Grenzo, Dungeon Warden (Commander) - Upgraded Combo

Grenzo, Dungeon Warden
Rank #551
54decks
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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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Raphael, Tough Turtle
4.8%inclusion1 decks21 decks
4%synergy
High Synergy Cards
Heartstone
85%inclusion46 decks54 decks
83%synergy
The Cauldron of Eternity
76%inclusion41 decks54 decks
75%synergy
Ashnod's Altar
85%inclusion46 decks54 decks
75%synergy
Barkform Harvester
74%inclusion40 decks54 decks
73%synergy
Siege-Gang Commander
72%inclusion39 decks54 decks
69%synergy
Murderous Redcap
69%inclusion37 decks54 decks
65%synergy
Priest of Gix
67%inclusion36 decks54 decks
64%synergy
Workhorse
65%inclusion35 decks54 decks
64%synergy
Tel-Jilad Stylus
65%inclusion35 decks54 decks
64%synergy
Skirk Prospector
69%inclusion37 decks54 decks
64%synergy
Top Cards
Viscera Seer
70%inclusion38 decks54 decks
61%synergy
Sling-Gang Lieutenant
67%inclusion36 decks54 decks
64%synergy
Pitiless Plunderer
65%inclusion35 decks54 decks
52%synergy
Goblin Engineer
63%inclusion34 decks54 decks
59%synergy
Tomb Trawler
63%inclusion34 decks54 decks
62%synergy
Priest of Urabrask
61%inclusion33 decks54 decks
59%synergy
Zulaport Cutthroat
59%inclusion32 decks54 decks
51%synergy
Goblin Matron
56%inclusion30 decks54 decks
52%synergy
Kiki-Jiki, Mirror Breaker
56%inclusion30 decks54 decks
51%synergy
Metallic Mimic
50%inclusion27 decks54 decks
48%synergy
Game Changers
Ancient Tomb
13%inclusion7 decks54 decks
4%synergy
Gamble
9.3%inclusion5 decks54 decks
-1%synergy
Orcish Bowmasters
9.3%inclusion5 decks54 decks
-1%synergy
Jeska's Will
7.4%inclusion4 decks54 decks
-16%synergy
Vampiric Tutor
7.4%inclusion4 decks54 decks
-6%synergy
Demonic Tutor
5.6%inclusion3 decks54 decks
-12%synergy
Creatures
Palladium Myr
50%inclusion27 decks54 decks
49%synergy
Woe Strider
48%inclusion26 decks54 decks
46%synergy
Krenko, Mob Boss
48%inclusion26 decks54 decks
44%synergy
Hoverstone Pilgrim
46%inclusion25 decks54 decks
46%synergy
Boggart Trawler
46%inclusion25 decks54 decks
39%synergy
Goblin Welder
46%inclusion25 decks54 decks
44%synergy
Warren Soultrader
44%inclusion24 decks54 decks
37%synergy
Meteor Golem
44%inclusion24 decks54 decks
42%synergy
Solemn Simulacrum
43%inclusion23 decks54 decks
22%synergy
Ornithopter of Paradise
43%inclusion23 decks54 decks
39%synergy
Mad Auntie
43%inclusion23 decks54 decks
41%synergy
Gray Merchant of Asphodel
41%inclusion22 decks54 decks
30%synergy
Goblin Chirurgeon
41%inclusion22 decks54 decks
39%synergy
Goblin Warchief
39%inclusion21 decks54 decks
36%synergy
Epitaph Golem
39%inclusion21 decks54 decks
38%synergy
Goblin Trashmaster
37%inclusion20 decks54 decks
35%synergy
Zealous Conscripts
37%inclusion20 decks54 decks
35%synergy
Emrakul's Hatcher
37%inclusion20 decks54 decks
37%synergy
Iron Myr
37%inclusion20 decks54 decks
35%synergy
Ravenous Chupacabra
37%inclusion20 decks54 decks
35%synergy
Pawn of Ulamog
37%inclusion20 decks54 decks
35%synergy
Chainer, Nightmare Adept
35%inclusion19 decks54 decks
27%synergy
Blood Artist
35%inclusion19 decks54 decks
17%synergy
Anger
35%inclusion19 decks54 decks
22%synergy
Leaden Myr
35%inclusion19 decks54 decks
33%synergy
Duplicant
33%inclusion18 decks54 decks
33%synergy
Goblin Chieftain
31%inclusion17 decks54 decks
29%synergy
Bronze Walrus
31%inclusion17 decks54 decks
31%synergy
Goblin Sharpshooter
31%inclusion17 decks54 decks
30%synergy
Beetleback Chief
31%inclusion17 decks54 decks
30%synergy
Junk Diver
30%inclusion16 decks54 decks
28%synergy
Murderous Rider
28%inclusion15 decks54 decks
26%synergy
Imperial Recruiter
28%inclusion15 decks54 decks
23%synergy
Mogg War Marshal
28%inclusion15 decks54 decks
26%synergy
Mayhem Devil
26%inclusion14 decks54 decks
2%synergy
Marionette Apprentice
26%inclusion14 decks54 decks
17%synergy
Goblin Recruiter
24%inclusion13 decks54 decks
22%synergy
Treasonous Ogre
24%inclusion13 decks54 decks
21%synergy
Pinnacle Monk
24%inclusion13 decks54 decks
17%synergy
Deathbringer Thoctar
22%inclusion12 decks54 decks
21%synergy
Junktroller
22%inclusion12 decks54 decks
22%synergy
Crypt Ghast
22%inclusion12 decks54 decks
20%synergy
Pashalik Mons
22%inclusion12 decks54 decks
20%synergy
Marionette Master
22%inclusion12 decks54 decks
16%synergy
Soldevi Adnate
22%inclusion12 decks54 decks
22%synergy
Illuminor Szeras
20%inclusion11 decks54 decks
19%synergy
Goblin Cratermaker
20%inclusion11 decks54 decks
20%synergy
Faceless Butcher
20%inclusion11 decks54 decks
20%synergy
Boggart Harbinger
20%inclusion11 decks54 decks
19%synergy
Warteye Witch
20%inclusion11 decks54 decks
20%synergy
Instants
Valakut Awakening
52%inclusion28 decks54 decks
44%synergy
Chaos Warp
35%inclusion19 decks54 decks
-12%synergy
Volcanic Spite
28%inclusion15 decks54 decks
27%synergy
Fire Prophecy
28%inclusion15 decks54 decks
27%synergy
Dark Ritual
20%inclusion11 decks54 decks
-21%synergy
Rakdos Charm
15%inclusion8 decks54 decks
-29%synergy
Fell the Profane
13%inclusion7 decks54 decks
1%synergy
Deadly Rollick
11%inclusion6 decks54 decks
-10%synergy
Brightstone Ritual
11%inclusion6 decks54 decks
10%synergy
Bedevil
11%inclusion6 decks54 decks
-24%synergy
Redirect Lightning
9.3%inclusion4 decks43 decks
0%synergy
Terminate
9.3%inclusion5 decks54 decks
-30%synergy
Tibalt's Trickery
9.3%inclusion5 decks54 decks
-4%synergy
Deflecting Swat
9.3%inclusion5 decks54 decks
-11%synergy
Abrade
9.3%inclusion5 decks54 decks
-12%synergy
Entomb
7.4%inclusion4 decks54 decks
0%synergy
Thrill of Possibility
5.6%inclusion3 decks54 decks
-13%synergy
Village Rites
5.6%inclusion3 decks54 decks
-10%synergy
Lightning Bolt
5.6%inclusion3 decks54 decks
-12%synergy
Battle Hymn
5.6%inclusion3 decks54 decks
4%synergy
Malakir Rebirth
5.6%inclusion3 decks54 decks
-10%synergy
Dismember
5.6%inclusion3 decks54 decks
2%synergy
Sorceries
Feed the Swarm
22%inclusion12 decks54 decks
-19%synergy
Blasphemous Act
22%inclusion12 decks54 decks
-28%synergy
Faithless Looting
20%inclusion11 decks54 decks
-7%synergy
Read the Bones
20%inclusion11 decks54 decks
8%synergy
Into the Fire
19%inclusion10 decks54 decks
18%synergy
Doomsday
15%inclusion8 decks54 decks
14%synergy
Dread Return
11%inclusion6 decks54 decks
7%synergy
Vandalblast
11%inclusion6 decks54 decks
-19%synergy
Toxic Deluge
11%inclusion6 decks54 decks
-7%synergy
Diabolic Intent
9.3%inclusion5 decks54 decks
1%synergy
Agadeem's Awakening
9.3%inclusion5 decks54 decks
6%synergy
Blood Price
9.3%inclusion5 decks54 decks
9%synergy
Living Death
9.3%inclusion5 decks54 decks
5%synergy
Mana Geyser
9.3%inclusion5 decks54 decks
-3%synergy
Sundering Eruption
9.3%inclusion5 decks54 decks
4%synergy
Sozin's Comet
8.6%inclusion3 decks35 decks
5%synergy
Sinister Waltz
7.4%inclusion4 decks54 decks
6%synergy
Reanimate
7.4%inclusion4 decks54 decks
-15%synergy
Buried Alive
5.6%inclusion3 decks54 decks
1%synergy
Sign in Blood
5.6%inclusion3 decks54 decks
-18%synergy
Utility Artifacts
Skullclamp
26%inclusion14 decks54 decks
16%synergy
Lightning Greaves
24%inclusion13 decks54 decks
-11%synergy
Teferi's Puzzle Box
19%inclusion10 decks54 decks
18%synergy
Phyrexian Altar
19%inclusion10 decks54 decks
13%synergy
Soldevi Digger
19%inclusion10 decks54 decks
18%synergy
Crystal Ball
19%inclusion10 decks54 decks
18%synergy
Reito Lantern
19%inclusion10 decks54 decks
18%synergy
Planetarium of Wan Shi Tong
15%inclusion5 decks34 decks
14%synergy
Desecrated Tomb
13%inclusion7 decks54 decks
12%synergy
Darksteel Pendant
11%inclusion6 decks54 decks
11%synergy
Cloak and Dagger
11%inclusion6 decks54 decks
11%synergy
Swiftfoot Boots
11%inclusion6 decks54 decks
-21%synergy
Illusionist's Bracers
9.3%inclusion5 decks54 decks
9%synergy
Thornbite Staff
9.3%inclusion5 decks54 decks
9%synergy
Treasure Map
7.4%inclusion4 decks54 decks
6%synergy
Jar of Eyeballs
7.4%inclusion4 decks54 decks
7%synergy
Nim Deathmantle
7.4%inclusion4 decks54 decks
7%synergy
Goblin Charbelcher
7.4%inclusion4 decks54 decks
7%synergy
Crucible of Worlds
5.6%inclusion3 decks54 decks
5%synergy
Wishclaw Talisman
5.6%inclusion3 decks54 decks
-1%synergy
Staff of Domination
5.6%inclusion3 decks54 decks
5%synergy
Enchantments
Goblin Bombardment
37%inclusion20 decks54 decks
27%synergy
Impact Tremors
28%inclusion15 decks54 decks
16%synergy
Mana Echoes
20%inclusion11 decks54 decks
20%synergy
Braid of Fire
19%inclusion10 decks54 decks
17%synergy
Thran Vigil
13%inclusion7 decks54 decks
12%synergy
Shadows of the Past
11%inclusion6 decks54 decks
11%synergy
Fires of Invention
7.4%inclusion4 decks54 decks
7%synergy
Phyrexian Arena
7.4%inclusion4 decks54 decks
-16%synergy
Teval's Judgment
6.0%inclusion3 decks50 decks
5%synergy
Utility Lands
Buried Ruin
50%inclusion27 decks54 decks
46%synergy
Zhalfirin Void
44%inclusion24 decks54 decks
43%synergy
Phyrexian Tower
35%inclusion19 decks54 decks
25%synergy
Vault of Whispers
26%inclusion14 decks54 decks
20%synergy
Great Furnace
26%inclusion14 decks54 decks
20%synergy
Bojuka Bog
24%inclusion13 decks54 decks
-11%synergy
Urborg, Tomb of Yawgmoth
19%inclusion10 decks54 decks
0%synergy
Fire Nation Palace
15%inclusion5 decks34 decks
9%synergy
Nykthos, Shrine to Nyx
11%inclusion6 decks54 decks
9%synergy
High Market
11%inclusion6 decks54 decks
7%synergy
Darksteel Citadel
11%inclusion6 decks54 decks
7%synergy
Inventors' Fair
11%inclusion6 decks54 decks
9%synergy
Temple of the False God
11%inclusion6 decks54 decks
1%synergy
Molten Slagheap
9.3%inclusion5 decks54 decks
7%synergy
Spymaster's Vault
9.3%inclusion5 decks54 decks
6%synergy
Command Beacon
9.3%inclusion5 decks54 decks
3%synergy
Cabal Coffers
7.4%inclusion4 decks54 decks
-2%synergy
Takenuma, Abandoned Mire
7.4%inclusion4 decks54 decks
-1%synergy
Guildless Commons
7.4%inclusion4 decks54 decks
7%synergy
Den of the Bugbear
7.4%inclusion4 decks54 decks
6%synergy
Hanweir Battlements
5.6%inclusion3 decks54 decks
4%synergy
Barren Moor
5.6%inclusion3 decks54 decks
1%synergy
Flamekin Village
5.6%inclusion3 decks54 decks
5%synergy
Isolated Watchtower
5.6%inclusion3 decks54 decks
5%synergy
Forgotten Cave
5.6%inclusion3 decks54 decks
0%synergy
Urza's Saga
5.6%inclusion3 decks54 decks
-1%synergy
Arena of Glory
5.6%inclusion3 decks54 decks
-3%synergy
Spinerock Knoll
5.6%inclusion3 decks54 decks
-4%synergy
Castle Embereth
5.6%inclusion3 decks54 decks
3%synergy
Drownyard Temple
5.6%inclusion3 decks54 decks
4%synergy
Dakmor Salvage
5.6%inclusion3 decks54 decks
5%synergy
Mana Artifacts
Sol Ring
93%inclusion50 decks54 decks
7%synergy
Arcane Signet
50%inclusion27 decks54 decks
-32%synergy
Thran Turbine
31%inclusion17 decks54 decks
31%synergy
Talisman of Indulgence
30%inclusion16 decks54 decks
-26%synergy
Rakdos Signet
30%inclusion16 decks54 decks
-29%synergy
Fellwar Stone
9.3%inclusion5 decks54 decks
-24%synergy
The Eternity Elevator
6.8%inclusion3 decks44 decks
6%synergy
Springleaf Drum
5.6%inclusion3 decks54 decks
3%synergy
Lands
Swamp
100%inclusion54 decks54 decks
2%synergy
Mountain
98%inclusion53 decks54 decks
1%synergy
Command Tower
78%inclusion42 decks54 decks
-8%synergy
Smoldering Marsh
61%inclusion33 decks54 decks
-2%synergy
Graven Cairns
57%inclusion31 decks54 decks
27%synergy
Dragonskull Summit
56%inclusion30 decks54 decks
-8%synergy
Blood Crypt
54%inclusion29 decks54 decks
8%synergy
Path of Ancestry
54%inclusion29 decks54 decks
38%synergy
Valakut Awakening
52%inclusion28 decks54 decks
44%synergy
Temple of Malice
50%inclusion27 decks54 decks
17%synergy
Boggart Trawler
46%inclusion25 decks54 decks
39%synergy
Sulfurous Springs
46%inclusion25 decks54 decks
-1%synergy
Shadowblood Ridge
44%inclusion24 decks54 decks
9%synergy
Luxury Suite
43%inclusion23 decks54 decks
4%synergy
Bloodstained Mire
37%inclusion20 decks54 decks
4%synergy
Foreboding Ruins
33%inclusion18 decks54 decks
-12%synergy
Rakdos Carnarium
31%inclusion17 decks54 decks
0%synergy
Blazemire Verge
28%inclusion15 decks54 decks
-3%synergy
Haunted Ridge
28%inclusion15 decks54 decks
-8%synergy
Blightstep Pathway
26%inclusion14 decks54 decks
3%synergy
Crystal Grotto
26%inclusion14 decks54 decks
25%synergy
Tainted Peak
24%inclusion13 decks54 decks
-19%synergy
Pinnacle Monk
24%inclusion13 decks54 decks
17%synergy
Rumble Arena
24%inclusion8 decks34 decks
23%synergy
Cavern of Souls
22%inclusion12 decks54 decks
17%synergy
The Grey Havens
22%inclusion12 decks54 decks
22%synergy
Auntie's Hovel
20%inclusion11 decks54 decks
19%synergy
Exotic Orchard
20%inclusion11 decks54 decks
-11%synergy
Raucous Theater
19%inclusion10 decks54 decks
-3%synergy
Badlands
19%inclusion10 decks54 decks
5%synergy
Canyon Slough
15%inclusion8 decks54 decks
-5%synergy
Evolving Wilds
15%inclusion8 decks54 decks
-6%synergy
Prismatic Vista
13%inclusion7 decks54 decks
8%synergy
Fell the Profane
13%inclusion7 decks54 decks
1%synergy
Terramorphic Expanse
13%inclusion7 decks54 decks
-3%synergy
Blackcleave Cliffs
13%inclusion7 decks54 decks
-7%synergy
Wooded Foothills
13%inclusion7 decks54 decks
6%synergy
Polluted Delta
13%inclusion7 decks54 decks
5%synergy
Fabled Passage
11%inclusion6 decks54 decks
3%synergy
Myriad Landscape
11%inclusion6 decks54 decks
-7%synergy
Marsh Flats
11%inclusion6 decks54 decks
3%synergy
Agadeem's Awakening
9.3%inclusion5 decks54 decks
6%synergy
Verdant Catacombs
9.3%inclusion5 decks54 decks
2%synergy
Mount Doom
9.3%inclusion5 decks54 decks
-7%synergy
Opal Palace
9.3%inclusion5 decks54 decks
8%synergy
Geothermal Bog
9.3%inclusion5 decks54 decks
0%synergy
Arid Mesa
9.3%inclusion5 decks54 decks
1%synergy
Sundering Eruption
9.3%inclusion5 decks54 decks
4%synergy
Scalding Tarn
9.3%inclusion5 decks54 decks
2%synergy
Blackbloom Rogue
7.4%inclusion4 decks54 decks
7%synergy
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