Grenzo, Dungeon Warden (Commander) - Expensive Core

Grenzo, Dungeon Warden
Rank #538
58decks
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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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Decorum Dissertation
9.1%inclusion1 decks11 decks
5%synergy
Garrison Excavator
7.7%inclusion1 decks13 decks
7%synergy
Stensian Sanguinist
7.1%inclusion1 decks14 decks
6%synergy
Merchant of Venom
7.1%inclusion1 decks14 decks
7%synergy
Relic Retriever
7.1%inclusion1 decks14 decks
7%synergy
High Synergy Cards
Siege-Gang Commander
71%inclusion41 decks58 decks
67%synergy
Heartstone
69%inclusion40 decks58 decks
67%synergy
Kiki-Jiki, Mirror Breaker
59%inclusion34 decks58 decks
54%synergy
Sling-Gang Lieutenant
57%inclusion33 decks58 decks
54%synergy
Ashnod's Altar
64%inclusion37 decks58 decks
53%synergy
Tomb Trawler
52%inclusion30 decks58 decks
51%synergy
Barkform Harvester
52%inclusion30 decks58 decks
51%synergy
Workhorse
47%inclusion27 decks58 decks
46%synergy
Tel-Jilad Stylus
47%inclusion27 decks58 decks
46%synergy
Viscera Seer
53%inclusion31 decks58 decks
44%synergy
Top Cards
Solemn Simulacrum
52%inclusion30 decks58 decks
32%synergy
The Cauldron of Eternity
45%inclusion26 decks58 decks
44%synergy
Skirk Prospector
45%inclusion26 decks58 decks
40%synergy
Goblin Welder
43%inclusion25 decks58 decks
40%synergy
Murderous Redcap
43%inclusion25 decks58 decks
40%synergy
Mad Auntie
43%inclusion25 decks58 decks
41%synergy
Krenko, Mob Boss
41%inclusion24 decks58 decks
37%synergy
Duplicant
41%inclusion24 decks58 decks
41%synergy
Gray Merchant of Asphodel
40%inclusion23 decks58 decks
29%synergy
Hoverstone Pilgrim
40%inclusion23 decks58 decks
39%synergy
Game Changers
Orcish Bowmasters
5.2%inclusion3 decks58 decks
-5%synergy
Creatures
Iron Myr
40%inclusion23 decks58 decks
37%synergy
Palladium Myr
40%inclusion23 decks58 decks
38%synergy
Pitiless Plunderer
40%inclusion23 decks58 decks
27%synergy
Priest of Urabrask
40%inclusion23 decks58 decks
38%synergy
Goblin Engineer
38%inclusion22 decks58 decks
34%synergy
Boggart Trawler
38%inclusion22 decks58 decks
31%synergy
Ravenous Chupacabra
38%inclusion22 decks58 decks
36%synergy
Priest of Gix
38%inclusion22 decks58 decks
36%synergy
Junktroller
36%inclusion21 decks58 decks
36%synergy
Goblin Matron
36%inclusion21 decks58 decks
33%synergy
Leaden Myr
36%inclusion21 decks58 decks
34%synergy
Goblin Chieftain
36%inclusion21 decks58 decks
34%synergy
Zulaport Cutthroat
34%inclusion20 decks58 decks
26%synergy
Pashalik Mons
34%inclusion20 decks58 decks
32%synergy
Hexing Squelcher
32%inclusion10 decks31 decks
19%synergy
Boggart Cursecrafter
32%inclusion10 decks31 decks
28%synergy
Goblin Warchief
31%inclusion18 decks58 decks
28%synergy
Warren Soultrader
31%inclusion18 decks58 decks
23%synergy
Munitions Expert
31%inclusion18 decks58 decks
29%synergy
Meteor Golem
31%inclusion18 decks58 decks
29%synergy
Goblin Chirurgeon
31%inclusion18 decks58 decks
30%synergy
Goblin Trashmaster
31%inclusion18 decks58 decks
29%synergy
Ornithopter of Paradise
31%inclusion18 decks58 decks
27%synergy
Beetleback Chief
31%inclusion18 decks58 decks
30%synergy
Mogg War Marshal
29%inclusion17 decks58 decks
27%synergy
Blood Artist
29%inclusion17 decks58 decks
11%synergy
Pawn of Ulamog
29%inclusion17 decks58 decks
27%synergy
Bronze Walrus
28%inclusion16 decks58 decks
27%synergy
Goblin King
28%inclusion16 decks58 decks
26%synergy
General Kreat, the Boltbringer
27%inclusion15 decks56 decks
25%synergy
Treasonous Ogre
26%inclusion15 decks58 decks
23%synergy
Woe Strider
26%inclusion15 decks58 decks
23%synergy
Judith, the Scourge Diva
26%inclusion15 decks58 decks
23%synergy
Crypt Ghast
24%inclusion14 decks58 decks
22%synergy
Goblin Sharpshooter
24%inclusion14 decks58 decks
23%synergy
Anger
24%inclusion14 decks58 decks
11%synergy
Murderous Rider
24%inclusion14 decks58 decks
23%synergy
Grub, Storied Matriarch
23%inclusion7 decks31 decks
21%synergy
Hobgoblin Bandit Lord
22%inclusion13 decks58 decks
21%synergy
Epitaph Golem
22%inclusion13 decks58 decks
22%synergy
Conspicuous Snoop
22%inclusion13 decks58 decks
21%synergy
Frogtosser Banneret
22%inclusion13 decks58 decks
20%synergy
Howlsquad Heavy
22%inclusion11 decks50 decks
20%synergy
Rundvelt Hordemaster
21%inclusion12 decks58 decks
20%synergy
Metallic Mimic
21%inclusion12 decks58 decks
19%synergy
Warteye Witch
21%inclusion12 decks58 decks
20%synergy
Pinnacle Monk
21%inclusion12 decks58 decks
13%synergy
Imperial Recruiter
21%inclusion12 decks58 decks
16%synergy
Marionette Master
21%inclusion12 decks58 decks
15%synergy
Clone Shell
19%inclusion11 decks58 decks
19%synergy
Instants
Valakut Awakening
53%inclusion31 decks58 decks
46%synergy
Chaos Warp
34%inclusion20 decks58 decks
-13%synergy
Fire Prophecy
28%inclusion16 decks58 decks
27%synergy
Volcanic Spite
24%inclusion14 decks58 decks
24%synergy
Deadly Rollick
17%inclusion10 decks58 decks
-4%synergy
Deflecting Swat
17%inclusion10 decks58 decks
-4%synergy
Rakdos Charm
17%inclusion10 decks58 decks
-27%synergy
Fell the Profane
16%inclusion9 decks58 decks
3%synergy
Dark Ritual
14%inclusion8 decks58 decks
-28%synergy
Withering Torment
12%inclusion7 decks58 decks
-10%synergy
Bedevil
12%inclusion7 decks58 decks
-22%synergy
Terminate
10%inclusion6 decks58 decks
-29%synergy
Thrill of Possibility
8.6%inclusion5 decks58 decks
-10%synergy
Brightstone Ritual
8.6%inclusion5 decks58 decks
7%synergy
Culling the Weak
8.6%inclusion5 decks58 decks
2%synergy
Manhole Missile
7.4%inclusion2 decks27 decks
7%synergy
Lightning Bolt
6.9%inclusion4 decks58 decks
-11%synergy
Cabal Ritual
6.9%inclusion4 decks58 decks
-1%synergy
Red Elemental Blast
6.9%inclusion4 decks58 decks
-2%synergy
Malakir Rebirth
6.9%inclusion4 decks58 decks
-8%synergy
Saw in Half
6.9%inclusion4 decks58 decks
-5%synergy
Entomb
5.2%inclusion3 decks58 decks
-2%synergy
Tibalt's Trickery
5.2%inclusion3 decks58 decks
-8%synergy
Infernal Grasp
5.2%inclusion3 decks58 decks
-10%synergy
Village Rites
5.2%inclusion3 decks58 decks
-10%synergy
Go for the Throat
5.2%inclusion3 decks58 decks
-3%synergy
Bitter Triumph
5.2%inclusion3 decks58 decks
1%synergy
Burnt Offering
5.2%inclusion3 decks58 decks
-0%synergy
Pyretic Ritual
5.2%inclusion3 decks58 decks
-0%synergy
Pyroblast
5.2%inclusion3 decks58 decks
-4%synergy
Flare of Duplication
5.2%inclusion3 decks58 decks
0%synergy
Sorceries
Vandalblast
21%inclusion12 decks58 decks
-10%synergy
Into the Fire
19%inclusion11 decks58 decks
18%synergy
Faithless Looting
17%inclusion10 decks58 decks
-11%synergy
Agadeem's Awakening
17%inclusion10 decks58 decks
14%synergy
Read the Bones
16%inclusion9 decks58 decks
3%synergy
Reanimate
16%inclusion9 decks58 decks
-7%synergy
Toxic Deluge
14%inclusion8 decks58 decks
-4%synergy
Living Death
14%inclusion8 decks58 decks
10%synergy
Patriarch's Bidding
10%inclusion6 decks58 decks
8%synergy
Blasphemous Act
10%inclusion6 decks58 decks
-40%synergy
Sinister Waltz
10%inclusion6 decks58 decks
9%synergy
Feed the Swarm
8.6%inclusion5 decks58 decks
-33%synergy
Blood Price
6.9%inclusion4 decks58 decks
7%synergy
Grub's Command
6.5%inclusion2 decks31 decks
3%synergy
Bloodline Bidding
6.5%inclusion2 decks31 decks
3%synergy
Sozin's Comet
6.1%inclusion2 decks33 decks
2%synergy
Victimize
5.2%inclusion3 decks58 decks
-10%synergy
Dread Return
5.2%inclusion3 decks58 decks
1%synergy
Diabolic Intent
5.2%inclusion3 decks58 decks
-3%synergy
Shatterskull Smashing
5.2%inclusion3 decks58 decks
2%synergy
Sign in Blood
5.2%inclusion3 decks58 decks
-18%synergy
Dreadbore
5.2%inclusion3 decks58 decks
0%synergy
Utility Artifacts
Teferi's Puzzle Box
24%inclusion14 decks58 decks
23%synergy
Skullclamp
24%inclusion14 decks58 decks
14%synergy
Lightning Greaves
22%inclusion13 decks58 decks
-13%synergy
Phyrexian Altar
19%inclusion11 decks58 decks
13%synergy
Reito Lantern
17%inclusion10 decks58 decks
17%synergy
Desecrated Tomb
16%inclusion9 decks58 decks
15%synergy
Swiftfoot Boots
16%inclusion9 decks58 decks
-16%synergy
Soldevi Digger
12%inclusion7 decks58 decks
12%synergy
Crucible of Worlds
12%inclusion7 decks58 decks
11%synergy
Crystal Ball
12%inclusion7 decks58 decks
12%synergy
Thornbite Staff
10%inclusion6 decks58 decks
10%synergy
Cloak and Dagger
10%inclusion6 decks58 decks
10%synergy
Illusionist's Bracers
10%inclusion6 decks58 decks
10%synergy
The Ozolith
8.6%inclusion5 decks58 decks
7%synergy
Darksteel Pendant
8.6%inclusion5 decks58 decks
8%synergy
Expedition Map
6.9%inclusion4 decks58 decks
5%synergy
Agatha's Soul Cauldron
6.9%inclusion4 decks58 decks
5%synergy
Goblin Charbelcher
6.9%inclusion4 decks58 decks
7%synergy
Dawn-Blessed Pennant
6.5%inclusion2 decks31 decks
5%synergy
Sensei's Divining Top
5.2%inclusion3 decks58 decks
-1%synergy
Relic of Progenitus
5.2%inclusion3 decks58 decks
5%synergy
Palantír of Orthanc
5.2%inclusion3 decks58 decks
4%synergy
Enchantments
Goblin Bombardment
31%inclusion18 decks58 decks
21%synergy
Braid of Fire
29%inclusion17 decks58 decks
27%synergy
Impact Tremors
19%inclusion11 decks58 decks
8%synergy
Mana Echoes
19%inclusion11 decks58 decks
18%synergy
Fires of Invention
12%inclusion7 decks58 decks
12%synergy
Mindmoil
12%inclusion7 decks58 decks
12%synergy
Shadows of the Past
10%inclusion6 decks58 decks
10%synergy
Boggart Mischief
10%inclusion3 decks31 decks
5%synergy
Teval's Judgment
8.7%inclusion4 decks46 decks
8%synergy
Thran Vigil
8.6%inclusion5 decks58 decks
8%synergy
Black Market
8.6%inclusion5 decks58 decks
4%synergy
Fable of the Mirror-Breaker
8.6%inclusion5 decks58 decks
5%synergy
Fervor
5.2%inclusion3 decks58 decks
4%synergy
Chthonian Nightmare
5.2%inclusion3 decks58 decks
3%synergy
Utility Lands
Urborg, Tomb of Yawgmoth
48%inclusion28 decks58 decks
30%synergy
Phyrexian Tower
40%inclusion23 decks58 decks
29%synergy
Bojuka Bog
34%inclusion20 decks58 decks
-1%synergy
Great Furnace
29%inclusion17 decks58 decks
23%synergy
Nykthos, Shrine to Nyx
28%inclusion16 decks58 decks
26%synergy
Vault of Whispers
26%inclusion15 decks58 decks
20%synergy
Zhalfirin Void
26%inclusion15 decks58 decks
25%synergy
Buried Ruin
24%inclusion14 decks58 decks
21%synergy
Takenuma, Abandoned Mire
21%inclusion12 decks58 decks
12%synergy
Cabal Coffers
16%inclusion9 decks58 decks
6%synergy
Urza's Saga
14%inclusion8 decks58 decks
8%synergy
Three Tree City
14%inclusion8 decks58 decks
11%synergy
Temple of the False God
12%inclusion7 decks58 decks
2%synergy
Arena of Glory
12%inclusion7 decks58 decks
3%synergy
Den of the Bugbear
10%inclusion6 decks58 decks
9%synergy
Castle Embereth
8.6%inclusion5 decks58 decks
6%synergy
Command Beacon
6.9%inclusion4 decks58 decks
1%synergy
Inventors' Fair
6.9%inclusion4 decks58 decks
5%synergy
Rogue's Passage
6.9%inclusion4 decks58 decks
-13%synergy
Castle Locthwain
6.9%inclusion4 decks58 decks
1%synergy
Spinerock Knoll
6.9%inclusion4 decks58 decks
-2%synergy
Fire Nation Palace
6.1%inclusion2 decks33 decks
1%synergy
Muraganda Raceway
5.9%inclusion3 decks51 decks
4%synergy
Howltooth Hollow
5.2%inclusion3 decks58 decks
5%synergy
Sokenzan, Crucible of Defiance
5.2%inclusion3 decks58 decks
1%synergy
Crypt of Agadeem
5.2%inclusion3 decks58 decks
4%synergy
Lavaclaw Reaches
5.2%inclusion3 decks58 decks
3%synergy
Isolated Watchtower
5.2%inclusion3 decks58 decks
5%synergy
Spymaster's Vault
5.2%inclusion3 decks58 decks
2%synergy
Mana Artifacts
Sol Ring
67%inclusion39 decks58 decks
-19%synergy
Arcane Signet
47%inclusion27 decks58 decks
-35%synergy
Thran Turbine
40%inclusion23 decks58 decks
39%synergy
Talisman of Indulgence
24%inclusion14 decks58 decks
-31%synergy
Rakdos Signet
22%inclusion13 decks58 decks
-35%synergy
Fellwar Stone
16%inclusion9 decks58 decks
-18%synergy
Mind Stone
12%inclusion7 decks58 decks
-16%synergy
Vessel of Endless Rest
8.6%inclusion5 decks58 decks
8%synergy
Mox Amber
6.9%inclusion4 decks58 decks
2%synergy
The Soul Stone
5.4%inclusion2 decks37 decks
1%synergy
Mox Opal
5.2%inclusion3 decks58 decks
1%synergy
Lotus Petal
5.2%inclusion3 decks58 decks
-3%synergy
Victory Chimes
5.2%inclusion3 decks58 decks
5%synergy
Lands
Mountain
98%inclusion57 decks58 decks
1%synergy
Swamp
95%inclusion55 decks58 decks
-3%synergy
Command Tower
86%inclusion50 decks58 decks
0%synergy
Blood Crypt
84%inclusion49 decks58 decks
38%synergy
Badlands
76%inclusion44 decks58 decks
63%synergy
Luxury Suite
69%inclusion40 decks58 decks
31%synergy
Bloodstained Mire
69%inclusion40 decks58 decks
36%synergy
Temple of Malice
64%inclusion37 decks58 decks
31%synergy
Dragonskull Summit
60%inclusion35 decks58 decks
-3%synergy
Graven Cairns
57%inclusion33 decks58 decks
25%synergy
Valakut Awakening
53%inclusion31 decks58 decks
46%synergy
Smoldering Marsh
50%inclusion29 decks58 decks
-13%synergy
Sulfurous Springs
48%inclusion28 decks58 decks
1%synergy
Path of Ancestry
41%inclusion24 decks58 decks
25%synergy
Haunted Ridge
40%inclusion23 decks58 decks
4%synergy
Boggart Trawler
38%inclusion22 decks58 decks
31%synergy
Blightstep Pathway
36%inclusion21 decks58 decks
14%synergy
Blazemire Verge
34%inclusion20 decks58 decks
4%synergy
Tainted Peak
31%inclusion18 decks58 decks
-12%synergy
Rakdos Carnarium
31%inclusion18 decks58 decks
-0%synergy
Cavern of Souls
29%inclusion17 decks58 decks
25%synergy
Raucous Theater
29%inclusion17 decks58 decks
7%synergy
Exotic Orchard
24%inclusion14 decks58 decks
-7%synergy
Shadowblood Ridge
24%inclusion14 decks58 decks
-11%synergy
Auntie's Hovel
22%inclusion13 decks58 decks
21%synergy
Marsh Flats
22%inclusion13 decks58 decks
15%synergy
Crystal Grotto
22%inclusion13 decks58 decks
22%synergy
Prismatic Vista
21%inclusion12 decks58 decks
15%synergy
Pinnacle Monk
21%inclusion12 decks58 decks
13%synergy
Foreboding Ruins
19%inclusion11 decks58 decks
-27%synergy
Arid Mesa
19%inclusion11 decks58 decks
11%synergy
Fabled Passage
17%inclusion10 decks58 decks
8%synergy
Canyon Slough
17%inclusion10 decks58 decks
-2%synergy
Agadeem's Awakening
17%inclusion10 decks58 decks
14%synergy
The Grey Havens
16%inclusion9 decks58 decks
15%synergy
Polluted Delta
16%inclusion9 decks58 decks
8%synergy
Fell the Profane
16%inclusion9 decks58 decks
3%synergy
Verdant Catacombs
16%inclusion9 decks58 decks
9%synergy
Blackcleave Cliffs
14%inclusion8 decks58 decks
-7%synergy
Wooded Foothills
14%inclusion8 decks58 decks
7%synergy
Scalding Tarn
14%inclusion8 decks58 decks
7%synergy
Mana Confluence
12%inclusion7 decks58 decks
6%synergy
Gemstone Caverns
10%inclusion6 decks58 decks
6%synergy
Mount Doom
8.6%inclusion5 decks58 decks
-7%synergy
Evolving Wilds
8.6%inclusion5 decks58 decks
-12%synergy
Opal Palace
8.6%inclusion5 decks58 decks
7%synergy
City of Brass
8.6%inclusion5 decks58 decks
2%synergy
Blackbloom Rogue
8.6%inclusion5 decks58 decks
8%synergy
Myriad Landscape
8.6%inclusion5 decks58 decks
-9%synergy
Bloodfell Caves
6.9%inclusion4 decks58 decks
-12%synergy
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