Grenzo, Dungeon Warden (Commander) - Midrange

Grenzo, Dungeon Warden
Rank #539
21decks
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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
Utility Lands
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Barkform Harvester
71%inclusion15 decks21 decks
70%synergy
Tomb Trawler
67%inclusion14 decks21 decks
66%synergy
The Cauldron of Eternity
67%inclusion14 decks21 decks
66%synergy
Ashnod's Altar
71%inclusion15 decks21 decks
61%synergy
Heartstone
62%inclusion13 decks21 decks
60%synergy
Kiki-Jiki, Mirror Breaker
62%inclusion13 decks21 decks
58%synergy
Viscera Seer
67%inclusion14 decks21 decks
57%synergy
Hoverstone Pilgrim
57%inclusion12 decks21 decks
57%synergy
Sling-Gang Lieutenant
57%inclusion12 decks21 decks
54%synergy
Siege-Gang Commander
57%inclusion12 decks21 decks
54%synergy
Top Cards
Zulaport Cutthroat
52%inclusion11 decks21 decks
44%synergy
Pitiless Plunderer
52%inclusion11 decks21 decks
40%synergy
Priest of Gix
52%inclusion11 decks21 decks
50%synergy
Twilight Diviner
50%inclusion5 decks10 decks
48%synergy
Goblin Matron
48%inclusion10 decks21 decks
44%synergy
Goblin Engineer
48%inclusion10 decks21 decks
44%synergy
Tel-Jilad Stylus
48%inclusion10 decks21 decks
47%synergy
Priest of Urabrask
48%inclusion10 decks21 decks
46%synergy
Zealous Conscripts
43%inclusion9 decks21 decks
41%synergy
Woe Strider
43%inclusion9 decks21 decks
40%synergy
Game Changers
Ancient Tomb
29%inclusion6 decks21 decks
19%synergy
Gamble
24%inclusion5 decks21 decks
14%synergy
Demonic Tutor
19%inclusion4 decks21 decks
1%synergy
Vampiric Tutor
19%inclusion4 decks21 decks
5%synergy
Jeska's Will
14%inclusion3 decks21 decks
-9%synergy
Mana Vault
14%inclusion3 decks21 decks
9%synergy
Orcish Bowmasters
14%inclusion3 decks21 decks
4%synergy
Chrome Mox
14%inclusion3 decks21 decks
9%synergy
Mox Diamond
14%inclusion3 decks21 decks
11%synergy
Imperial Seal
10%inclusion2 decks21 decks
5%synergy
Creatures
Boggart Trawler
43%inclusion9 decks21 decks
36%synergy
Krenko, Mob Boss
43%inclusion9 decks21 decks
39%synergy
Ravenous Chupacabra
43%inclusion9 decks21 decks
41%synergy
Murderous Redcap
43%inclusion9 decks21 decks
39%synergy
Solemn Simulacrum
38%inclusion8 decks21 decks
19%synergy
Chainer, Nightmare Adept
38%inclusion8 decks21 decks
30%synergy
Blood Artist
38%inclusion8 decks21 decks
19%synergy
Workhorse
38%inclusion8 decks21 decks
37%synergy
Junktroller
38%inclusion8 decks21 decks
38%synergy
Palladium Myr
38%inclusion8 decks21 decks
37%synergy
Skirk Prospector
38%inclusion8 decks21 decks
33%synergy
Goblin Trashmaster
33%inclusion7 decks21 decks
31%synergy
Bronze Walrus
33%inclusion7 decks21 decks
33%synergy
Treasonous Ogre
33%inclusion7 decks21 decks
30%synergy
Meteor Golem
33%inclusion7 decks21 decks
31%synergy
Epitaph Golem
33%inclusion7 decks21 decks
33%synergy
Emrakul's Hatcher
29%inclusion6 decks21 decks
28%synergy
Metallic Mimic
29%inclusion6 decks21 decks
27%synergy
Boggart Harbinger
29%inclusion6 decks21 decks
27%synergy
Goblin Chieftain
29%inclusion6 decks21 decks
26%synergy
Gray Merchant of Asphodel
29%inclusion6 decks21 decks
18%synergy
Goblin Warchief
29%inclusion6 decks21 decks
26%synergy
Goblin Recruiter
29%inclusion6 decks21 decks
27%synergy
Warren Soultrader
29%inclusion6 decks21 decks
21%synergy
Munitions Expert
29%inclusion6 decks21 decks
27%synergy
Mad Auntie
29%inclusion6 decks21 decks
26%synergy
Pashalik Mons
29%inclusion6 decks21 decks
26%synergy
Reito Sentinel
29%inclusion6 decks21 decks
28%synergy
Pawn of Ulamog
24%inclusion5 decks21 decks
21%synergy
Iron Myr
24%inclusion5 decks21 decks
22%synergy
Mogg War Marshal
24%inclusion5 decks21 decks
22%synergy
Goblin Sharpshooter
24%inclusion5 decks21 decks
22%synergy
Pinnacle Monk
24%inclusion5 decks21 decks
17%synergy
Goblin Welder
24%inclusion5 decks21 decks
21%synergy
Lightning Crafter
24%inclusion5 decks21 decks
23%synergy
Duplicant
24%inclusion5 decks21 decks
23%synergy
Beetleback Chief
24%inclusion5 decks21 decks
22%synergy
Conspicuous Snoop
24%inclusion5 decks21 decks
22%synergy
Leaden Myr
24%inclusion5 decks21 decks
22%synergy
The Walls of Ba Sing Se
20%inclusion2 decks10 decks
19%synergy
Grave Researcher
20%inclusion1 decks5 decks
17%synergy
Garrison Excavator
20%inclusion1 decks5 decks
20%synergy
Professional Face-Breaker
19%inclusion4 decks21 decks
3%synergy
Murderous Rider
19%inclusion4 decks21 decks
18%synergy
Plaguecrafter
19%inclusion4 decks21 decks
15%synergy
Deathbringer Thoctar
19%inclusion4 decks21 decks
18%synergy
Mayhem Devil
19%inclusion4 decks21 decks
-5%synergy
Priest of Forgotten Gods
19%inclusion4 decks21 decks
17%synergy
Imperial Recruiter
19%inclusion4 decks21 decks
15%synergy
Ornithopter of Paradise
19%inclusion4 decks21 decks
15%synergy
Instants
Valakut Awakening
48%inclusion10 decks21 decks
40%synergy
Dark Ritual
43%inclusion9 decks21 decks
0%synergy
Chaos Warp
38%inclusion8 decks21 decks
-9%synergy
Volcanic Spite
24%inclusion5 decks21 decks
23%synergy
Fire Prophecy
24%inclusion5 decks21 decks
23%synergy
Withering Torment
17%inclusion3 decks18 decks
-5%synergy
Deadly Rollick
14%inclusion3 decks21 decks
-8%synergy
Cabal Ritual
14%inclusion3 decks21 decks
6%synergy
Culling the Weak
14%inclusion3 decks21 decks
8%synergy
Tibalt's Trickery
14%inclusion3 decks21 decks
1%synergy
Red Elemental Blast
14%inclusion3 decks21 decks
6%synergy
Pyretic Ritual
14%inclusion3 decks21 decks
8%synergy
Deflecting Swat
14%inclusion3 decks21 decks
-7%synergy
Pyroblast
14%inclusion3 decks21 decks
6%synergy
Manhole Missile
13%inclusion1 decks8 decks
12%synergy
Fell the Profane
10%inclusion2 decks21 decks
-3%synergy
Thrill of Possibility
10%inclusion2 decks21 decks
-9%synergy
Entomb
10%inclusion2 decks21 decks
3%synergy
Imp's Mischief
10%inclusion2 decks21 decks
1%synergy
Desperate Ritual
10%inclusion2 decks21 decks
5%synergy
Village Rites
10%inclusion2 decks21 decks
-6%synergy
Lightning Bolt
10%inclusion2 decks21 decks
-9%synergy
Bedevil
10%inclusion2 decks21 decks
-25%synergy
Burnt Offering
10%inclusion2 decks21 decks
4%synergy
Saw in Half
10%inclusion2 decks21 decks
-2%synergy
Redirect Lightning
7.7%inclusion1 decks13 decks
-2%synergy
Untimely Malfunction
5.6%inclusion1 decks18 decks
-13%synergy
Sorceries
Blasphemous Act
38%inclusion8 decks21 decks
-13%synergy
Feed the Swarm
24%inclusion5 decks21 decks
-17%synergy
Read the Bones
24%inclusion5 decks21 decks
12%synergy
Diabolic Tutor
19%inclusion4 decks21 decks
13%synergy
Faithless Looting
19%inclusion4 decks21 decks
-9%synergy
Doomsday
19%inclusion4 decks21 decks
19%synergy
Vandalblast
14%inclusion3 decks21 decks
-16%synergy
Rite of Flame
14%inclusion3 decks21 decks
9%synergy
Living Death
14%inclusion3 decks21 decks
10%synergy
Reanimate
14%inclusion3 decks21 decks
-9%synergy
Mana Geyser
14%inclusion3 decks21 decks
2%synergy
Sundering Eruption
14%inclusion3 decks21 decks
9%synergy
Lively Dirge
10%inclusion2 decks21 decks
7%synergy
Victimize
10%inclusion2 decks21 decks
-5%synergy
Patriarch's Bidding
10%inclusion2 decks21 decks
7%synergy
Dread Return
10%inclusion2 decks21 decks
5%synergy
Sinister Waltz
10%inclusion2 decks21 decks
8%synergy
Agadeem's Awakening
10%inclusion2 decks21 decks
6%synergy
Last One Standing
10%inclusion2 decks21 decks
8%synergy
Night's Whisper
10%inclusion2 decks21 decks
-10%synergy
Exsanguinate
10%inclusion2 decks21 decks
-1%synergy
Insatiable Avarice
10%inclusion2 decks21 decks
5%synergy
Toxic Deluge
10%inclusion2 decks21 decks
-8%synergy
Damnation
10%inclusion2 decks21 decks
3%synergy
Grim Tutor
10%inclusion2 decks21 decks
5%synergy
Into the Fire
10%inclusion2 decks21 decks
9%synergy
Utility Artifacts
Phyrexian Altar
29%inclusion6 decks21 decks
23%synergy
Crystal Ball
29%inclusion6 decks21 decks
28%synergy
Lightning Greaves
29%inclusion6 decks21 decks
-7%synergy
Reito Lantern
29%inclusion6 decks21 decks
28%synergy
Desecrated Tomb
19%inclusion4 decks21 decks
18%synergy
Darksteel Pendant
19%inclusion4 decks21 decks
19%synergy
Skullclamp
19%inclusion4 decks21 decks
9%synergy
Teferi's Puzzle Box
14%inclusion3 decks21 decks
14%synergy
Cloak and Dagger
14%inclusion3 decks21 decks
14%synergy
Soldevi Digger
14%inclusion3 decks21 decks
14%synergy
Illusionist's Bracers
10%inclusion2 decks21 decks
9%synergy
Defense Grid
10%inclusion2 decks21 decks
8%synergy
Jar of Eyeballs
10%inclusion2 decks21 decks
9%synergy
Mazemind Tome
10%inclusion2 decks21 decks
9%synergy
Swiftfoot Boots
10%inclusion2 decks21 decks
-22%synergy
Palantír of Orthanc
10%inclusion2 decks21 decks
8%synergy
Wishclaw Talisman
10%inclusion2 decks21 decks
3%synergy
Agatha's Soul Cauldron
10%inclusion2 decks21 decks
8%synergy
Goblin Charbelcher
10%inclusion2 decks21 decks
9%synergy
Thornbite Staff
10%inclusion2 decks21 decks
9%synergy
Enchantments
Goblin Bombardment
29%inclusion6 decks21 decks
19%synergy
Braid of Fire
24%inclusion5 decks21 decks
22%synergy
Impact Tremors
24%inclusion5 decks21 decks
12%synergy
Boggart Mischief
20%inclusion2 decks10 decks
16%synergy
Fires of Invention
19%inclusion4 decks21 decks
19%synergy
Thran Vigil
14%inclusion3 decks21 decks
13%synergy
Animate Dead
14%inclusion3 decks21 decks
5%synergy
Teval's Judgment
12%inclusion2 decks17 decks
11%synergy
Mindmoil
10%inclusion2 decks21 decks
9%synergy
Blood Moon
10%inclusion2 decks21 decks
8%synergy
Shadows of the Past
10%inclusion2 decks21 decks
9%synergy
Chthonian Nightmare
10%inclusion2 decks21 decks
7%synergy
Utility Lands
Phyrexian Tower
43%inclusion9 decks21 decks
32%synergy
Urborg, Tomb of Yawgmoth
43%inclusion9 decks21 decks
24%synergy
Bojuka Bog
38%inclusion8 decks21 decks
3%synergy
Zhalfirin Void
33%inclusion7 decks21 decks
32%synergy
Buried Ruin
33%inclusion7 decks21 decks
30%synergy
Great Furnace
24%inclusion5 decks21 decks
17%synergy
Vault of Whispers
19%inclusion4 decks21 decks
13%synergy
Drownyard Temple
19%inclusion4 decks21 decks
18%synergy
Urza's Saga
14%inclusion3 decks21 decks
8%synergy
Isolated Watchtower
14%inclusion3 decks21 decks
14%synergy
Nykthos, Shrine to Nyx
14%inclusion3 decks21 decks
12%synergy
Command Beacon
14%inclusion3 decks21 decks
8%synergy
High Market
14%inclusion3 decks21 decks
10%synergy
Guildless Commons
14%inclusion3 decks21 decks
14%synergy
Den of the Bugbear
14%inclusion3 decks21 decks
12%synergy
Fire Nation Palace
10%inclusion1 decks10 decks
5%synergy
Hanweir Battlements
10%inclusion2 decks21 decks
8%synergy
Arid Archway
10%inclusion2 decks21 decks
9%synergy
City of Traitors
10%inclusion2 decks21 decks
8%synergy
Inventors' Fair
10%inclusion2 decks21 decks
8%synergy
Takenuma, Abandoned Mire
10%inclusion2 decks21 decks
1%synergy
Temple of the False God
10%inclusion2 decks21 decks
-0%synergy
Three Tree City
10%inclusion2 decks21 decks
6%synergy
Mana Artifacts
Sol Ring
90%inclusion19 decks21 decks
5%synergy
Arcane Signet
57%inclusion12 decks21 decks
-25%synergy
Talisman of Indulgence
29%inclusion6 decks21 decks
-27%synergy
Fellwar Stone
29%inclusion6 decks21 decks
-5%synergy
Rakdos Signet
24%inclusion5 decks21 decks
-33%synergy
Thran Turbine
24%inclusion5 decks21 decks
23%synergy
Lotus Petal
14%inclusion3 decks21 decks
7%synergy
Mox Opal
14%inclusion3 decks21 decks
10%synergy
Lands
Swamp
95%inclusion20 decks21 decks
-2%synergy
Mountain
90%inclusion19 decks21 decks
-7%synergy
Command Tower
81%inclusion17 decks21 decks
-5%synergy
Sulfurous Springs
67%inclusion14 decks21 decks
19%synergy
Blood Crypt
62%inclusion13 decks21 decks
15%synergy
Luxury Suite
57%inclusion12 decks21 decks
19%synergy
Dragonskull Summit
57%inclusion12 decks21 decks
-7%synergy
Smoldering Marsh
48%inclusion10 decks21 decks
-16%synergy
Temple of Malice
48%inclusion10 decks21 decks
15%synergy
Blightstep Pathway
48%inclusion10 decks21 decks
25%synergy
Valakut Awakening
48%inclusion10 decks21 decks
40%synergy
Blazemire Verge
44%inclusion8 decks18 decks
13%synergy
Boggart Trawler
43%inclusion9 decks21 decks
36%synergy
Graven Cairns
43%inclusion9 decks21 decks
11%synergy
Bloodstained Mire
38%inclusion8 decks21 decks
5%synergy
Raucous Theater
33%inclusion7 decks21 decks
12%synergy
Cavern of Souls
33%inclusion7 decks21 decks
29%synergy
Path of Ancestry
33%inclusion7 decks21 decks
17%synergy
Crystal Grotto
33%inclusion7 decks21 decks
33%synergy
Shadowblood Ridge
29%inclusion6 decks21 decks
-7%synergy
The Grey Havens
29%inclusion6 decks21 decks
28%synergy
Myriad Landscape
24%inclusion5 decks21 decks
7%synergy
Exotic Orchard
24%inclusion5 decks21 decks
-7%synergy
Foreboding Ruins
24%inclusion5 decks21 decks
-22%synergy
Pinnacle Monk
24%inclusion5 decks21 decks
17%synergy
Haunted Ridge
24%inclusion5 decks21 decks
-12%synergy
Rakdos Carnarium
19%inclusion4 decks21 decks
-12%synergy
Badlands
19%inclusion4 decks21 decks
6%synergy
Gemstone Caverns
19%inclusion4 decks21 decks
15%synergy
Evolving Wilds
19%inclusion4 decks21 decks
-2%synergy
Tainted Peak
19%inclusion4 decks21 decks
-24%synergy
Blackcleave Cliffs
14%inclusion3 decks21 decks
-6%synergy
Opal Palace
14%inclusion3 decks21 decks
13%synergy
City of Brass
14%inclusion3 decks21 decks
8%synergy
Maestros Theater
14%inclusion3 decks21 decks
12%synergy
Sundering Eruption
14%inclusion3 decks21 decks
9%synergy
Rumble Arena
10%inclusion1 decks10 decks
10%synergy
Fell the Profane
10%inclusion2 decks21 decks
-3%synergy
Terramorphic Expanse
10%inclusion2 decks21 decks
-6%synergy
Auntie's Hovel
10%inclusion2 decks21 decks
8%synergy
Blackbloom Rogue
10%inclusion2 decks21 decks
9%synergy
Verdant Catacombs
10%inclusion2 decks21 decks
3%synergy
Drossforge Bridge
10%inclusion2 decks21 decks
4%synergy
Riveteers Overlook
10%inclusion2 decks21 decks
8%synergy
Agadeem's Awakening
10%inclusion2 decks21 decks
6%synergy
Mount Doom
10%inclusion2 decks21 decks
-6%synergy
Bloodfell Caves
10%inclusion2 decks21 decks
-9%synergy
Reflecting Pool
10%inclusion2 decks21 decks
6%synergy
Mana Confluence
10%inclusion2 decks21 decks
4%synergy
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