Grenzo, Dungeon Warden (Commander) - Core Burn

Grenzo, Dungeon Warden
Rank #544
6decks
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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
Lands
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Tel-Jilad Stylus
83%inclusion5 decks6 decks
83%synergy
Barkform Harvester
83%inclusion5 decks6 decks
82%synergy
Epitaph Golem
67%inclusion4 decks6 decks
66%synergy
Junktroller
67%inclusion4 decks6 decks
66%synergy
The Cauldron of Eternity
67%inclusion4 decks6 decks
66%synergy
Heartstone
67%inclusion4 decks6 decks
65%synergy
Meteor Golem
67%inclusion4 decks6 decks
64%synergy
Zulaport Cutthroat
67%inclusion4 decks6 decks
59%synergy
Viscera Seer
67%inclusion4 decks6 decks
58%synergy
Blood Artist
67%inclusion4 decks6 decks
48%synergy
Creatures
Murderous Redcap
50%inclusion3 decks6 decks
46%synergy
Duplicant
50%inclusion3 decks6 decks
49%synergy
Ravenous Chupacabra
50%inclusion3 decks6 decks
48%synergy
Sling-Gang Lieutenant
50%inclusion3 decks6 decks
46%synergy
Siege-Gang Commander
50%inclusion3 decks6 decks
46%synergy
The Frightful Four
50%inclusion1 decks2 decks
49%synergy
Hoverstone Pilgrim
50%inclusion3 decks6 decks
49%synergy
Stick, Fearless Mentor
50%inclusion1 decks2 decks
50%synergy
Emrakul's Hatcher
33%inclusion2 decks6 decks
33%synergy
Zealous Conscripts
33%inclusion2 decks6 decks
31%synergy
Wort, Boggart Auntie
33%inclusion2 decks6 decks
32%synergy
Shriekmaw
33%inclusion2 decks6 decks
31%synergy
Treasonous Ogre
33%inclusion2 decks6 decks
30%synergy
Treasure Nabber
33%inclusion2 decks6 decks
29%synergy
Krenko, Mob Boss
33%inclusion2 decks6 decks
28%synergy
Goblin Matron
33%inclusion2 decks6 decks
30%synergy
Plundering Barbarian
33%inclusion2 decks6 decks
33%synergy
Gray Merchant of Asphodel
33%inclusion2 decks6 decks
23%synergy
Mirkwood Bats
33%inclusion2 decks6 decks
19%synergy
Woe Strider
33%inclusion2 decks6 decks
31%synergy
Mai, Scornful Striker
33%inclusion2 decks6 decks
30%synergy
Lord Skitter's Butcher
33%inclusion2 decks6 decks
33%synergy
Falkenrath Noble
33%inclusion2 decks6 decks
29%synergy
Chainer, Nightmare Adept
33%inclusion2 decks6 decks
26%synergy
Goblin Engineer
33%inclusion2 decks6 decks
29%synergy
Mogg War Marshal
33%inclusion2 decks6 decks
31%synergy
Witty Roastmaster
33%inclusion2 decks6 decks
31%synergy
Dalek Drone
33%inclusion2 decks6 decks
33%synergy
Callous Bloodmage
33%inclusion2 decks6 decks
33%synergy
Munitions Expert
33%inclusion2 decks6 decks
31%synergy
Pashalik Mons
33%inclusion2 decks6 decks
31%synergy
Canal Dredger
33%inclusion2 decks6 decks
33%synergy
Pitiless Plunderer
33%inclusion2 decks6 decks
20%synergy
Kiki-Jiki, Mirror Breaker
33%inclusion2 decks6 decks
29%synergy
Plaguecrafter
33%inclusion2 decks6 decks
29%synergy
Tomb Trawler
33%inclusion2 decks6 decks
33%synergy
Accursed Marauder
33%inclusion2 decks6 decks
28%synergy
Priest of Gix
33%inclusion2 decks6 decks
31%synergy
Deathbringer Thoctar
33%inclusion2 decks6 decks
33%synergy
Priest of Urabrask
33%inclusion2 decks6 decks
31%synergy
Reito Sentinel
33%inclusion2 decks6 decks
33%synergy
Beetleback Chief
33%inclusion2 decks6 decks
32%synergy
Puppeteer Clique
33%inclusion2 decks6 decks
32%synergy
Hexing Squelcher
33%inclusion2 decks6 decks
19%synergy
Scuzzback Scrounger
33%inclusion2 decks6 decks
29%synergy
Vile Entomber
33%inclusion2 decks6 decks
32%synergy
Rapacious Dragon
17%inclusion1 decks6 decks
16%synergy
Junk Diver
17%inclusion1 decks6 decks
16%synergy
Muxus, Goblin Grandee
17%inclusion1 decks6 decks
15%synergy
Goblin Trashmaster
17%inclusion1 decks6 decks
15%synergy
Instants
Chaos Warp
50%inclusion3 decks6 decks
3%synergy
Fire Prophecy
33%inclusion2 decks6 decks
33%synergy
Bedevil
33%inclusion2 decks6 decks
-0%synergy
Deadly Rollick
17%inclusion1 decks6 decks
-6%synergy
Volcanic Spite
17%inclusion1 decks6 decks
16%synergy
Thrill of Possibility
17%inclusion1 decks6 decks
-1%synergy
Entomb
17%inclusion1 decks6 decks
10%synergy
Village Rites
17%inclusion1 decks6 decks
1%synergy
Wild Magic Surge
17%inclusion1 decks6 decks
14%synergy
Lightning Bolt
17%inclusion1 decks6 decks
-2%synergy
Electrodominance
17%inclusion1 decks6 decks
15%synergy
Battle Hymn
17%inclusion1 decks6 decks
15%synergy
Dark Ritual
17%inclusion1 decks6 decks
-27%synergy
Cabal Ritual
17%inclusion1 decks6 decks
8%synergy
Rakdos Charm
17%inclusion1 decks6 decks
-27%synergy
Tibalt's Trickery
17%inclusion1 decks6 decks
4%synergy
Pyretic Ritual
17%inclusion1 decks6 decks
10%synergy
Display of Power
17%inclusion1 decks6 decks
16%synergy
Reverberate
17%inclusion1 decks6 decks
14%synergy
Deflecting Swat
17%inclusion1 decks6 decks
-5%synergy
Saw in Half
17%inclusion1 decks6 decks
5%synergy
Nasty End
17%inclusion1 decks6 decks
12%synergy
Abrade
17%inclusion1 decks6 decks
-5%synergy
Valakut Awakening
17%inclusion1 decks6 decks
9%synergy
Withering Torment
17%inclusion1 decks6 decks
-4%synergy
Unbury
17%inclusion1 decks6 decks
15%synergy
Sorceries
Blasphemous Act
50%inclusion3 decks6 decks
-1%synergy
Victimize
33%inclusion2 decks6 decks
19%synergy
Living Death
33%inclusion2 decks6 decks
29%synergy
Pox Plague
25%inclusion1 decks4 decks
25%synergy
Chain Reaction
17%inclusion1 decks6 decks
12%synergy
Plague Wind
17%inclusion1 decks6 decks
16%synergy
Goblin Grenade
17%inclusion1 decks6 decks
16%synergy
Flame Rift
17%inclusion1 decks6 decks
14%synergy
Fraying Omnipotence
17%inclusion1 decks6 decks
16%synergy
Pox
17%inclusion1 decks6 decks
16%synergy
Feed the Swarm
17%inclusion1 decks6 decks
-24%synergy
Read the Bones
17%inclusion1 decks6 decks
5%synergy
Reanimate
17%inclusion1 decks6 decks
-6%synergy
Risky Shortcut
17%inclusion1 decks6 decks
14%synergy
Syphon Mind
17%inclusion1 decks6 decks
12%synergy
Ill-Gotten Gains
17%inclusion1 decks6 decks
17%synergy
Dragon Fodder
17%inclusion1 decks6 decks
15%synergy
Skull Rend
17%inclusion1 decks6 decks
16%synergy
Syphon Soul
17%inclusion1 decks6 decks
16%synergy
Dreadbore
17%inclusion1 decks6 decks
12%synergy
Overpowering Attack
17%inclusion1 decks6 decks
15%synergy
Into the Fire
17%inclusion1 decks6 decks
16%synergy
Utility Artifacts
Ashnod's Altar
50%inclusion3 decks6 decks
40%synergy
Teferi's Puzzle Box
33%inclusion2 decks6 decks
33%synergy
Darksteel Pendant
33%inclusion2 decks6 decks
33%synergy
Crystal Ball
33%inclusion2 decks6 decks
33%synergy
Reito Lantern
33%inclusion2 decks6 decks
33%synergy
Desecrated Tomb
17%inclusion1 decks6 decks
16%synergy
Illusionist's Bracers
17%inclusion1 decks6 decks
16%synergy
Ghost Vacuum
17%inclusion1 decks6 decks
16%synergy
Conjurer's Bauble
17%inclusion1 decks6 decks
16%synergy
Cryptolith Fragment
17%inclusion1 decks6 decks
13%synergy
Ankh of Mishra
17%inclusion1 decks6 decks
14%synergy
Skullclamp
17%inclusion1 decks6 decks
6%synergy
Mimic Vat
17%inclusion1 decks6 decks
15%synergy
Dingus Staff
17%inclusion1 decks6 decks
16%synergy
Cloak and Dagger
17%inclusion1 decks6 decks
16%synergy
Stoneforge Masterwork
17%inclusion1 decks6 decks
17%synergy
Phyrexian Altar
17%inclusion1 decks6 decks
11%synergy
Soldevi Digger
17%inclusion1 decks6 decks
17%synergy
Swiftfoot Boots
17%inclusion1 decks6 decks
-15%synergy
Lightning Greaves
17%inclusion1 decks6 decks
-18%synergy
Chronicle of Victory
17%inclusion1 decks6 decks
15%synergy
Enchantments
Goblin Bombardment
50%inclusion3 decks6 decks
40%synergy
Boggart Mischief
50%inclusion3 decks6 decks
45%synergy
Impact Tremors
33%inclusion2 decks6 decks
22%synergy
Thran Vigil
17%inclusion1 decks6 decks
15%synergy
Manabarbs
17%inclusion1 decks6 decks
11%synergy
Citadel of Pain
17%inclusion1 decks6 decks
15%synergy
Leyline of Punishment
17%inclusion1 decks6 decks
16%synergy
Consecrated by Blood
17%inclusion1 decks6 decks
17%synergy
Dark Privilege
17%inclusion1 decks6 decks
16%synergy
Roiling Vortex
17%inclusion1 decks6 decks
9%synergy
Mindmoil
17%inclusion1 decks6 decks
16%synergy
Warstorm Surge
17%inclusion1 decks6 decks
13%synergy
Criminal Past
17%inclusion1 decks6 decks
16%synergy
Aether Sting
17%inclusion1 decks6 decks
16%synergy
Megrim
17%inclusion1 decks6 decks
16%synergy
Spellshock
17%inclusion1 decks6 decks
14%synergy
Soul Channeling
17%inclusion1 decks6 decks
16%synergy
Teval's Judgment
17%inclusion1 decks6 decks
16%synergy
Sulfuric Vortex
17%inclusion1 decks6 decks
12%synergy
Braid of Fire
17%inclusion1 decks6 decks
15%synergy
Spiteful Visions
17%inclusion1 decks6 decks
8%synergy
Underworld Dreams
17%inclusion1 decks6 decks
9%synergy
Skeletal Grimace
17%inclusion1 decks6 decks
17%synergy
The Rollercrusher Ride
17%inclusion1 decks6 decks
15%synergy
Havoc Festival
17%inclusion1 decks6 decks
14%synergy
Cultist of the Absolute
17%inclusion1 decks6 decks
16%synergy
Painful Quandary
17%inclusion1 decks6 decks
10%synergy
Pestilence
17%inclusion1 decks6 decks
14%synergy
Utility Lands
Zhalfirin Void
50%inclusion3 decks6 decks
49%synergy
Phyrexian Tower
33%inclusion2 decks6 decks
23%synergy
Buried Ruin
33%inclusion2 decks6 decks
30%synergy
Bojuka Bog
17%inclusion1 decks6 decks
-19%synergy
Vault of Whispers
17%inclusion1 decks6 decks
10%synergy
Molten Slagheap
17%inclusion1 decks6 decks
15%synergy
Crypt of Agadeem
17%inclusion1 decks6 decks
16%synergy
Scavenger Grounds
17%inclusion1 decks6 decks
15%synergy
Cabal Coffers
17%inclusion1 decks6 decks
7%synergy
Nykthos, Shrine to Nyx
17%inclusion1 decks6 decks
15%synergy
High Market
17%inclusion1 decks6 decks
12%synergy
Castle Embereth
17%inclusion1 decks6 decks
14%synergy
Rix Maadi, Dungeon Palace
17%inclusion1 decks6 decks
14%synergy
Takenuma, Abandoned Mire
17%inclusion1 decks6 decks
8%synergy
Castle Locthwain
17%inclusion1 decks6 decks
11%synergy
Sokenzan, Crucible of Defiance
17%inclusion1 decks6 decks
13%synergy
Urborg, Tomb of Yawgmoth
17%inclusion1 decks6 decks
-2%synergy
Den of the Bugbear
17%inclusion1 decks6 decks
15%synergy
Great Furnace
17%inclusion1 decks6 decks
10%synergy
Hidden Necropolis
17%inclusion1 decks6 decks
16%synergy
Mana Artifacts
Sol Ring
67%inclusion4 decks6 decks
-19%synergy
Arcane Signet
33%inclusion2 decks6 decks
-48%synergy
Thran Turbine
33%inclusion2 decks6 decks
33%synergy
Rakdos Signet
17%inclusion1 decks6 decks
-40%synergy
Lands
Swamp
100%inclusion6 decks6 decks
2%synergy
Mountain
100%inclusion6 decks6 decks
2%synergy
Command Tower
83%inclusion5 decks6 decks
-3%synergy
Smoldering Marsh
67%inclusion4 decks6 decks
3%synergy
Dragonskull Summit
67%inclusion4 decks6 decks
2%synergy
Sulfurous Springs
67%inclusion4 decks6 decks
18%synergy
Blood Crypt
50%inclusion3 decks6 decks
2%synergy
Foreboding Ruins
50%inclusion3 decks6 decks
4%synergy
Temple of Malice
50%inclusion3 decks6 decks
18%synergy
Raucous Theater
33%inclusion2 decks6 decks
12%synergy
Rakdos Carnarium
33%inclusion2 decks6 decks
3%synergy
Graven Cairns
33%inclusion2 decks6 decks
1%synergy
Blackcleave Cliffs
33%inclusion2 decks6 decks
13%synergy
Luxury Suite
33%inclusion2 decks6 decks
-5%synergy
Blazemire Verge
33%inclusion2 decks6 decks
2%synergy
The Grey Havens
33%inclusion2 decks6 decks
33%synergy
Haunted Ridge
33%inclusion2 decks6 decks
-3%synergy
Blightstep Pathway
33%inclusion2 decks6 decks
11%synergy
Myriad Landscape
17%inclusion1 decks6 decks
0%synergy
Exotic Orchard
17%inclusion1 decks6 decks
-14%synergy
Akoum Refuge
17%inclusion1 decks6 decks
11%synergy
Rakdos Guildgate
17%inclusion1 decks6 decks
10%synergy
Conduit Pylons
17%inclusion1 decks6 decks
16%synergy
Reflecting Pool
17%inclusion1 decks6 decks
13%synergy
Cavern of Souls
17%inclusion1 decks6 decks
12%synergy
Razortrap Gorge
17%inclusion1 decks6 decks
14%synergy
Evolving Wilds
17%inclusion1 decks6 decks
-4%synergy
Opal Palace
17%inclusion1 decks6 decks
15%synergy
Tainted Peak
17%inclusion1 decks6 decks
-27%synergy
Path of Ancestry
17%inclusion1 decks6 decks
0%synergy
Arid Mesa
17%inclusion1 decks6 decks
9%synergy
Abstergo Entertainment
17%inclusion1 decks6 decks
16%synergy
Study Hall
17%inclusion1 decks6 decks
17%synergy
Crystal Grotto
17%inclusion1 decks6 decks
16%synergy
Bloodstained Mire
17%inclusion1 decks6 decks
-17%synergy
Valakut Awakening
17%inclusion1 decks6 decks
9%synergy
Ominous Asylum
17%inclusion1 decks6 decks
15%synergy
Eclipsed Realms
17%inclusion1 decks6 decks
14%synergy
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