Grenzo, Dungeon Warden (Commander) - Core Graveyard

Grenzo, Dungeon Warden
Rank #542
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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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Junktroller
67%inclusion6 decks9 decks
66%synergy
Tomb Trawler
67%inclusion6 decks9 decks
66%synergy
Ravenous Chupacabra
67%inclusion6 decks9 decks
65%synergy
Meteor Golem
67%inclusion6 decks9 decks
64%synergy
Bronze Walrus
56%inclusion5 decks9 decks
55%synergy
Hoverstone Pilgrim
56%inclusion5 decks9 decks
55%synergy
Workhorse
56%inclusion5 decks9 decks
55%synergy
Duplicant
56%inclusion5 decks9 decks
55%synergy
Barkform Harvester
56%inclusion5 decks9 decks
55%synergy
Palladium Myr
56%inclusion5 decks9 decks
54%synergy
Top Cards
Solemn Simulacrum
56%inclusion5 decks9 decks
37%synergy
Gray Merchant of Asphodel
56%inclusion5 decks9 decks
45%synergy
Mindclaw Shaman
44%inclusion4 decks9 decks
44%synergy
Desecrated Tomb
44%inclusion4 decks9 decks
44%synergy
Bone Shredder
44%inclusion4 decks9 decks
44%synergy
Iron Myr
44%inclusion4 decks9 decks
42%synergy
Tel-Jilad Stylus
44%inclusion4 decks9 decks
44%synergy
The Cauldron of Eternity
44%inclusion4 decks9 decks
43%synergy
Flayer of the Hatebound
44%inclusion4 decks9 decks
43%synergy
Nekrataal
44%inclusion4 decks9 decks
44%synergy
Creatures
Priest of Gix
44%inclusion4 decks9 decks
42%synergy
Viscera Seer
44%inclusion4 decks9 decks
35%synergy
Anger
44%inclusion4 decks9 decks
32%synergy
Leaden Myr
44%inclusion4 decks9 decks
42%synergy
Priest of Urabrask
44%inclusion4 decks9 decks
43%synergy
Soldevi Adnate
33%inclusion3 decks9 decks
33%synergy
Epitaph Golem
33%inclusion3 decks9 decks
33%synergy
Reito Sentinel
33%inclusion3 decks9 decks
33%synergy
Doomed Necromancer
33%inclusion3 decks9 decks
32%synergy
Clone Shell
33%inclusion3 decks9 decks
33%synergy
Relic Retriever
33%inclusion1 decks3 decks
33%synergy
Siege-Gang Commander
33%inclusion3 decks9 decks
30%synergy
Pawn of Ulamog
33%inclusion3 decks9 decks
31%synergy
Canal Dredger
33%inclusion3 decks9 decks
33%synergy
Chainer, Nightmare Adept
33%inclusion3 decks9 decks
26%synergy
Woe Strider
33%inclusion3 decks9 decks
31%synergy
Merchant of Venom
33%inclusion1 decks3 decks
33%synergy
Syr Konrad, the Grim
33%inclusion3 decks9 decks
25%synergy
Spirit of Resilience
33%inclusion1 decks3 decks
33%synergy
Skirge Familiar
33%inclusion3 decks9 decks
33%synergy
Zookeeper Mechan
29%inclusion2 decks7 decks
28%synergy
Tempestra, Dame of Games
25%inclusion1 decks4 decks
25%synergy
Plaguecrafter
22%inclusion2 decks9 decks
18%synergy
Skeleton Crew
22%inclusion2 decks9 decks
22%synergy
Mahadi, Emporium Master
22%inclusion2 decks9 decks
9%synergy
Young Necromancer
22%inclusion2 decks9 decks
22%synergy
Doom Weaver
22%inclusion2 decks9 decks
22%synergy
Sadistic Hypnotist
22%inclusion2 decks9 decks
22%synergy
Burnished Hart
22%inclusion2 decks9 decks
18%synergy
Hell's Caretaker
22%inclusion2 decks9 decks
22%synergy
Treasonous Ogre
22%inclusion2 decks9 decks
19%synergy
Illuminor Szeras
22%inclusion2 decks9 decks
21%synergy
Tree of Perdition
22%inclusion2 decks9 decks
21%synergy
Dire Fleet Daredevil
22%inclusion2 decks9 decks
20%synergy
Arcbound Fiend
22%inclusion2 decks9 decks
22%synergy
Shriekmaw
22%inclusion2 decks9 decks
20%synergy
Scampering Surveyor
22%inclusion2 decks9 decks
22%synergy
Arcbound Ravager
22%inclusion2 decks9 decks
22%synergy
Warteye Witch
22%inclusion2 decks9 decks
22%synergy
Fleshbag Marauder
22%inclusion2 decks9 decks
20%synergy
Whisper, Blood Liturgist
22%inclusion2 decks9 decks
22%synergy
Tormod, the Desecrator
22%inclusion2 decks9 decks
22%synergy
Imotekh the Stormlord
22%inclusion2 decks9 decks
22%synergy
Ornithopter of Paradise
22%inclusion2 decks9 decks
19%synergy
Witty Roastmaster
22%inclusion2 decks9 decks
20%synergy
Mogg War Marshal
22%inclusion2 decks9 decks
20%synergy
Clockwork Dragon
22%inclusion2 decks9 decks
22%synergy
Morbid Opportunist
22%inclusion2 decks9 decks
7%synergy
Blood Artist
22%inclusion2 decks9 decks
4%synergy
Hedron Crawler
22%inclusion2 decks9 decks
22%synergy
Instants
Chaos Warp
33%inclusion3 decks9 decks
-14%synergy
Thrill of Possibility
22%inclusion2 decks9 decks
4%synergy
Rakdos Charm
22%inclusion2 decks9 decks
-21%synergy
Burnt Offering
22%inclusion2 decks9 decks
17%synergy
Fire Prophecy
22%inclusion2 decks9 decks
22%synergy
Valakut Awakening
22%inclusion2 decks9 decks
14%synergy
Volcanic Spite
11%inclusion1 decks9 decks
11%synergy
Shred Memory
11%inclusion1 decks9 decks
11%synergy
Go for the Throat
11%inclusion1 decks9 decks
4%synergy
Flare of Malice
11%inclusion1 decks9 decks
9%synergy
Supernatural Stamina
11%inclusion1 decks9 decks
6%synergy
Bedevil
11%inclusion1 decks9 decks
-23%synergy
Ashnod's Intervention
11%inclusion1 decks9 decks
10%synergy
Wither and Bloom
11%inclusion1 decks9 decks
11%synergy
Blood Pact
11%inclusion1 decks9 decks
7%synergy
Flare of Duplication
11%inclusion1 decks9 decks
6%synergy
Abrade
11%inclusion1 decks9 decks
-10%synergy
Sorceries
Living Death
33%inclusion3 decks9 decks
29%synergy
Blood Price
22%inclusion2 decks9 decks
22%synergy
Mana Geyser
22%inclusion2 decks9 decks
9%synergy
Villainous Wrath
14%inclusion1 decks7 decks
13%synergy
Cathartic Reunion
11%inclusion1 decks9 decks
5%synergy
Unmarked Grave
11%inclusion1 decks9 decks
9%synergy
Victimize
11%inclusion1 decks9 decks
-4%synergy
Faithless Looting
11%inclusion1 decks9 decks
-16%synergy
Agadeem's Awakening
11%inclusion1 decks9 decks
8%synergy
Bond of Revival
11%inclusion1 decks9 decks
11%synergy
Dread Summons
11%inclusion1 decks9 decks
11%synergy
Night's Whisper
11%inclusion1 decks9 decks
-9%synergy
Buried Alive
11%inclusion1 decks9 decks
6%synergy
Ambition's Cost
11%inclusion1 decks9 decks
9%synergy
Hex
11%inclusion1 decks9 decks
11%synergy
Atrocious Experiment
11%inclusion1 decks9 decks
11%synergy
Grab the Prize
11%inclusion1 decks9 decks
1%synergy
Final Parting
11%inclusion1 decks9 decks
9%synergy
Deluge of Doom
11%inclusion1 decks9 decks
11%synergy
Twilight's Call
11%inclusion1 decks9 decks
11%synergy
Zombify
11%inclusion1 decks9 decks
10%synergy
Stitch Together
11%inclusion1 decks9 decks
10%synergy
Grim Discovery
11%inclusion1 decks9 decks
11%synergy
Bloodsoaked Insight
11%inclusion1 decks9 decks
3%synergy
Dimir Machinations
11%inclusion1 decks9 decks
11%synergy
Into the Fire
11%inclusion1 decks9 decks
10%synergy
Devil's Play
11%inclusion1 decks9 decks
11%synergy
Shattering Spree
11%inclusion1 decks9 decks
11%synergy
Utility Artifacts
Heartstone
33%inclusion3 decks9 decks
31%synergy
Ashnod's Altar
22%inclusion2 decks9 decks
12%synergy
Swiftfoot Boots
22%inclusion2 decks9 decks
-9%synergy
Reito Lantern
22%inclusion2 decks9 decks
22%synergy
Bloodthorn Flail
11%inclusion1 decks9 decks
11%synergy
Skeleton Shard
11%inclusion1 decks9 decks
11%synergy
Matzalantli, the Great Door
11%inclusion1 decks9 decks
10%synergy
Jar of Eyeballs
11%inclusion1 decks9 decks
11%synergy
Crucible of Worlds
11%inclusion1 decks9 decks
10%synergy
Teferi's Puzzle Box
11%inclusion1 decks9 decks
10%synergy
Darksteel Pendant
11%inclusion1 decks9 decks
11%synergy
Ghost Lantern
11%inclusion1 decks9 decks
10%synergy
Coat of Arms
11%inclusion1 decks9 decks
10%synergy
Skullclamp
11%inclusion1 decks9 decks
1%synergy
Cloak and Dagger
11%inclusion1 decks9 decks
11%synergy
Transmogrant's Crown
11%inclusion1 decks9 decks
11%synergy
Mirror of Galadriel
11%inclusion1 decks9 decks
11%synergy
Leather Armor
11%inclusion1 decks9 decks
11%synergy
Phyrexian Altar
11%inclusion1 decks9 decks
5%synergy
Cellar Door
11%inclusion1 decks9 decks
11%synergy
Soldevi Digger
11%inclusion1 decks9 decks
11%synergy
Navigation Orb
11%inclusion1 decks9 decks
11%synergy
Crystal Ball
11%inclusion1 decks9 decks
11%synergy
Witches' Eye
11%inclusion1 decks9 decks
11%synergy
Lightning Greaves
11%inclusion1 decks9 decks
-24%synergy
Ring of Xathrid
11%inclusion1 decks9 decks
11%synergy
Hero's Blade
11%inclusion1 decks9 decks
11%synergy
Spawning Pit
11%inclusion1 decks9 decks
11%synergy
Enchantments
Shadows of the Past
22%inclusion2 decks9 decks
22%synergy
Defiled Crypt // Cadaver Lab
22%inclusion2 decks9 decks
22%synergy
Thran Vigil
11%inclusion1 decks9 decks
10%synergy
Consecrated by Blood
11%inclusion1 decks9 decks
11%synergy
Dark Privilege
11%inclusion1 decks9 decks
11%synergy
Mana Echoes
11%inclusion1 decks9 decks
11%synergy
Mindmoil
11%inclusion1 decks9 decks
11%synergy
Rising of the Day
11%inclusion1 decks9 decks
7%synergy
Vampiric Rites
11%inclusion1 decks9 decks
8%synergy
Necrosynthesis
11%inclusion1 decks9 decks
11%synergy
Soul Channeling
11%inclusion1 decks9 decks
11%synergy
Braid of Fire
11%inclusion1 decks9 decks
9%synergy
Skeletal Grimace
11%inclusion1 decks9 decks
11%synergy
Sigil of Myrkul
11%inclusion1 decks9 decks
11%synergy
Agent of the Shadow Thieves
11%inclusion1 decks9 decks
10%synergy
Polluted Cistern // Dim Oubliette
11%inclusion1 decks9 decks
11%synergy
Canonized in Blood
11%inclusion1 decks9 decks
11%synergy
Utility Lands
Phyrexian Tower
33%inclusion3 decks9 decks
23%synergy
Buried Ruin
33%inclusion3 decks9 decks
30%synergy
Temple of the False God
33%inclusion3 decks9 decks
24%synergy
Cabal Stronghold
22%inclusion2 decks9 decks
22%synergy
Zhalfirin Void
22%inclusion2 decks9 decks
21%synergy
Mortuary Mire
22%inclusion2 decks9 decks
17%synergy
Barren Moor
22%inclusion2 decks9 decks
18%synergy
Spinerock Knoll
22%inclusion2 decks9 decks
13%synergy
Clive's Hideaway
13%inclusion1 decks8 decks
12%synergy
Bojuka Bog
11%inclusion1 decks9 decks
-24%synergy
Memorial to Folly
11%inclusion1 decks9 decks
10%synergy
Lavaclaw Reaches
11%inclusion1 decks9 decks
9%synergy
Cradle of the Accursed
11%inclusion1 decks9 decks
11%synergy
Blast Zone
11%inclusion1 decks9 decks
11%synergy
Forgotten Cave
11%inclusion1 decks9 decks
6%synergy
Treasure Vault
11%inclusion1 decks9 decks
5%synergy
Howltooth Hollow
11%inclusion1 decks9 decks
11%synergy
Crypt of Agadeem
11%inclusion1 decks9 decks
10%synergy
Crystal Vein
11%inclusion1 decks9 decks
10%synergy
Fomori Vault
11%inclusion1 decks9 decks
10%synergy
Cabal Coffers
11%inclusion1 decks9 decks
2%synergy
Geier Reach Sanitarium
11%inclusion1 decks9 decks
6%synergy
Command Beacon
11%inclusion1 decks9 decks
5%synergy
Nykthos, Shrine to Nyx
11%inclusion1 decks9 decks
9%synergy
High Market
11%inclusion1 decks9 decks
7%synergy
Inventors' Fair
11%inclusion1 decks9 decks
9%synergy
Castle Embereth
11%inclusion1 decks9 decks
9%synergy
Polluted Mire
11%inclusion1 decks9 decks
10%synergy
Rix Maadi, Dungeon Palace
11%inclusion1 decks9 decks
9%synergy
Takenuma, Abandoned Mire
11%inclusion1 decks9 decks
3%synergy
Ifnir Deadlands
11%inclusion1 decks9 decks
9%synergy
Dakmor Salvage
11%inclusion1 decks9 decks
11%synergy
Three Tree City
11%inclusion1 decks9 decks
8%synergy
Urborg, Tomb of Yawgmoth
11%inclusion1 decks9 decks
-8%synergy
Rogue's Passage
11%inclusion1 decks9 decks
-9%synergy
Great Furnace
11%inclusion1 decks9 decks
5%synergy
Field of Ruin
11%inclusion1 decks9 decks
10%synergy
Mana Artifacts
Sol Ring
33%inclusion3 decks9 decks
-53%synergy
Mind Stone
33%inclusion3 decks9 decks
6%synergy
Commander's Sphere
22%inclusion2 decks9 decks
7%synergy
Thran Turbine
22%inclusion2 decks9 decks
21%synergy
Lantern of Revealing
11%inclusion1 decks9 decks
11%synergy
Charcoal Diamond
11%inclusion1 decks9 decks
3%synergy
Talisman of Indulgence
11%inclusion1 decks9 decks
-44%synergy
Vessel of Endless Rest
11%inclusion1 decks9 decks
11%synergy
Fellwar Stone
11%inclusion1 decks9 decks
-22%synergy
Fire Diamond
11%inclusion1 decks9 decks
3%synergy
Prismatic Lens
11%inclusion1 decks9 decks
10%synergy
Lands
Command Tower
100%inclusion9 decks9 decks
14%synergy
Swamp
100%inclusion9 decks9 decks
2%synergy
Mountain
100%inclusion9 decks9 decks
2%synergy
Dragonskull Summit
56%inclusion5 decks9 decks
-9%synergy
Temple of Malice
56%inclusion5 decks9 decks
23%synergy
Path of Ancestry
56%inclusion5 decks9 decks
39%synergy
Rakdos Carnarium
44%inclusion4 decks9 decks
14%synergy
Crystal Grotto
44%inclusion4 decks9 decks
44%synergy
Bloodstained Mire
44%inclusion4 decks9 decks
11%synergy
Canyon Slough
33%inclusion3 decks9 decks
14%synergy
Exotic Orchard
33%inclusion3 decks9 decks
2%synergy
Smoldering Marsh
33%inclusion3 decks9 decks
-30%synergy
Luxury Suite
33%inclusion3 decks9 decks
-5%synergy
The Grey Havens
33%inclusion3 decks9 decks
33%synergy
Badlands
22%inclusion2 decks9 decks
9%synergy
Shadowblood Ridge
22%inclusion2 decks9 decks
-13%synergy
Blood Crypt
22%inclusion2 decks9 decks
-26%synergy
Graven Cairns
22%inclusion2 decks9 decks
-10%synergy
Bloodfell Caves
22%inclusion2 decks9 decks
4%synergy
Evolving Wilds
22%inclusion2 decks9 decks
2%synergy
Opal Palace
22%inclusion2 decks9 decks
21%synergy
Tainted Peak
22%inclusion2 decks9 decks
-21%synergy
Blightstep Pathway
22%inclusion2 decks9 decks
-0%synergy
Cinder Barrens
22%inclusion2 decks9 decks
19%synergy
Valakut Awakening
22%inclusion2 decks9 decks
14%synergy
The Mycosynth Gardens
11%inclusion1 decks9 decks
10%synergy
Raucous Theater
11%inclusion1 decks9 decks
-11%synergy
Fabled Passage
11%inclusion1 decks9 decks
2%synergy
Terramorphic Expanse
11%inclusion1 decks9 decks
-4%synergy
Akoum Refuge
11%inclusion1 decks9 decks
5%synergy
Rakdos Guildgate
11%inclusion1 decks9 decks
5%synergy
Drossforge Bridge
11%inclusion1 decks9 decks
5%synergy
Captivating Cave
11%inclusion1 decks9 decks
11%synergy
Agadeem's Awakening
11%inclusion1 decks9 decks
8%synergy
Blackcleave Cliffs
11%inclusion1 decks9 decks
-9%synergy
Foreboding Ruins
11%inclusion1 decks9 decks
-35%synergy
Verdant Catacombs
11%inclusion1 decks9 decks
4%synergy
Boggart Trawler
11%inclusion1 decks9 decks
4%synergy
Rocky Tar Pit
11%inclusion1 decks9 decks
9%synergy
Demolition Field
11%inclusion1 decks9 decks
9%synergy
Blazemire Verge
11%inclusion1 decks9 decks
-20%synergy
Bloodsoaked Insight
11%inclusion1 decks9 decks
3%synergy
Haunted Ridge
11%inclusion1 decks9 decks
-25%synergy
Geothermal Bog
11%inclusion1 decks9 decks
2%synergy
Tramway Station
11%inclusion1 decks9 decks
9%synergy
Study Hall
11%inclusion1 decks9 decks
11%synergy
Polluted Delta
11%inclusion1 decks9 decks
3%synergy
Pinnacle Monk
11%inclusion1 decks9 decks
4%synergy
Sulfurous Springs
11%inclusion1 decks9 decks
-37%synergy
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