Grenzo, Dungeon Warden (Commander) - Core Artifacts

Grenzo, Dungeon Warden
Rank #541
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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Arcbound Overseer
100%inclusion6 decks6 decks
100%synergy
Arcbound Fiend
83%inclusion5 decks6 decks
83%synergy
Arcbound Reclaimer
83%inclusion5 decks6 decks
83%synergy
Arcbound Crusher
83%inclusion5 decks6 decks
83%synergy
Arcbound Condor
83%inclusion5 decks6 decks
83%synergy
Bronze Walrus
83%inclusion5 decks6 decks
83%synergy
Junktroller
83%inclusion5 decks6 decks
83%synergy
Hoverstone Pilgrim
83%inclusion5 decks6 decks
83%synergy
Workhorse
83%inclusion5 decks6 decks
83%synergy
Threefold Thunderhulk
83%inclusion5 decks6 decks
83%synergy
Top Cards
Ornithopter of Paradise
83%inclusion5 decks6 decks
80%synergy
Palladium Myr
83%inclusion5 decks6 decks
82%synergy
Solemn Simulacrum
67%inclusion4 decks6 decks
48%synergy
Barkform Harvester
67%inclusion4 decks6 decks
66%synergy
Pentavus
67%inclusion4 decks6 decks
67%synergy
Arcbound Whelp
67%inclusion4 decks6 decks
67%synergy
Pit Automaton
67%inclusion4 decks6 decks
66%synergy
Arcbound Ravager
67%inclusion4 decks6 decks
66%synergy
Burnished Hart
67%inclusion4 decks6 decks
62%synergy
Clone Shell
67%inclusion4 decks6 decks
66%synergy
Creatures
Swiftgear Drake
67%inclusion4 decks6 decks
67%synergy
Viscera Seer
67%inclusion4 decks6 decks
58%synergy
Ignition Team
67%inclusion4 decks6 decks
67%synergy
Duplicant
67%inclusion4 decks6 decks
66%synergy
Arcbound Lancer
67%inclusion4 decks6 decks
67%synergy
Hexavus
67%inclusion4 decks6 decks
67%synergy
Arcbound Slasher
67%inclusion4 decks6 decks
67%synergy
Steel Overseer
67%inclusion4 decks6 decks
66%synergy
Marionette Master
67%inclusion4 decks6 decks
61%synergy
Iron Myr
50%inclusion3 decks6 decks
48%synergy
Arcbound Bruiser
50%inclusion3 decks6 decks
50%synergy
Slobad, Goblin Tinkerer
50%inclusion3 decks6 decks
50%synergy
Pitiless Plunderer
50%inclusion3 decks6 decks
37%synergy
Tomb Trawler
50%inclusion3 decks6 decks
49%synergy
Scrapyard Recombiner
50%inclusion3 decks6 decks
50%synergy
Clockwork Dragon
50%inclusion3 decks6 decks
50%synergy
Ravenous Chupacabra
50%inclusion3 decks6 decks
48%synergy
Arcbound Tracker
50%inclusion3 decks6 decks
50%synergy
Surge Conductor
40%inclusion2 decks5 decks
40%synergy
Kiki-Jiki, Mirror Breaker
33%inclusion2 decks6 decks
29%synergy
Goblin Welder
33%inclusion2 decks6 decks
31%synergy
Phyrexian Vivisector
33%inclusion2 decks6 decks
33%synergy
Scuttlemutt
33%inclusion2 decks6 decks
33%synergy
Arcbound Hybrid
33%inclusion2 decks6 decks
33%synergy
Scrap Welder
33%inclusion2 decks6 decks
33%synergy
Pawn of Ulamog
33%inclusion2 decks6 decks
31%synergy
Hell's Caretaker
33%inclusion2 decks6 decks
33%synergy
Syr Konrad, the Grim
33%inclusion2 decks6 decks
24%synergy
Hagra Constrictor
33%inclusion2 decks6 decks
33%synergy
Agitator Ant
33%inclusion2 decks6 decks
31%synergy
Illuminor Szeras
33%inclusion2 decks6 decks
32%synergy
Pinnacle Monk
33%inclusion2 decks6 decks
26%synergy
Alloy Myr
33%inclusion2 decks6 decks
33%synergy
Priest of Urabrask
33%inclusion2 decks6 decks
31%synergy
Meteor Golem
33%inclusion2 decks6 decks
31%synergy
Priest of Gix
33%inclusion2 decks6 decks
31%synergy
Foreboding Statue
33%inclusion2 decks6 decks
33%synergy
Myr Retriever
33%inclusion2 decks6 decks
32%synergy
Nefarious Imp
33%inclusion2 decks6 decks
33%synergy
Goblin Engineer
33%inclusion2 decks6 decks
29%synergy
Feldon of the Third Path
33%inclusion2 decks6 decks
29%synergy
Leaden Myr
33%inclusion2 decks6 decks
31%synergy
Flayer of the Hatebound
33%inclusion2 decks6 decks
32%synergy
Bloatfly Swarm
33%inclusion2 decks6 decks
33%synergy
The Walls of Ba Sing Se
25%inclusion1 decks4 decks
24%synergy
Interceptor Mechan
20%inclusion1 decks5 decks
20%synergy
Zookeeper Mechan
20%inclusion1 decks5 decks
19%synergy
Murderous Rider
17%inclusion1 decks6 decks
15%synergy
Hedron Crawler
17%inclusion1 decks6 decks
16%synergy
Wreck Hunter
17%inclusion1 decks6 decks
17%synergy
Instants
Volcanic Spite
33%inclusion2 decks6 decks
33%synergy
Fire Prophecy
33%inclusion2 decks6 decks
33%synergy
Valakut Awakening
33%inclusion2 decks6 decks
26%synergy
Manhole Missile
25%inclusion1 decks4 decks
25%synergy
Malakir Rebirth
17%inclusion1 decks6 decks
1%synergy
Kazuul's Fury
17%inclusion1 decks6 decks
13%synergy
Sorceries
Dread Return
17%inclusion1 decks6 decks
12%synergy
Drown in Ichor
17%inclusion1 decks6 decks
16%synergy
Into the Fire
17%inclusion1 decks6 decks
16%synergy
Utility Artifacts
Crucible of Worlds
50%inclusion3 decks6 decks
49%synergy
Heartstone
50%inclusion3 decks6 decks
48%synergy
The Cauldron of Eternity
50%inclusion3 decks6 decks
49%synergy
Nettlecyst
33%inclusion2 decks6 decks
33%synergy
Treasure Map
33%inclusion2 decks6 decks
32%synergy
Darksteel Pendant
33%inclusion2 decks6 decks
33%synergy
Ashnod's Altar
33%inclusion2 decks6 decks
23%synergy
Tel-Jilad Stylus
33%inclusion2 decks6 decks
33%synergy
Crystal Ball
33%inclusion2 decks6 decks
33%synergy
Skeleton Shard
17%inclusion1 decks6 decks
17%synergy
Desecrated Tomb
17%inclusion1 decks6 decks
16%synergy
Unwinding Clock
17%inclusion1 decks6 decks
16%synergy
Teferi's Puzzle Box
17%inclusion1 decks6 decks
16%synergy
Contagion Engine
17%inclusion1 decks6 decks
16%synergy
Cloak and Dagger
17%inclusion1 decks6 decks
16%synergy
Cranial Plating
17%inclusion1 decks6 decks
15%synergy
Mazemind Tome
17%inclusion1 decks6 decks
17%synergy
Animation Module
17%inclusion1 decks6 decks
15%synergy
Andúril, Narsil Reforged
17%inclusion1 decks6 decks
16%synergy
Swiftfoot Boots
17%inclusion1 decks6 decks
-15%synergy
Witches' Eye
17%inclusion1 decks6 decks
17%synergy
Goblin Charbelcher
17%inclusion1 decks6 decks
16%synergy
Lightning Greaves
17%inclusion1 decks6 decks
-18%synergy
Wondrous Crucible
17%inclusion1 decks6 decks
16%synergy
Adaptive Omnitool
17%inclusion1 decks6 decks
16%synergy
Cranial Ram
17%inclusion1 decks6 decks
15%synergy
Reito Lantern
17%inclusion1 decks6 decks
16%synergy
Codex Shredder
17%inclusion1 decks6 decks
16%synergy
Enchantments
Thran Vigil
17%inclusion1 decks6 decks
16%synergy
Phyrexian Scriptures
17%inclusion1 decks6 decks
16%synergy
Dark Privilege
17%inclusion1 decks6 decks
16%synergy
All Will Be One
17%inclusion1 decks6 decks
14%synergy
Tavern Brawler
17%inclusion1 decks6 decks
16%synergy
Agent of the Shadow Thieves
17%inclusion1 decks6 decks
16%synergy
Planeswalkers
Daretti, Ingenious Iconoclast
17%inclusion1 decks6 decks
16%synergy
Utility Lands
Buried Ruin
67%inclusion4 decks6 decks
63%synergy
Zhalfirin Void
50%inclusion3 decks6 decks
49%synergy
Isolated Watchtower
50%inclusion3 decks6 decks
50%synergy
Blinkmoth Nexus
33%inclusion2 decks6 decks
33%synergy
Inventors' Fair
33%inclusion2 decks6 decks
32%synergy
Karn's Bastion
33%inclusion2 decks6 decks
32%synergy
Rogue's Passage
33%inclusion2 decks6 decks
14%synergy
Great Furnace
33%inclusion2 decks6 decks
27%synergy
Multiversal Passage
25%inclusion1 decks4 decks
24%synergy
Midgar, City of Mako
20%inclusion1 decks5 decks
14%synergy
Bojuka Bog
17%inclusion1 decks6 decks
-19%synergy
Vault of Whispers
17%inclusion1 decks6 decks
10%synergy
Phyrexian Tower
17%inclusion1 decks6 decks
6%synergy
Mortuary Mire
17%inclusion1 decks6 decks
11%synergy
Tomb of the Spirit Dragon
17%inclusion1 decks6 decks
17%synergy
Ghost Quarter
17%inclusion1 decks6 decks
15%synergy
Arid Archway
17%inclusion1 decks6 decks
16%synergy
Treasure Vault
17%inclusion1 decks6 decks
11%synergy
Howltooth Hollow
17%inclusion1 decks6 decks
17%synergy
Fomori Vault
17%inclusion1 decks6 decks
16%synergy
Inkmoth Nexus
17%inclusion1 decks6 decks
16%synergy
Spinerock Knoll
17%inclusion1 decks6 decks
7%synergy
Witch's Cottage
17%inclusion1 decks6 decks
14%synergy
Diamond City
17%inclusion1 decks6 decks
16%synergy
Darksteel Citadel
17%inclusion1 decks6 decks
13%synergy
Castle Embereth
17%inclusion1 decks6 decks
14%synergy
Takenuma, Abandoned Mire
17%inclusion1 decks6 decks
8%synergy
Great Hall of the Citadel
17%inclusion1 decks6 decks
16%synergy
Temple of the False God
17%inclusion1 decks6 decks
7%synergy
Nesting Grounds
17%inclusion1 decks6 decks
16%synergy
Guildless Commons
17%inclusion1 decks6 decks
16%synergy
Field of Ruin
17%inclusion1 decks6 decks
15%synergy
Mana Artifacts
Sol Ring
33%inclusion2 decks6 decks
-53%synergy
Thran Turbine
33%inclusion2 decks6 decks
33%synergy
Unstable Obelisk
17%inclusion1 decks6 decks
16%synergy
Commander's Sphere
17%inclusion1 decks6 decks
1%synergy
Arcane Signet
17%inclusion1 decks6 decks
-65%synergy
Hedron Archive
17%inclusion1 decks6 decks
15%synergy
Seer's Lantern
17%inclusion1 decks6 decks
17%synergy
Vessel of Endless Rest
17%inclusion1 decks6 decks
16%synergy
Fire Diamond
17%inclusion1 decks6 decks
9%synergy
Liquimetal Torque
17%inclusion1 decks6 decks
12%synergy
Victory Chimes
17%inclusion1 decks6 decks
16%synergy
Lands
Swamp
100%inclusion6 decks6 decks
2%synergy
Mountain
100%inclusion6 decks6 decks
2%synergy
Command Tower
67%inclusion4 decks6 decks
-19%synergy
Dragonskull Summit
67%inclusion4 decks6 decks
2%synergy
Crystal Grotto
67%inclusion4 decks6 decks
66%synergy
Power Depot
50%inclusion3 decks6 decks
49%synergy
Temple of Malice
50%inclusion3 decks6 decks
17%synergy
Blazemire Verge
50%inclusion3 decks6 decks
19%synergy
Tainted Peak
50%inclusion3 decks6 decks
7%synergy
Study Hall
50%inclusion3 decks6 decks
50%synergy
Rakdos Carnarium
33%inclusion2 decks6 decks
3%synergy
Fabled Passage
33%inclusion2 decks6 decks
24%synergy
Shadowblood Ridge
33%inclusion2 decks6 decks
-2%synergy
Smoldering Marsh
33%inclusion2 decks6 decks
-30%synergy
Drossforge Bridge
33%inclusion2 decks6 decks
27%synergy
Blackcleave Cliffs
33%inclusion2 decks6 decks
13%synergy
Foreboding Ruins
33%inclusion2 decks6 decks
-12%synergy
Demolition Field
33%inclusion2 decks6 decks
31%synergy
The Grey Havens
33%inclusion2 decks6 decks
33%synergy
Path of Ancestry
33%inclusion2 decks6 decks
17%synergy
Pinnacle Monk
33%inclusion2 decks6 decks
26%synergy
Sulfurous Springs
33%inclusion2 decks6 decks
-15%synergy
Valakut Awakening
33%inclusion2 decks6 decks
26%synergy
Rumble Arena
25%inclusion1 decks4 decks
25%synergy
Escape Tunnel
17%inclusion1 decks6 decks
16%synergy
Badlands
17%inclusion1 decks6 decks
3%synergy
Myriad Landscape
17%inclusion1 decks6 decks
-0%synergy
Gallifrey Council Chamber
17%inclusion1 decks6 decks
16%synergy
Blackbloom Rogue
17%inclusion1 decks6 decks
16%synergy
Conduit Pylons
17%inclusion1 decks6 decks
16%synergy
Hidden Grotto
17%inclusion1 decks6 decks
16%synergy
Blood Crypt
17%inclusion1 decks6 decks
-31%synergy
Urza's Cave
17%inclusion1 decks6 decks
15%synergy
Graven Cairns
17%inclusion1 decks6 decks
-15%synergy
Spire of Industry
17%inclusion1 decks6 decks
14%synergy
Plaza of Heroes
17%inclusion1 decks6 decks
15%synergy
Malakir Rebirth
17%inclusion1 decks6 decks
1%synergy
Evolving Wilds
17%inclusion1 decks6 decks
-4%synergy
Abstergo Entertainment
17%inclusion1 decks6 decks
16%synergy
Blightstep Pathway
17%inclusion1 decks6 decks
-6%synergy
Kazuul's Fury
17%inclusion1 decks6 decks
13%synergy
Bloodstained Mire
17%inclusion1 decks6 decks
-17%synergy
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