Grenzo, Dungeon Warden (Commander) - Core Combo

Grenzo, Dungeon Warden
Rank #546
25decks
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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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Sundering Archaic
13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
The Cauldron of Eternity
84%inclusion21 decks25 decks
83%synergy
Murderous Redcap
76%inclusion19 decks25 decks
72%synergy
Siege-Gang Commander
72%inclusion18 decks25 decks
69%synergy
Hoverstone Pilgrim
68%inclusion17 decks25 decks
67%synergy
Tel-Jilad Stylus
68%inclusion17 decks25 decks
67%synergy
Tomb Trawler
68%inclusion17 decks25 decks
67%synergy
Viscera Seer
76%inclusion19 decks25 decks
67%synergy
Heartstone
68%inclusion17 decks25 decks
66%synergy
Sling-Gang Lieutenant
68%inclusion17 decks25 decks
65%synergy
Workhorse
64%inclusion16 decks25 decks
63%synergy
Top Cards
Barkform Harvester
64%inclusion16 decks25 decks
63%synergy
Skirk Prospector
64%inclusion16 decks25 decks
59%synergy
Priest of Urabrask
64%inclusion16 decks25 decks
62%synergy
Solemn Simulacrum
60%inclusion15 decks25 decks
40%synergy
Ashnod's Altar
60%inclusion15 decks25 decks
50%synergy
Ravenous Chupacabra
60%inclusion15 decks25 decks
58%synergy
Priest of Gix
60%inclusion15 decks25 decks
58%synergy
Woe Strider
56%inclusion14 decks25 decks
53%synergy
Leaden Myr
56%inclusion14 decks25 decks
54%synergy
Epitaph Golem
56%inclusion14 decks25 decks
55%synergy
Creatures
Zulaport Cutthroat
52%inclusion13 decks25 decks
44%synergy
Meteor Golem
52%inclusion13 decks25 decks
50%synergy
Iron Myr
52%inclusion13 decks25 decks
50%synergy
Goblin Matron
48%inclusion12 decks25 decks
45%synergy
Bronze Walrus
44%inclusion11 decks25 decks
44%synergy
Palladium Myr
44%inclusion11 decks25 decks
43%synergy
Beetleback Chief
44%inclusion11 decks25 decks
43%synergy
Burnished Hart
44%inclusion11 decks25 decks
39%synergy
Pawn of Ulamog
44%inclusion11 decks25 decks
42%synergy
Pitiless Plunderer
44%inclusion11 decks25 decks
31%synergy
Reito Sentinel
44%inclusion11 decks25 decks
44%synergy
Ornithopter of Paradise
40%inclusion10 decks25 decks
36%synergy
Kiki-Jiki, Mirror Breaker
40%inclusion10 decks25 decks
36%synergy
Krenko, Mob Boss
40%inclusion10 decks25 decks
36%synergy
Duplicant
40%inclusion10 decks25 decks
39%synergy
Gray Merchant of Asphodel
36%inclusion9 decks25 decks
25%synergy
Mogg War Marshal
36%inclusion9 decks25 decks
34%synergy
Goblin Trashmaster
32%inclusion8 decks25 decks
30%synergy
Chainer, Nightmare Adept
32%inclusion8 decks25 decks
24%synergy
Emrakul's Hatcher
32%inclusion8 decks25 decks
32%synergy
Junktroller
32%inclusion8 decks25 decks
31%synergy
Clone Shell
32%inclusion8 decks25 decks
32%synergy
Mad Auntie
32%inclusion8 decks25 decks
30%synergy
Judith, the Scourge Diva
32%inclusion8 decks25 decks
29%synergy
Murderous Rider
28%inclusion7 decks25 decks
26%synergy
Metallic Mimic
28%inclusion7 decks25 decks
26%synergy
Goblin Chieftain
28%inclusion7 decks25 decks
26%synergy
Goblin Warchief
28%inclusion7 decks25 decks
25%synergy
Hobgoblin Bandit Lord
28%inclusion7 decks25 decks
27%synergy
Goblin Chirurgeon
28%inclusion7 decks25 decks
26%synergy
Warren Soultrader
28%inclusion7 decks25 decks
20%synergy
Pashalik Mons
28%inclusion7 decks25 decks
26%synergy
Umbral Collar Zealot
25%inclusion3 decks12 decks
22%synergy
Deathbringer Thoctar
24%inclusion6 decks25 decks
23%synergy
Blood Artist
24%inclusion6 decks25 decks
5%synergy
Mayhem Devil
24%inclusion6 decks25 decks
0%synergy
Boggart Harbinger
24%inclusion6 decks25 decks
22%synergy
Marionette Master
24%inclusion6 decks25 decks
18%synergy
Anger
24%inclusion6 decks25 decks
11%synergy
Canal Dredger
24%inclusion6 decks25 decks
24%synergy
Howlsquad Heavy
24%inclusion4 decks17 decks
21%synergy
Mindclaw Shaman
20%inclusion5 decks25 decks
20%synergy
Goblin Cratermaker
20%inclusion5 decks25 decks
19%synergy
Rundvelt Hordemaster
20%inclusion5 decks25 decks
19%synergy
Imperial Recruiter
20%inclusion5 decks25 decks
16%synergy
Warteye Witch
20%inclusion5 decks25 decks
19%synergy
Marionette Apprentice
20%inclusion5 decks25 decks
11%synergy
Grim Haruspex
20%inclusion5 decks25 decks
17%synergy
Goblin Recruiter
20%inclusion5 decks25 decks
18%synergy
Goblin Ringleader
20%inclusion5 decks25 decks
19%synergy
Instants
Fire Prophecy
52%inclusion13 decks25 decks
51%synergy
Volcanic Spite
36%inclusion9 decks25 decks
35%synergy
Valakut Awakening
36%inclusion9 decks25 decks
28%synergy
Chaos Warp
32%inclusion8 decks25 decks
-15%synergy
Bedevil
32%inclusion8 decks25 decks
-3%synergy
Thrill of Possibility
24%inclusion6 decks25 decks
6%synergy
Terminate
24%inclusion6 decks25 decks
-16%synergy
Malakir Rebirth
16%inclusion4 decks25 decks
1%synergy
Dark Ritual
16%inclusion4 decks25 decks
-26%synergy
Withering Torment
14%inclusion3 decks22 decks
-8%synergy
Wild Magic Surge
12%inclusion3 decks25 decks
9%synergy
Rakdos Charm
12%inclusion3 decks25 decks
-32%synergy
Tibalt's Trickery
12%inclusion3 decks25 decks
-1%synergy
Abrade
12%inclusion3 decks25 decks
-9%synergy
Manhole Missile
11%inclusion1 decks9 decks
11%synergy
Deadly Rollick
8.0%inclusion2 decks25 decks
-14%synergy
Fell the Profane
8.0%inclusion2 decks25 decks
-4%synergy
Zoyowa's Justice
8.0%inclusion2 decks25 decks
7%synergy
Brightstone Ritual
8.0%inclusion2 decks25 decks
7%synergy
Entomb
8.0%inclusion2 decks25 decks
1%synergy
Seething Song
8.0%inclusion2 decks25 decks
-3%synergy
Go for the Throat
8.0%inclusion2 decks25 decks
0%synergy
Pyretic Ritual
8.0%inclusion2 decks25 decks
2%synergy
Cabal Ritual
8.0%inclusion2 decks25 decks
0%synergy
Dismember
8.0%inclusion2 decks25 decks
4%synergy
Sorceries
Feed the Swarm
32%inclusion8 decks25 decks
-9%synergy
Into the Fire
32%inclusion8 decks25 decks
31%synergy
Blasphemous Act
24%inclusion6 decks25 decks
-27%synergy
Dread Return
20%inclusion5 decks25 decks
16%synergy
Read the Bones
20%inclusion5 decks25 decks
8%synergy
Victimize
16%inclusion4 decks25 decks
1%synergy
Faithless Looting
12%inclusion3 decks25 decks
-16%synergy
Mana Geyser
12%inclusion3 decks25 decks
0%synergy
Shatterskull Smashing
8.0%inclusion2 decks25 decks
5%synergy
Fervent Mastery
8.0%inclusion2 decks25 decks
8%synergy
Tormenting Voice
8.0%inclusion2 decks25 decks
4%synergy
Suplex
7.1%inclusion1 decks14 decks
4%synergy
Utility Artifacts
Reito Lantern
40%inclusion10 decks25 decks
40%synergy
Darksteel Pendant
32%inclusion8 decks25 decks
32%synergy
Crystal Ball
32%inclusion8 decks25 decks
32%synergy
Skullclamp
28%inclusion7 decks25 decks
18%synergy
Teferi's Puzzle Box
24%inclusion6 decks25 decks
23%synergy
Cloak and Dagger
20%inclusion5 decks25 decks
20%synergy
Desecrated Tomb
16%inclusion4 decks25 decks
15%synergy
Illusionist's Bracers
16%inclusion4 decks25 decks
15%synergy
Lightning Greaves
16%inclusion4 decks25 decks
-19%synergy
Soldevi Digger
16%inclusion4 decks25 decks
16%synergy
Swiftfoot Boots
12%inclusion3 decks25 decks
-20%synergy
Goblin Charbelcher
12%inclusion3 decks25 decks
12%synergy
Thornbite Staff
12%inclusion3 decks25 decks
11%synergy
Wayfarer's Bauble
8.0%inclusion2 decks25 decks
-5%synergy
Tamiyo's Journal
8.0%inclusion2 decks25 decks
8%synergy
Jar of Eyeballs
8.0%inclusion2 decks25 decks
8%synergy
Altar of Dementia
8.0%inclusion2 decks25 decks
6%synergy
Phyrexian Altar
8.0%inclusion2 decks25 decks
2%synergy
Enchantments
Goblin Bombardment
44%inclusion11 decks25 decks
34%synergy
Impact Tremors
28%inclusion7 decks25 decks
17%synergy
Thran Vigil
20%inclusion5 decks25 decks
19%synergy
Mindmoil
20%inclusion5 decks25 decks
20%synergy
Boggart Mischief
20%inclusion2 decks10 decks
15%synergy
Braid of Fire
16%inclusion4 decks25 decks
14%synergy
Shadows of the Past
16%inclusion4 decks25 decks
16%synergy
Teval's Judgment
13%inclusion2 decks15 decks
13%synergy
Fires of Invention
12%inclusion3 decks25 decks
12%synergy
Dark Privilege
8.0%inclusion2 decks25 decks
8%synergy
Phyrexian Arena
8.0%inclusion2 decks25 decks
-16%synergy
Utility Lands
Buried Ruin
44%inclusion11 decks25 decks
40%synergy
Zhalfirin Void
40%inclusion10 decks25 decks
39%synergy
Bojuka Bog
32%inclusion8 decks25 decks
-3%synergy
Isolated Watchtower
20%inclusion5 decks25 decks
20%synergy
Barren Moor
12%inclusion3 decks25 decks
7%synergy
Phyrexian Tower
12%inclusion3 decks25 decks
1%synergy
Emergence Zone
12%inclusion3 decks25 decks
9%synergy
High Market
12%inclusion3 decks25 decks
8%synergy
Castle Embereth
12%inclusion3 decks25 decks
9%synergy
Drownyard Temple
12%inclusion3 decks25 decks
11%synergy
Multiversal Passage
8.3%inclusion1 decks12 decks
7%synergy
Forgotten Cave
8.0%inclusion2 decks25 decks
3%synergy
Nykthos, Shrine to Nyx
8.0%inclusion2 decks25 decks
6%synergy
Dakmor Salvage
8.0%inclusion2 decks25 decks
7%synergy
Den of the Bugbear
8.0%inclusion2 decks25 decks
6%synergy
Great Furnace
8.0%inclusion2 decks25 decks
2%synergy
Temple of the False God
8.0%inclusion2 decks25 decks
-2%synergy
Midgar, City of Mako
7.7%inclusion1 decks13 decks
1%synergy
Mana Artifacts
Sol Ring
60%inclusion15 decks25 decks
-26%synergy
Thran Turbine
36%inclusion9 decks25 decks
35%synergy
Rakdos Signet
32%inclusion8 decks25 decks
-26%synergy
Arcane Signet
28%inclusion7 decks25 decks
-54%synergy
Talisman of Indulgence
24%inclusion6 decks25 decks
-31%synergy
Mind Stone
20%inclusion5 decks25 decks
-8%synergy
Fellwar Stone
12%inclusion3 decks25 decks
-21%synergy
Charcoal Diamond
8.0%inclusion2 decks25 decks
0%synergy
Vessel of Endless Rest
8.0%inclusion2 decks25 decks
8%synergy
Lands
Swamp
100%inclusion25 decks25 decks
2%synergy
Mountain
100%inclusion25 decks25 decks
3%synergy
Command Tower
92%inclusion23 decks25 decks
6%synergy
Temple of Malice
72%inclusion18 decks25 decks
39%synergy
Smoldering Marsh
68%inclusion17 decks25 decks
5%synergy
Dragonskull Summit
52%inclusion13 decks25 decks
-11%synergy
Sulfurous Springs
48%inclusion12 decks25 decks
1%synergy
Rakdos Carnarium
44%inclusion11 decks25 decks
12%synergy
Path of Ancestry
44%inclusion11 decks25 decks
28%synergy
Foreboding Ruins
44%inclusion11 decks25 decks
-2%synergy
Blood Crypt
40%inclusion10 decks25 decks
-7%synergy
Valakut Awakening
36%inclusion9 decks25 decks
28%synergy
Luxury Suite
36%inclusion9 decks25 decks
-2%synergy
Canyon Slough
32%inclusion8 decks25 decks
12%synergy
Shadowblood Ridge
32%inclusion8 decks25 decks
-3%synergy
Tainted Peak
32%inclusion8 decks25 decks
-11%synergy
Blightstep Pathway
32%inclusion8 decks25 decks
10%synergy
Crystal Grotto
32%inclusion8 decks25 decks
31%synergy
Blazemire Verge
27%inclusion6 decks22 decks
-3%synergy
Rumble Arena
27%inclusion3 decks11 decks
27%synergy
Terramorphic Expanse
24%inclusion6 decks25 decks
9%synergy
Myriad Landscape
24%inclusion6 decks25 decks
6%synergy
Demolition Field
24%inclusion6 decks25 decks
21%synergy
Bloodstained Mire
24%inclusion6 decks25 decks
-9%synergy
Raucous Theater
20%inclusion5 decks25 decks
-2%synergy
Exotic Orchard
20%inclusion5 decks25 decks
-11%synergy
Graven Cairns
20%inclusion5 decks25 decks
-11%synergy
The Grey Havens
20%inclusion5 decks25 decks
19%synergy
Pinnacle Monk
20%inclusion5 decks25 decks
13%synergy
Boggart Trawler
16%inclusion4 decks25 decks
9%synergy
Malakir Rebirth
16%inclusion4 decks25 decks
1%synergy
Ash Barrens
16%inclusion4 decks25 decks
9%synergy
Unclaimed Territory
16%inclusion4 decks25 decks
13%synergy
Opal Palace
16%inclusion4 decks25 decks
15%synergy
Badlands
12%inclusion3 decks25 decks
-1%synergy
Blackcleave Cliffs
12%inclusion3 decks25 decks
-8%synergy
Evolving Wilds
12%inclusion3 decks25 decks
-9%synergy
Geothermal Bog
12%inclusion3 decks25 decks
3%synergy
Study Hall
12%inclusion3 decks25 decks
12%synergy
Haunted Ridge
12%inclusion3 decks25 decks
-24%synergy
Eclipsed Realms
10%inclusion1 decks10 decks
8%synergy
Vibrant Cityscape
8.3%inclusion1 decks12 decks
7%synergy
Fell the Profane
8.0%inclusion2 decks25 decks
-4%synergy
Auntie's Hovel
8.0%inclusion2 decks25 decks
6%synergy
Secluded Courtyard
8.0%inclusion2 decks25 decks
5%synergy
Spire of Industry
8.0%inclusion2 decks25 decks
5%synergy
Shatterskull Smashing
8.0%inclusion2 decks25 decks
5%synergy
Promising Vein
8.0%inclusion2 decks25 decks
7%synergy
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