Grenzo, Dungeon Warden (Commander) - Topdeck

Grenzo, Dungeon Warden
Rank #539
29decks
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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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The Cauldron of Eternity
83%inclusion24 decks29 decks
82%synergy
Tomb Trawler
79%inclusion23 decks29 decks
79%synergy
Heartstone
79%inclusion23 decks29 decks
77%synergy
Viscera Seer
79%inclusion23 decks29 decks
70%synergy
Bronze Walrus
66%inclusion19 decks29 decks
65%synergy
Hoverstone Pilgrim
66%inclusion19 decks29 decks
65%synergy
Barkform Harvester
66%inclusion19 decks29 decks
64%synergy
Zhalfirin Void
66%inclusion19 decks29 decks
64%synergy
Priest of Urabrask
62%inclusion18 decks29 decks
60%synergy
Priest of Gix
59%inclusion17 decks29 decks
56%synergy
Top Cards
Solemn Simulacrum
69%inclusion20 decks29 decks
50%synergy
Iron Myr
59%inclusion17 decks29 decks
56%synergy
Ashnod's Altar
59%inclusion17 decks29 decks
48%synergy
Crystal Ball
55%inclusion16 decks29 decks
55%synergy
Junktroller
55%inclusion16 decks29 decks
55%synergy
Siege-Gang Commander
55%inclusion16 decks29 decks
52%synergy
Leaden Myr
55%inclusion16 decks29 decks
53%synergy
Palladium Myr
55%inclusion16 decks29 decks
54%synergy
Meteor Golem
52%inclusion15 decks29 decks
49%synergy
Sling-Gang Lieutenant
52%inclusion15 decks29 decks
48%synergy
Game Changers
Ancient Tomb
14%inclusion4 decks29 decks
5%synergy
Jeska's Will
10%inclusion3 decks29 decks
-13%synergy
Demonic Tutor
10%inclusion3 decks29 decks
-7%synergy
Gamble
6.9%inclusion2 decks29 decks
-3%synergy
Orcish Bowmasters
6.9%inclusion2 decks29 decks
-4%synergy
Creatures
Epitaph Golem
52%inclusion15 decks29 decks
51%synergy
Warteye Witch
48%inclusion14 decks29 decks
48%synergy
Anger
48%inclusion14 decks29 decks
35%synergy
Murderous Redcap
48%inclusion14 decks29 decks
45%synergy
Workhorse
48%inclusion14 decks29 decks
48%synergy
Woe Strider
45%inclusion13 decks29 decks
42%synergy
Ravenous Chupacabra
45%inclusion13 decks29 decks
43%synergy
Kiki-Jiki, Mirror Breaker
45%inclusion13 decks29 decks
41%synergy
Gray Merchant of Asphodel
41%inclusion12 decks29 decks
31%synergy
Greedy Freebooter
41%inclusion12 decks29 decks
37%synergy
Clone Shell
41%inclusion12 decks29 decks
41%synergy
Skirk Prospector
34%inclusion10 decks29 decks
30%synergy
Ornithopter of Paradise
34%inclusion10 decks29 decks
31%synergy
Mogg War Marshal
31%inclusion9 decks29 decks
29%synergy
Beetleback Chief
31%inclusion9 decks29 decks
30%synergy
Chainer, Nightmare Adept
31%inclusion9 decks29 decks
23%synergy
Goblin Matron
31%inclusion9 decks29 decks
28%synergy
Pitiless Plunderer
31%inclusion9 decks29 decks
18%synergy
Zulaport Cutthroat
31%inclusion9 decks29 decks
23%synergy
Krenko, Mob Boss
31%inclusion9 decks29 decks
27%synergy
Goblin Chieftain
28%inclusion8 decks29 decks
25%synergy
Duplicant
28%inclusion8 decks29 decks
27%synergy
Mad Auntie
28%inclusion8 decks29 decks
25%synergy
Phyrexian Vivisector
28%inclusion8 decks29 decks
27%synergy
Alesha, Who Laughs at Fate
25%inclusion5 decks20 decks
21%synergy
Judith, the Scourge Diva
24%inclusion7 decks29 decks
21%synergy
Burnished Hart
24%inclusion7 decks29 decks
20%synergy
Boggart Trawler
24%inclusion7 decks29 decks
17%synergy
Goblin Warchief
24%inclusion7 decks29 decks
21%synergy
Nefarious Imp
24%inclusion7 decks29 decks
24%synergy
Reito Sentinel
24%inclusion7 decks29 decks
24%synergy
Zealous Conscripts
24%inclusion7 decks29 decks
22%synergy
Malevolent Chandelier
23%inclusion5 decks22 decks
23%synergy
Chrome Companion
22%inclusion2 decks9 decks
22%synergy
Siegfried, Famed Swordsman
22%inclusion2 decks9 decks
22%synergy
Pashalik Mons
21%inclusion6 decks29 decks
18%synergy
Molten Gatekeeper
21%inclusion6 decks29 decks
18%synergy
Zoyowa Lava-Tongue
21%inclusion6 decks29 decks
18%synergy
Blood Artist
21%inclusion6 decks29 decks
2%synergy
Accursed Marauder
21%inclusion6 decks29 decks
15%synergy
Hidetsugu, Devouring Chaos
21%inclusion6 decks29 decks
19%synergy
Goblin Engineer
21%inclusion6 decks29 decks
17%synergy
Reckless Barbarian
21%inclusion6 decks29 decks
18%synergy
Pawn of Ulamog
21%inclusion6 decks29 decks
18%synergy
Warren Soultrader
17%inclusion5 decks29 decks
9%synergy
Metallic Mimic
17%inclusion5 decks29 decks
15%synergy
Haunt of the Dead Marshes
17%inclusion5 decks29 decks
17%synergy
Grim Servant
17%inclusion5 decks29 decks
16%synergy
Murderous Rider
17%inclusion5 decks29 decks
16%synergy
Pit Automaton
15%inclusion2 decks13 decks
15%synergy
Instants
Fire Prophecy
45%inclusion13 decks29 decks
44%synergy
Volcanic Spite
41%inclusion12 decks29 decks
41%synergy
Dark Ritual
34%inclusion10 decks29 decks
-8%synergy
Terminate
34%inclusion10 decks29 decks
-5%synergy
Valakut Awakening
31%inclusion9 decks29 decks
23%synergy
Rakdos Charm
28%inclusion8 decks29 decks
-16%synergy
Chaos Warp
24%inclusion7 decks29 decks
-23%synergy
Bedevil
21%inclusion6 decks29 decks
-13%synergy
Jaya's Greeting
17%inclusion5 decks29 decks
17%synergy
Demon's Due
17%inclusion5 decks29 decks
17%synergy
Brightstone Ritual
14%inclusion4 decks29 decks
12%synergy
Magma Jet
14%inclusion4 decks29 decks
14%synergy
Poison the Cup
14%inclusion4 decks29 decks
13%synergy
Coming In Hot
14%inclusion4 decks29 decks
14%synergy
Withering Torment
13%inclusion3 decks23 decks
-8%synergy
Deadly Rollick
10%inclusion3 decks29 decks
-12%synergy
Fell the Profane
10%inclusion3 decks29 decks
-2%synergy
Thrill of Possibility
10%inclusion3 decks29 decks
-8%synergy
Inordinate Rage
10%inclusion3 decks29 decks
10%synergy
Play with Fire
10%inclusion3 decks29 decks
10%synergy
Tibalt's Trickery
10%inclusion3 decks29 decks
-3%synergy
Pyroblast
10%inclusion3 decks29 decks
2%synergy
Return the Favor
6.9%inclusion2 decks29 decks
-1%synergy
Village Rites
6.9%inclusion2 decks29 decks
-9%synergy
Furious Bellow
6.9%inclusion2 decks29 decks
7%synergy
Deflecting Swat
6.9%inclusion2 decks29 decks
-14%synergy
Daring Escape
6.9%inclusion2 decks29 decks
7%synergy
Red Elemental Blast
6.9%inclusion2 decks29 decks
-2%synergy
Sorceries
Into the Fire
48%inclusion14 decks29 decks
47%synergy
Read the Bones
38%inclusion11 decks29 decks
26%synergy
Feed the Swarm
34%inclusion10 decks29 decks
-7%synergy
Blasphemous Act
24%inclusion7 decks29 decks
-27%synergy
Dread Return
17%inclusion5 decks29 decks
13%synergy
Vandalblast
17%inclusion5 decks29 decks
-13%synergy
Faithless Looting
17%inclusion5 decks29 decks
-10%synergy
Blasphemous Edict
15%inclusion3 decks20 decks
7%synergy
Sozin's Comet
14%inclusion1 decks7 decks
11%synergy
Harsh Scrutiny
14%inclusion4 decks29 decks
14%synergy
Blood Price
14%inclusion4 decks29 decks
14%synergy
Reanimate
14%inclusion4 decks29 decks
-9%synergy
Villainous Wrath
13%inclusion1 decks8 decks
11%synergy
Diabolic Tutor
10%inclusion3 decks29 decks
5%synergy
Doomsday
10%inclusion3 decks29 decks
10%synergy
Introduction to Prophecy
10%inclusion3 decks29 decks
10%synergy
Toxic Deluge
10%inclusion3 decks29 decks
-7%synergy
Bolt of Keranos
10%inclusion3 decks29 decks
10%synergy
Diabolic Intent
6.9%inclusion2 decks29 decks
-1%synergy
Unearth
6.9%inclusion2 decks29 decks
2%synergy
Bloodsoaked Insight
6.9%inclusion2 decks29 decks
-2%synergy
Sign in Blood
6.9%inclusion2 decks29 decks
-16%synergy
Dreadbore
6.9%inclusion2 decks29 decks
2%synergy
Reckless Handling
6.9%inclusion2 decks29 decks
6%synergy
Utility Artifacts
Tel-Jilad Stylus
48%inclusion14 decks29 decks
48%synergy
Darksteel Pendant
45%inclusion13 decks29 decks
45%synergy
Reito Lantern
24%inclusion7 decks29 decks
24%synergy
Desecrated Tomb
21%inclusion6 decks29 decks
20%synergy
Cloak and Dagger
21%inclusion6 decks29 decks
20%synergy
Teferi's Puzzle Box
17%inclusion5 decks29 decks
17%synergy
Swiftfoot Boots
17%inclusion5 decks29 decks
-14%synergy
Illusionist's Bracers
14%inclusion4 decks29 decks
13%synergy
Soldevi Digger
14%inclusion4 decks29 decks
14%synergy
Lightning Greaves
14%inclusion4 decks29 decks
-21%synergy
The Fire Crystal
11%inclusion1 decks9 decks
3%synergy
Jar of Eyeballs
10%inclusion3 decks29 decks
10%synergy
Palantír of Orthanc
10%inclusion3 decks29 decks
9%synergy
Candy Trail
10%inclusion3 decks29 decks
10%synergy
Treasure Map
6.9%inclusion2 decks29 decks
6%synergy
Brain in a Jar
6.9%inclusion2 decks29 decks
7%synergy
Crucible of Worlds
6.9%inclusion2 decks29 decks
6%synergy
Moonsilver Key
6.9%inclusion2 decks29 decks
6%synergy
Conjurer's Bauble
6.9%inclusion2 decks29 decks
7%synergy
Trading Post
6.9%inclusion2 decks29 decks
6%synergy
Skullclamp
6.9%inclusion2 decks29 decks
-3%synergy
Nim Deathmantle
6.9%inclusion2 decks29 decks
6%synergy
Mirror of Galadriel
6.9%inclusion2 decks29 decks
7%synergy
Phyrexian Altar
6.9%inclusion2 decks29 decks
1%synergy
Animation Module
6.9%inclusion2 decks29 decks
5%synergy
Champion's Helm
6.9%inclusion2 decks29 decks
5%synergy
Goblin Charbelcher
6.9%inclusion2 decks29 decks
7%synergy
Hero's Blade
6.9%inclusion2 decks29 decks
6%synergy
Quick-Draw Katana
5.0%inclusion1 decks20 decks
5%synergy
Banner of Kinship
5.0%inclusion1 decks20 decks
4%synergy
Enchantments
Shadows of the Past
34%inclusion10 decks29 decks
34%synergy
Impact Tremors
31%inclusion9 decks29 decks
20%synergy
Goblin Bombardment
24%inclusion7 decks29 decks
14%synergy
Braid of Fire
17%inclusion5 decks29 decks
15%synergy
Thran Vigil
10%inclusion3 decks29 decks
9%synergy
Fires of Invention
10%inclusion3 decks29 decks
10%synergy
Mana Echoes
10%inclusion3 decks29 decks
10%synergy
Shared Animosity
10%inclusion3 decks29 decks
7%synergy
Teval's Judgment
10%inclusion1 decks10 decks
9%synergy
Black Market
6.9%inclusion2 decks29 decks
2%synergy
Mindmoil
6.9%inclusion2 decks29 decks
7%synergy
Warstorm Surge
6.9%inclusion2 decks29 decks
3%synergy
Black Market Connections
6.9%inclusion2 decks29 decks
-11%synergy
Utility Lands
Buried Ruin
34%inclusion10 decks29 decks
31%synergy
Bojuka Bog
28%inclusion8 decks29 decks
-8%synergy
Urborg, Tomb of Yawgmoth
28%inclusion8 decks29 decks
9%synergy
Fire Nation Palace
14%inclusion1 decks7 decks
9%synergy
Isolated Watchtower
14%inclusion4 decks29 decks
14%synergy
Dakmor Salvage
14%inclusion4 decks29 decks
13%synergy
Temple of the False God
14%inclusion4 decks29 decks
4%synergy
Midgar, City of Mako
11%inclusion1 decks9 decks
5%synergy
Vault of Whispers
10%inclusion3 decks29 decks
4%synergy
Phyrexian Tower
10%inclusion3 decks29 decks
-0%synergy
Drownyard Temple
10%inclusion3 decks29 decks
9%synergy
Rogue's Passage
10%inclusion3 decks29 decks
-9%synergy
Great Furnace
10%inclusion3 decks29 decks
4%synergy
Pit of Offerings
6.9%inclusion2 decks29 decks
7%synergy
Geier Reach Sanitarium
6.9%inclusion2 decks29 decks
2%synergy
Darksteel Citadel
6.9%inclusion2 decks29 decks
3%synergy
Mana Artifacts
Sol Ring
86%inclusion25 decks29 decks
0%synergy
Arcane Signet
62%inclusion18 decks29 decks
-20%synergy
Thran Turbine
41%inclusion12 decks29 decks
41%synergy
Rakdos Signet
28%inclusion8 decks29 decks
-29%synergy
Seer's Lantern
28%inclusion8 decks29 decks
27%synergy
Talisman of Indulgence
24%inclusion7 decks29 decks
-31%synergy
Bender's Waterskin
22%inclusion2 decks9 decks
19%synergy
Fellwar Stone
17%inclusion5 decks29 decks
-16%synergy
Lantern of Revealing
14%inclusion4 decks29 decks
14%synergy
Vessel of Endless Rest
10%inclusion3 decks29 decks
10%synergy
Mind Stone
10%inclusion3 decks29 decks
-17%synergy
Thought Vessel
6.9%inclusion2 decks29 decks
-11%synergy
Thran Dynamo
6.9%inclusion2 decks29 decks
3%synergy
Sonic Screwdriver
6.9%inclusion2 decks29 decks
6%synergy
Lands
Swamp
100%inclusion29 decks29 decks
2%synergy
Mountain
97%inclusion28 decks29 decks
-1%synergy
Command Tower
93%inclusion27 decks29 decks
7%synergy
Temple of Malice
86%inclusion25 decks29 decks
54%synergy
Smoldering Marsh
66%inclusion19 decks29 decks
2%synergy
Dragonskull Summit
55%inclusion16 decks29 decks
-9%synergy
The Grey Havens
55%inclusion16 decks29 decks
55%synergy
Crystal Grotto
55%inclusion16 decks29 decks
55%synergy
Path of Ancestry
48%inclusion14 decks29 decks
32%synergy
Graven Cairns
41%inclusion12 decks29 decks
9%synergy
Rakdos Carnarium
38%inclusion11 decks29 decks
7%synergy
Shadowblood Ridge
38%inclusion11 decks29 decks
3%synergy
Foreboding Ruins
34%inclusion10 decks29 decks
-11%synergy
Haunted Ridge
34%inclusion10 decks29 decks
-2%synergy
Sulfurous Springs
34%inclusion10 decks29 decks
-13%synergy
Blood Crypt
31%inclusion9 decks29 decks
-17%synergy
Luxury Suite
31%inclusion9 decks29 decks
-7%synergy
Valakut Awakening
31%inclusion9 decks29 decks
23%synergy
Rumble Arena
29%inclusion2 decks7 decks
28%synergy
Blazemire Verge
26%inclusion6 decks23 decks
-5%synergy
Blackcleave Cliffs
24%inclusion7 decks29 decks
4%synergy
Boggart Trawler
24%inclusion7 decks29 decks
17%synergy
Tainted Peak
24%inclusion7 decks29 decks
-19%synergy
Study Hall
21%inclusion6 decks29 decks
21%synergy
Bloodstained Mire
21%inclusion6 decks29 decks
-13%synergy
Blightstep Pathway
17%inclusion5 decks29 decks
-5%synergy
Raucous Theater
14%inclusion4 decks29 decks
-8%synergy
Badlands
14%inclusion4 decks29 decks
0%synergy
Canyon Slough
14%inclusion4 decks29 decks
-6%synergy
Myriad Landscape
14%inclusion4 decks29 decks
-3%synergy
Exotic Orchard
14%inclusion4 decks29 decks
-17%synergy
Evolving Wilds
14%inclusion4 decks29 decks
-7%synergy
Opal Palace
14%inclusion4 decks29 decks
12%synergy
Pinnacle Monk
14%inclusion4 decks29 decks
7%synergy
Starting Town
11%inclusion1 decks9 decks
9%synergy
Fell the Profane
10%inclusion3 decks29 decks
-2%synergy
Terramorphic Expanse
10%inclusion3 decks29 decks
-5%synergy
Bloodfell Caves
10%inclusion3 decks29 decks
-8%synergy
Geothermal Bog
10%inclusion3 decks29 decks
1%synergy
Akoum Refuge
6.9%inclusion2 decks29 decks
1%synergy
Rakdos Guildgate
6.9%inclusion2 decks29 decks
1%synergy
Drossforge Bridge
6.9%inclusion2 decks29 decks
1%synergy
Ash Barrens
6.9%inclusion2 decks29 decks
-0%synergy
Sulfurous Mire
6.9%inclusion2 decks29 decks
3%synergy
Rocky Tar Pit
6.9%inclusion2 decks29 decks
5%synergy
Demolition Field
6.9%inclusion2 decks29 decks
4%synergy
Mount Doom
6.9%inclusion2 decks29 decks
-9%synergy
Bloodsoaked Insight
6.9%inclusion2 decks29 decks
-2%synergy
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