 decks
60%synergy
The Cauldron of Eternity
58%inclusion19 decks33 decks
56%synergy
Pitiless Plunderer
58%inclusion19 decks33 decks
45%synergy
Tomb Trawler
58%inclusion19 decks33 decks
57%synergy
Siege-Gang Commander
58%inclusion19 decks33 decks
54%synergy
Viscera Seer
58%inclusion19 decks33 decks
48%synergy
Goblin Welder
55%inclusion18 decks33 decks
52%synergy
Game Changers
Ancient Tomb
42%inclusion14 decks33 decks
33%synergy
Demonic Tutor
39%inclusion13 decks33 decks
22%synergy
Vampiric Tutor
30%inclusion10 decks33 decks
17%synergy
Mana Vault
27%inclusion9 decks33 decks
22%synergy
Gamble
27%inclusion9 decks33 decks
17%synergy
Chrome Mox
27%inclusion9 decks33 decks
22%synergy
Jeska's Will
24%inclusion8 decks33 decks
1%synergy
Opposition Agent
21%inclusion7 decks33 decks
16%synergy
Underworld Breach
21%inclusion7 decks33 decks
14%synergy
Orcish Bowmasters
21%inclusion7 decks33 decks
11%synergy
Creatures
Zealous Conscripts
48%inclusion16 decks33 decks
47%synergy
Woe Strider
48%inclusion16 decks33 decks
46%synergy
Hoverstone Pilgrim
48%inclusion16 decks33 decks
48%synergy
Boggart Trawler
48%inclusion16 decks33 decks
42%synergy
Warren Soultrader
48%inclusion16 decks33 decks
41%synergy
Palladium Myr
45%inclusion15 decks33 decks
44%synergy
Pawn of Ulamog
45%inclusion15 decks33 decks
43%synergy
Goblin Trashmaster
42%inclusion14 decks33 decks
41%synergy
Meteor Golem
42%inclusion14 decks33 decks
40%synergy
Leaden Myr
42%inclusion14 decks33 decks
40%synergy
Hexing Squelcher
40%inclusion8 decks20 decks
26%synergy
Imperial Recruiter
39%inclusion13 decks33 decks
35%synergy
Krenko, Mob Boss
39%inclusion13 decks33 decks
35%synergy
Zulaport Cutthroat
39%inclusion13 decks33 decks
31%synergy
Solemn Simulacrum
36%inclusion12 decks33 decks
16%synergy
Ornithopter of Paradise
36%inclusion12 decks33 decks
33%synergy
Emrakul's Hatcher
33%inclusion11 decks33 decks
33%synergy
Iron Myr
33%inclusion11 decks33 decks
31%synergy
Goblin Recruiter
33%inclusion11 decks33 decks
32%synergy
Treasonous Ogre
33%inclusion11 decks33 decks
30%synergy
Goblin Sharpshooter
33%inclusion11 decks33 decks
32%synergy
Duplicant
33%inclusion11 decks33 decks
33%synergy
Conspicuous Snoop
33%inclusion11 decks33 decks
32%synergy
Chainer, Nightmare Adept
30%inclusion10 decks33 decks
22%synergy
Gray Merchant of Asphodel
30%inclusion10 decks33 decks
20%synergy
Bronze Walrus
30%inclusion10 decks33 decks
30%synergy
Mad Auntie
30%inclusion10 decks33 decks
28%synergy
Epitaph Golem
30%inclusion10 decks33 decks
30%synergy
Anger
30%inclusion10 decks33 decks
18%synergy
Pinnacle Monk
30%inclusion10 decks33 decks
23%synergy
Blood Artist
27%inclusion9 decks33 decks
9%synergy
Goblin Chieftain
27%inclusion9 decks33 decks
25%synergy
Goblin Warchief
27%inclusion9 decks33 decks
25%synergy
Boggart Harbinger
27%inclusion9 decks33 decks
26%synergy
Ravenous Chupacabra
27%inclusion9 decks33 decks
25%synergy
Treasure Nabber
24%inclusion8 decks33 decks
20%synergy
Warteye Witch
24%inclusion8 decks33 decks
24%synergy
Pashalik Mons
24%inclusion8 decks33 decks
22%synergy
Murderous Rider
21%inclusion7 decks33 decks
20%synergy
Putrid Goblin
21%inclusion7 decks33 decks
19%synergy
Simian Spirit Guide
21%inclusion7 decks33 decks
15%synergy
Goblin Marshal
21%inclusion7 decks33 decks
21%synergy
Junktroller
21%inclusion7 decks33 decks
21%synergy
Mogg War Marshal
21%inclusion7 decks33 decks
19%synergy
Crypt Ghast
21%inclusion7 decks33 decks
19%synergy
Myr Retriever
21%inclusion7 decks33 decks
20%synergy
Dauthi Voidwalker
21%inclusion7 decks33 decks
14%synergy
Beetleback Chief
21%inclusion7 decks33 decks
20%synergy
Boggart Cursecrafter
21%inclusion4 decks19 decks
16%synergy
Furystoke Giant
18%inclusion6 decks33 decks
18%synergy
Instants
Dark Ritual
48%inclusion16 decks33 decks
7%synergy
Valakut Awakening
42%inclusion14 decks33 decks
35%synergy
Deflecting Swat
27%inclusion9 decks33 decks
7%synergy
Red Elemental Blast
27%inclusion9 decks33 decks
18%synergy
Culling the Weak
24%inclusion8 decks33 decks
18%synergy
Volcanic Spite
21%inclusion7 decks33 decks
21%synergy
Chaos Warp
18%inclusion6 decks33 decks
-29%synergy
Cabal Ritual
18%inclusion6 decks33 decks
10%synergy
Terminate
18%inclusion6 decks33 decks
-22%synergy
Burnt Offering
18%inclusion6 decks33 decks
13%synergy
Fire Prophecy
18%inclusion6 decks33 decks
18%synergy
Pyroblast
18%inclusion6 decks33 decks
9%synergy
Manhole Missile
17%inclusion2 decks12 decks
16%synergy
Fire Covenant
15%inclusion5 decks33 decks
9%synergy
Deadly Rollick
15%inclusion5 decks33 decks
-6%synergy
Thrill of Possibility
15%inclusion5 decks33 decks
-3%synergy
Entomb
15%inclusion5 decks33 decks
8%synergy
Imp's Mischief
15%inclusion5 decks33 decks
6%synergy
Ad Nauseam
15%inclusion5 decks33 decks
13%synergy
Bedevil
15%inclusion5 decks33 decks
-20%synergy
Saw in Half
15%inclusion5 decks33 decks
4%synergy
Abrade
15%inclusion5 decks33 decks
-6%synergy
Seething Song
12%inclusion4 decks33 decks
1%synergy
Tibalt's Trickery
12%inclusion4 decks33 decks
-1%synergy
Untimely Malfunction
9.1%inclusion3 decks33 decks
-9%synergy
Rakdos Charm
9.1%inclusion3 decks33 decks
-35%synergy
Malakir Rebirth
9.1%inclusion3 decks33 decks
-6%synergy
Rain of Filth
9.1%inclusion3 decks33 decks
8%synergy
Flare of Duplication
9.1%inclusion3 decks33 decks
4%synergy
Redirect Lightning
7.4%inclusion2 decks27 decks
-2%synergy
Hagra Mauling
6.1%inclusion2 decks33 decks
4%synergy
Plunge into Darkness
6.1%inclusion2 decks33 decks
5%synergy
Desperate Ritual
6.1%inclusion2 decks33 decks
2%synergy
Village Rites
6.1%inclusion2 decks33 decks
-9%synergy
Lightning Bolt
6.1%inclusion2 decks33 decks
-12%synergy
Deadly Dispute
6.1%inclusion2 decks33 decks
-21%synergy
Pyretic Ritual
6.1%inclusion2 decks33 decks
1%synergy
First Day of Class
6.1%inclusion2 decks33 decks
5%synergy
Dismember
6.1%inclusion2 decks33 decks
2%synergy
Withering Torment
6.1%inclusion2 decks33 decks
-16%synergy
Sorceries
Faithless Looting
27%inclusion9 decks33 decks
-1%synergy
Diabolic Intent
18%inclusion6 decks33 decks
10%synergy
Read the Bones
18%inclusion6 decks33 decks
6%synergy
Grim Tutor
18%inclusion6 decks33 decks
14%synergy
Imperial Seal
15%inclusion5 decks33 decks
10%synergy
Dread Return
15%inclusion5 decks33 decks
11%synergy
Feed the Swarm
15%inclusion5 decks33 decks
-26%synergy
Rite of Flame
15%inclusion5 decks33 decks
10%synergy
Into the Fire
15%inclusion5 decks33 decks
14%synergy
Diabolic Tutor
12%inclusion4 decks33 decks
6%synergy
Victimize
12%inclusion4 decks33 decks
-3%synergy
Blasphemous Act
12%inclusion4 decks33 decks
-38%synergy
Buried Alive
12%inclusion4 decks33 decks
7%synergy
Toxic Deluge
12%inclusion4 decks33 decks
-6%synergy
Grub's Command
10%inclusion2 decks20 decks
6%synergy
Lively Dirge
9.1%inclusion3 decks33 decks
7%synergy
Peer into the Abyss
9.1%inclusion3 decks33 decks
5%synergy
Yawgmoth's Will
9.1%inclusion3 decks33 decks
7%synergy
Agadeem's Awakening
9.1%inclusion3 decks33 decks
6%synergy
Twinflame
9.1%inclusion3 decks33 decks
3%synergy
Reanimate
9.1%inclusion3 decks33 decks
-14%synergy
Wheel of Fortune
9.1%inclusion3 decks33 decks
3%synergy
Overmaster
9.1%inclusion3 decks33 decks
7%synergy
Insatiable Avarice
9.1%inclusion3 decks33 decks
5%synergy
Sundering Eruption
9.1%inclusion3 decks33 decks
4%synergy
Beseech the Mirror
9.1%inclusion3 decks33 decks
5%synergy
Sozin's Comet
8.0%inclusion2 decks25 decks
4%synergy
Infernal Plunge
6.1%inclusion2 decks33 decks
3%synergy
Patriarch's Bidding
6.1%inclusion2 decks33 decks
3%synergy
Duress
6.1%inclusion2 decks33 decks
5%synergy
Vandalblast
6.1%inclusion2 decks33 decks
-24%synergy
Praetor's Grasp
6.1%inclusion2 decks33 decks
3%synergy
Scheming Symmetry
6.1%inclusion2 decks33 decks
4%synergy
Living Death
6.1%inclusion2 decks33 decks
2%synergy
Dimir Machinations
6.1%inclusion2 decks33 decks
6%synergy
Dreadbore
6.1%inclusion2 decks33 decks
1%synergy
Cruel Tutor
6.1%inclusion2 decks33 decks
5%synergy
Utility Artifacts
Tel-Jilad Stylus
48%inclusion16 decks33 decks
48%synergy
Phyrexian Altar
24%inclusion8 decks33 decks
18%synergy
Lightning Greaves
24%inclusion8 decks33 decks
-11%synergy
Teferi's Puzzle Box
21%inclusion7 decks33 decks
21%synergy
Soldevi Digger
21%inclusion7 decks33 decks
21%synergy
Skullclamp
18%inclusion6 decks33 decks
8%synergy
Nim Deathmantle
18%inclusion6 decks33 decks
17%synergy
Wishclaw Talisman
18%inclusion6 decks33 decks
12%synergy
Defense Grid
15%inclusion5 decks33 decks
13%synergy
Thornbite Staff
15%inclusion5 decks33 decks
15%synergy
Reito Lantern
15%inclusion5 decks33 decks
15%synergy
Sensei's Divining Top
12%inclusion4 decks33 decks
6%synergy
Illusionist's Bracers
12%inclusion4 decks33 decks
11%synergy
The One Ring
12%inclusion4 decks33 decks
5%synergy
Crystal Ball
12%inclusion4 decks33 decks
12%synergy
Desecrated Tomb
9.1%inclusion3 decks33 decks
8%synergy
Bolas's Citadel
9.1%inclusion3 decks33 decks
-1%synergy
Palantír of Orthanc
9.1%inclusion3 decks33 decks
8%synergy
Swiftfoot Boots
9.1%inclusion3 decks33 decks
-23%synergy
Goblin Charbelcher
9.1%inclusion3 decks33 decks
9%synergy
Planetarium of Wan Shi Tong
8.0%inclusion2 decks25 decks
8%synergy
Grinding Station
6.1%inclusion2 decks33 decks
4%synergy
Genesis Chamber
6.1%inclusion2 decks33 decks
5%synergy
Scroll Rack
6.1%inclusion2 decks33 decks
5%synergy
Cloak and Dagger
6.1%inclusion2 decks33 decks
6%synergy
Altar of Dementia
6.1%inclusion2 decks33 decks
4%synergy
Basilisk Collar
6.1%inclusion2 decks33 decks
-5%synergy
Enchantments
Goblin Bombardment
33%inclusion11 decks33 decks
24%synergy
Mana Echoes
21%inclusion7 decks33 decks
21%synergy
Animate Dead
18%inclusion6 decks33 decks
9%synergy
Braid of Fire
15%inclusion5 decks33 decks
13%synergy
Necropotence
12%inclusion4 decks33 decks
7%synergy
Boggart Mischief
10%inclusion2 decks20 decks
5%synergy
Necromancy
9.1%inclusion3 decks33 decks
6%synergy
Fires of Invention
6.1%inclusion2 decks33 decks
6%synergy
Impact Tremors
6.1%inclusion2 decks33 decks
-5%synergy
Shared Animosity
6.1%inclusion2 decks33 decks
3%synergy
Phyrexian Arena
6.1%inclusion2 decks33 decks
-18%synergy
Grave Venerations
5.3%inclusion1 decks19 decks
4%synergy
Planeswalkers
Daretti, Scrap Savant
9.1%inclusion3 decks33 decks
7%synergy
Utility Lands
Great Furnace
36%inclusion12 decks33 decks
30%synergy
Vault of Whispers
33%inclusion11 decks33 decks
27%synergy
Zhalfirin Void
33%inclusion11 decks33 decks
32%synergy
Phyrexian Tower
33%inclusion11 decks33 decks
23%synergy
Buried Ruin
33%inclusion11 decks33 decks
30%synergy
Urborg, Tomb of Yawgmoth
30%inclusion10 decks33 decks
12%synergy
Bojuka Bog
24%inclusion8 decks33 decks
-11%synergy
Nykthos, Shrine to Nyx
18%inclusion6 decks33 decks
16%synergy
Takenuma, Abandoned Mire
18%inclusion6 decks33 decks
10%synergy
Urza's Saga
15%inclusion5 decks33 decks
9%synergy
Spinerock Knoll
15%inclusion5 decks33 decks
6%synergy
Inventors' Fair
15%inclusion5 decks33 decks
13%synergy
Three Tree City
15%inclusion5 decks33 decks
12%synergy
Cabal Coffers
9.1%inclusion3 decks33 decks
0%synergy
Homeward Path
9.1%inclusion3 decks33 decks
8%synergy
High Market
6.1%inclusion2 decks33 decks
2%synergy
Castle Locthwain
6.1%inclusion2 decks33 decks
0%synergy
Drownyard Temple
6.1%inclusion2 decks33 decks
5%synergy
City of Traitors
6.1%inclusion2 decks33 decks
4%synergy
Den of the Bugbear
6.1%inclusion2 decks33 decks
4%synergy
Field of Ruin
6.1%inclusion2 decks33 decks
5%synergy
Mana Artifacts
Sol Ring
91%inclusion30 decks33 decks
5%synergy
Arcane Signet
55%inclusion18 decks33 decks
-28%synergy
Rakdos Signet
55%inclusion18 decks33 decks
-4%synergy
Talisman of Indulgence
42%inclusion14 decks33 decks
-13%synergy
Thran Turbine
36%inclusion12 decks33 decks
36%synergy
Fellwar Stone
30%inclusion10 decks33 decks
-3%synergy
Mox Amber
24%inclusion8 decks33 decks
20%synergy
Lotus Petal
21%inclusion7 decks33 decks
13%synergy
Mox Opal
21%inclusion7 decks33 decks
17%synergy
Mox Diamond
15%inclusion5 decks33 decks
11%synergy
Grim Monolith
12%inclusion4 decks33 decks
10%synergy
Springleaf Drum
6.1%inclusion2 decks33 decks
4%synergy
Mind Stone
6.1%inclusion2 decks33 decks
-22%synergy
Lion's Eye Diamond
6.1%inclusion2 decks33 decks
3%synergy
Lands
Swamp
97%inclusion32 decks33 decks
-1%synergy
Command Tower
94%inclusion31 decks33 decks
8%synergy
Mountain
94%inclusion31 decks33 decks
-3%synergy
Blood Crypt
70%inclusion23 decks33 decks
23%synergy
Dragonskull Summit
70%inclusion23 decks33 decks
7%synergy
Sulfurous Springs
64%inclusion21 decks33 decks
17%synergy
Graven Cairns
58%inclusion19 decks33 decks
27%synergy
Bloodstained Mire
58%inclusion19 decks33 decks
24%synergy
Temple of Malice
55%inclusion18 decks33 decks
21%synergy
Luxury Suite
52%inclusion17 decks33 decks
13%synergy
Path of Ancestry
52%inclusion17 decks33 decks
35%synergy
Boggart Trawler
48%inclusion16 decks33 decks
42%synergy
Shadowblood Ridge
42%inclusion14 decks33 decks
7%synergy
Valakut Awakening
42%inclusion14 decks33 decks
35%synergy
Smoldering Marsh
39%inclusion13 decks33 decks
-24%synergy
Blazemire Verge
33%inclusion11 decks33 decks
3%synergy
Blightstep Pathway
33%inclusion11 decks33 decks
11%synergy
Crystal Grotto
33%inclusion11 decks33 decks
33%synergy
Exotic Orchard
30%inclusion10 decks33 decks
-1%synergy
Tainted Peak
30%inclusion10 decks33 decks
-13%synergy
Haunted Ridge
30%inclusion10 decks33 decks
-5%synergy
Pinnacle Monk
30%inclusion10 decks33 decks
23%synergy
Auntie's Hovel
27%inclusion9 decks33 decks
26%synergy
Cavern of Souls
27%inclusion9 decks33 decks
22%synergy
Raucous Theater
24%inclusion8 decks33 decks
2%synergy
Gemstone Caverns
24%inclusion8 decks33 decks
20%synergy
City of Brass
24%inclusion8 decks33 decks
18%synergy
Badlands
21%inclusion7 decks33 decks
8%synergy
Blackcleave Cliffs
21%inclusion7 decks33 decks
1%synergy
Foreboding Ruins
21%inclusion7 decks33 decks
-24%synergy
The Grey Havens
21%inclusion7 decks33 decks
21%synergy
Marsh Flats
21%inclusion7 decks33 decks
13%synergy
Scalding Tarn
18%inclusion6 decks33 decks
11%synergy
Mana Confluence
18%inclusion6 decks33 decks
12%synergy
Polluted Delta
18%inclusion6 decks33 decks
10%synergy
Rumble Arena
17%inclusion4 decks24 decks
16%synergy
Mount Doom
15%inclusion5 decks33 decks
-1%synergy
Opal Palace
15%inclusion5 decks33 decks
14%synergy
Arid Mesa
15%inclusion5 decks33 decks
7%synergy
Rakdos Carnarium
12%inclusion4 decks33 decks
-20%synergy
Myriad Landscape
12%inclusion4 decks33 decks
-6%synergy
Verdant Catacombs
12%inclusion4 decks33 decks
5%synergy
Secluded Courtyard
12%inclusion4 decks33 decks
10%synergy
Evolving Wilds
12%inclusion4 decks33 decks
-9%synergy
Prismatic Vista
9.1%inclusion3 decks33 decks
4%synergy
Blackbloom Rogue
9.1%inclusion3 decks33 decks
9%synergy
Agadeem's Awakening
9.1%inclusion3 decks33 decks
6%synergy
Wooded Foothills
9.1%inclusion3 decks33 decks
2%synergy
Reflecting Pool
9.1%inclusion3 decks33 decks
6%synergy
Malakir Rebirth
9.1%inclusion3 decks33 decks
-6%synergy
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