Grenzo, Dungeon Warden (Commander) - Upgraded Combo

Grenzo, Dungeon Warden
Rank #535
59decks
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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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Undead Hand Ninja
17%inclusion1 decks6 decks
16%synergy
High Synergy Cards
Heartstone
83%inclusion49 decks59 decks
81%synergy
The Cauldron of Eternity
76%inclusion45 decks59 decks
75%synergy
Barkform Harvester
75%inclusion44 decks59 decks
74%synergy
Ashnod's Altar
83%inclusion49 decks59 decks
73%synergy
Siege-Gang Commander
69%inclusion41 decks59 decks
66%synergy
Murderous Redcap
69%inclusion41 decks59 decks
66%synergy
Tel-Jilad Stylus
66%inclusion39 decks59 decks
65%synergy
Tomb Trawler
66%inclusion39 decks59 decks
65%synergy
Priest of Gix
66%inclusion39 decks59 decks
64%synergy
Workhorse
64%inclusion38 decks59 decks
64%synergy
Top Cards
Viscera Seer
73%inclusion43 decks59 decks
64%synergy
Pitiless Plunderer
69%inclusion41 decks59 decks
57%synergy
Skirk Prospector
66%inclusion39 decks59 decks
61%synergy
Sling-Gang Lieutenant
64%inclusion38 decks59 decks
61%synergy
Goblin Engineer
64%inclusion38 decks59 decks
60%synergy
Priest of Urabrask
64%inclusion38 decks59 decks
62%synergy
Zulaport Cutthroat
59%inclusion35 decks59 decks
51%synergy
Kiki-Jiki, Mirror Breaker
59%inclusion35 decks59 decks
55%synergy
Palladium Myr
56%inclusion33 decks59 decks
55%synergy
Goblin Matron
53%inclusion31 decks59 decks
49%synergy
Game Changers
Ancient Tomb
14%inclusion8 decks59 decks
4%synergy
Orcish Bowmasters
10%inclusion6 decks59 decks
-0%synergy
Jeska's Will
8.5%inclusion5 decks59 decks
-15%synergy
Gamble
8.5%inclusion5 decks59 decks
-1%synergy
Vampiric Tutor
8.5%inclusion5 decks59 decks
-5%synergy
Demonic Tutor
6.8%inclusion4 decks59 decks
-11%synergy
Creatures
Metallic Mimic
51%inclusion30 decks59 decks
49%synergy
Boggart Trawler
51%inclusion30 decks59 decks
44%synergy
Woe Strider
49%inclusion29 decks59 decks
47%synergy
Goblin Welder
49%inclusion29 decks59 decks
47%synergy
Hoverstone Pilgrim
47%inclusion28 decks59 decks
47%synergy
Solemn Simulacrum
46%inclusion27 decks59 decks
26%synergy
Ornithopter of Paradise
46%inclusion27 decks59 decks
42%synergy
Iron Myr
46%inclusion27 decks59 decks
44%synergy
Krenko, Mob Boss
44%inclusion26 decks59 decks
40%synergy
Warren Soultrader
44%inclusion26 decks59 decks
36%synergy
Meteor Golem
44%inclusion26 decks59 decks
42%synergy
Leaden Myr
44%inclusion26 decks59 decks
42%synergy
Pawn of Ulamog
41%inclusion24 decks59 decks
38%synergy
Epitaph Golem
41%inclusion24 decks59 decks
40%synergy
Zealous Conscripts
39%inclusion23 decks59 decks
37%synergy
Emrakul's Hatcher
39%inclusion23 decks59 decks
39%synergy
Gray Merchant of Asphodel
39%inclusion23 decks59 decks
28%synergy
Goblin Trashmaster
37%inclusion22 decks59 decks
35%synergy
Blood Artist
37%inclusion22 decks59 decks
19%synergy
Mad Auntie
37%inclusion22 decks59 decks
35%synergy
Goblin Chirurgeon
37%inclusion22 decks59 decks
36%synergy
Anger
37%inclusion22 decks59 decks
24%synergy
Bronze Walrus
34%inclusion20 decks59 decks
33%synergy
Ravenous Chupacabra
34%inclusion20 decks59 decks
32%synergy
Junk Diver
32%inclusion19 decks59 decks
31%synergy
Chainer, Nightmare Adept
32%inclusion19 decks59 decks
24%synergy
Goblin Warchief
32%inclusion19 decks59 decks
30%synergy
Duplicant
32%inclusion19 decks59 decks
31%synergy
Imperial Recruiter
29%inclusion17 decks59 decks
25%synergy
Mogg War Marshal
29%inclusion17 decks59 decks
27%synergy
Pinnacle Monk
29%inclusion17 decks59 decks
22%synergy
Beetleback Chief
29%inclusion17 decks59 decks
27%synergy
Mayhem Devil
27%inclusion16 decks59 decks
3%synergy
Treasonous Ogre
27%inclusion16 decks59 decks
24%synergy
Goblin Sharpshooter
27%inclusion16 decks59 decks
26%synergy
Marionette Master
27%inclusion16 decks59 decks
21%synergy
Goblin Cratermaker
25%inclusion15 decks59 decks
25%synergy
Deathbringer Thoctar
25%inclusion15 decks59 decks
25%synergy
Goblin Chieftain
25%inclusion15 decks59 decks
23%synergy
Marionette Apprentice
25%inclusion15 decks59 decks
16%synergy
Murderous Rider
24%inclusion14 decks59 decks
22%synergy
Junktroller
24%inclusion14 decks59 decks
23%synergy
Boggart Harbinger
22%inclusion13 decks59 decks
20%synergy
Warteye Witch
22%inclusion13 decks59 decks
22%synergy
Crypt Ghast
22%inclusion13 decks59 decks
20%synergy
Pashalik Mons
22%inclusion13 decks59 decks
20%synergy
Balthor the Defiled
22%inclusion13 decks59 decks
22%synergy
Goblin Recruiter
20%inclusion12 decks59 decks
19%synergy
Burnished Hart
20%inclusion12 decks59 decks
16%synergy
Myr Retriever
20%inclusion12 decks59 decks
19%synergy
Instants
Valakut Awakening
54%inclusion32 decks59 decks
46%synergy
Chaos Warp
36%inclusion21 decks59 decks
-12%synergy
Volcanic Spite
29%inclusion17 decks59 decks
28%synergy
Fire Prophecy
29%inclusion17 decks59 decks
28%synergy
Dark Ritual
19%inclusion11 decks59 decks
-24%synergy
Fell the Profane
15%inclusion9 decks59 decks
3%synergy
Rakdos Charm
15%inclusion9 decks59 decks
-29%synergy
Bedevil
12%inclusion7 decks59 decks
-23%synergy
Malakir Rebirth
10%inclusion6 decks59 decks
-5%synergy
Deflecting Swat
10%inclusion6 decks59 decks
-11%synergy
Redirect Lightning
10%inclusion5 decks51 decks
0%synergy
Deadly Rollick
8.5%inclusion5 decks59 decks
-13%synergy
Brightstone Ritual
8.5%inclusion5 decks59 decks
7%synergy
Entomb
8.5%inclusion5 decks59 decks
1%synergy
Terminate
8.5%inclusion5 decks59 decks
-31%synergy
Tibalt's Trickery
8.5%inclusion5 decks59 decks
-5%synergy
Village Rites
6.8%inclusion4 decks59 decks
-9%synergy
Withering Torment
6.8%inclusion4 decks59 decks
-15%synergy
Manhole Missile
6.3%inclusion2 decks32 decks
6%synergy
Thrill of Possibility
5.1%inclusion3 decks59 decks
-13%synergy
Deadly Dispute
5.1%inclusion3 decks59 decks
-22%synergy
Battle Hymn
5.1%inclusion3 decks59 decks
4%synergy
Abrade
5.1%inclusion3 decks59 decks
-16%synergy
Dismember
5.1%inclusion3 decks59 decks
1%synergy
Sorceries
Read the Bones
24%inclusion14 decks59 decks
12%synergy
Feed the Swarm
22%inclusion13 decks59 decks
-19%synergy
Blasphemous Act
22%inclusion13 decks59 decks
-29%synergy
Faithless Looting
20%inclusion12 decks59 decks
-7%synergy
Into the Fire
19%inclusion11 decks59 decks
18%synergy
Doomsday
15%inclusion9 decks59 decks
15%synergy
Diabolic Intent
12%inclusion7 decks59 decks
4%synergy
Dread Return
12%inclusion7 decks59 decks
7%synergy
Vandalblast
12%inclusion7 decks59 decks
-18%synergy
Reanimate
10%inclusion6 decks59 decks
-13%synergy
Toxic Deluge
10%inclusion6 decks59 decks
-7%synergy
Sundering Eruption
10%inclusion6 decks59 decks
5%synergy
Sozin's Comet
9.3%inclusion4 decks43 decks
6%synergy
Agadeem's Awakening
8.5%inclusion5 decks59 decks
5%synergy
Blood Price
8.5%inclusion5 decks59 decks
8%synergy
Living Death
8.5%inclusion5 decks59 decks
5%synergy
Mana Geyser
8.5%inclusion5 decks59 decks
-4%synergy
Sinister Waltz
6.8%inclusion4 decks59 decks
5%synergy
Buried Alive
6.8%inclusion4 decks59 decks
2%synergy
Sign in Blood
6.8%inclusion4 decks59 decks
-16%synergy
Bloodsoaked Insight
5.1%inclusion3 decks59 decks
-4%synergy
Utility Artifacts
Skullclamp
25%inclusion15 decks59 decks
15%synergy
Lightning Greaves
22%inclusion13 decks59 decks
-13%synergy
Phyrexian Altar
19%inclusion11 decks59 decks
13%synergy
Teferi's Puzzle Box
17%inclusion10 decks59 decks
16%synergy
Crystal Ball
15%inclusion9 decks59 decks
15%synergy
Reito Lantern
15%inclusion9 decks59 decks
15%synergy
Planetarium of Wan Shi Tong
14%inclusion6 decks43 decks
14%synergy
Soldevi Digger
14%inclusion8 decks59 decks
13%synergy
Desecrated Tomb
12%inclusion7 decks59 decks
11%synergy
Cloak and Dagger
12%inclusion7 decks59 decks
11%synergy
Swiftfoot Boots
10%inclusion6 decks59 decks
-21%synergy
Thornbite Staff
10%inclusion6 decks59 decks
10%synergy
Darksteel Pendant
8.5%inclusion5 decks59 decks
8%synergy
Treasure Map
6.8%inclusion4 decks59 decks
6%synergy
Jar of Eyeballs
6.8%inclusion4 decks59 decks
7%synergy
Conjurer's Bauble
6.8%inclusion4 decks59 decks
7%synergy
Nim Deathmantle
6.8%inclusion4 decks59 decks
6%synergy
Wishclaw Talisman
6.8%inclusion4 decks59 decks
1%synergy
Illusionist's Bracers
5.1%inclusion3 decks59 decks
4%synergy
Crucible of Worlds
5.1%inclusion3 decks59 decks
4%synergy
Goblin Charbelcher
5.1%inclusion3 decks59 decks
5%synergy
Ring of Xathrid
5.1%inclusion3 decks59 decks
5%synergy
Staff of Domination
5.1%inclusion3 decks59 decks
5%synergy
Enchantments
Goblin Bombardment
34%inclusion20 decks59 decks
24%synergy
Impact Tremors
25%inclusion15 decks59 decks
14%synergy
Mana Echoes
20%inclusion12 decks59 decks
20%synergy
Braid of Fire
17%inclusion10 decks59 decks
15%synergy
Thran Vigil
14%inclusion8 decks59 decks
12%synergy
Shadows of the Past
10%inclusion6 decks59 decks
10%synergy
Teval's Judgment
7.3%inclusion4 decks55 decks
7%synergy
Fires of Invention
6.8%inclusion4 decks59 decks
7%synergy
Phyrexian Arena
6.8%inclusion4 decks59 decks
-17%synergy
Chthonian Nightmare
5.1%inclusion3 decks59 decks
3%synergy
Boggart Mischief
5.0%inclusion2 decks40 decks
1%synergy
Planeswalkers
Daretti, Scrap Savant
5.1%inclusion3 decks59 decks
3%synergy
Utility Lands
Buried Ruin
49%inclusion29 decks59 decks
46%synergy
Zhalfirin Void
46%inclusion27 decks59 decks
45%synergy
Phyrexian Tower
36%inclusion21 decks59 decks
25%synergy
Vault of Whispers
32%inclusion19 decks59 decks
26%synergy
Great Furnace
32%inclusion19 decks59 decks
26%synergy
Bojuka Bog
25%inclusion15 decks59 decks
-10%synergy
Urborg, Tomb of Yawgmoth
20%inclusion12 decks59 decks
2%synergy
Fire Nation Palace
14%inclusion6 decks43 decks
9%synergy
Inventors' Fair
14%inclusion8 decks59 decks
12%synergy
Spymaster's Vault
12%inclusion7 decks59 decks
9%synergy
High Market
12%inclusion7 decks59 decks
8%synergy
Command Beacon
10%inclusion6 decks59 decks
4%synergy
Nykthos, Shrine to Nyx
10%inclusion6 decks59 decks
8%synergy
Takenuma, Abandoned Mire
10%inclusion6 decks59 decks
2%synergy
Temple of the False God
10%inclusion6 decks59 decks
0%synergy
Urza's Saga
8.5%inclusion5 decks59 decks
2%synergy
Darksteel Citadel
8.5%inclusion5 decks59 decks
4%synergy
Guildless Commons
8.5%inclusion5 decks59 decks
8%synergy
Molten Slagheap
6.8%inclusion4 decks59 decks
5%synergy
Cabal Coffers
6.8%inclusion4 decks59 decks
-3%synergy
Drownyard Temple
6.8%inclusion4 decks59 decks
6%synergy
Dakmor Salvage
6.8%inclusion4 decks59 decks
6%synergy
Den of the Bugbear
6.8%inclusion4 decks59 decks
5%synergy
Hanweir Battlements
5.1%inclusion3 decks59 decks
4%synergy
Barren Moor
5.1%inclusion3 decks59 decks
0%synergy
Flamekin Village
5.1%inclusion3 decks59 decks
4%synergy
Isolated Watchtower
5.1%inclusion3 decks59 decks
5%synergy
Forgotten Cave
5.1%inclusion3 decks59 decks
0%synergy
Spinerock Knoll
5.1%inclusion3 decks59 decks
-4%synergy
Castle Embereth
5.1%inclusion3 decks59 decks
2%synergy
Mana Artifacts
Sol Ring
90%inclusion53 decks59 decks
4%synergy
Arcane Signet
53%inclusion31 decks59 decks
-29%synergy
Talisman of Indulgence
31%inclusion18 decks59 decks
-25%synergy
Rakdos Signet
31%inclusion18 decks59 decks
-27%synergy
Thran Turbine
31%inclusion18 decks59 decks
30%synergy
Fellwar Stone
12%inclusion7 decks59 decks
-21%synergy
The Eternity Elevator
7.7%inclusion4 decks52 decks
7%synergy
Springleaf Drum
6.8%inclusion4 decks59 decks
5%synergy
Lands
Swamp
98%inclusion58 decks59 decks
1%synergy
Mountain
97%inclusion57 decks59 decks
-1%synergy
Command Tower
83%inclusion49 decks59 decks
-3%synergy
Graven Cairns
63%inclusion37 decks59 decks
31%synergy
Dragonskull Summit
63%inclusion37 decks59 decks
-1%synergy
Blood Crypt
58%inclusion34 decks59 decks
11%synergy
Temple of Malice
54%inclusion32 decks59 decks
21%synergy
Valakut Awakening
54%inclusion32 decks59 decks
46%synergy
Smoldering Marsh
53%inclusion31 decks59 decks
-11%synergy
Sulfurous Springs
53%inclusion31 decks59 decks
5%synergy
Boggart Trawler
51%inclusion30 decks59 decks
44%synergy
Path of Ancestry
51%inclusion30 decks59 decks
35%synergy
Luxury Suite
46%inclusion27 decks59 decks
8%synergy
Shadowblood Ridge
42%inclusion25 decks59 decks
7%synergy
Bloodstained Mire
37%inclusion22 decks59 decks
4%synergy
Foreboding Ruins
34%inclusion20 decks59 decks
-12%synergy
Rakdos Carnarium
31%inclusion18 decks59 decks
-1%synergy
Haunted Ridge
31%inclusion18 decks59 decks
-6%synergy
Blazemire Verge
29%inclusion17 decks59 decks
-2%synergy
Crystal Grotto
29%inclusion17 decks59 decks
28%synergy
Pinnacle Monk
29%inclusion17 decks59 decks
22%synergy
Tainted Peak
27%inclusion16 decks59 decks
-16%synergy
Blightstep Pathway
27%inclusion16 decks59 decks
5%synergy
Raucous Theater
24%inclusion14 decks59 decks
2%synergy
Rumble Arena
23%inclusion10 decks43 decks
23%synergy
Exotic Orchard
22%inclusion13 decks59 decks
-9%synergy
The Grey Havens
22%inclusion13 decks59 decks
21%synergy
Badlands
20%inclusion12 decks59 decks
7%synergy
Auntie's Hovel
20%inclusion12 decks59 decks
19%synergy
Cavern of Souls
20%inclusion12 decks59 decks
16%synergy
Canyon Slough
19%inclusion11 decks59 decks
-1%synergy
Blackcleave Cliffs
17%inclusion10 decks59 decks
-3%synergy
Fell the Profane
15%inclusion9 decks59 decks
3%synergy
Wooded Foothills
14%inclusion8 decks59 decks
6%synergy
Polluted Delta
14%inclusion8 decks59 decks
6%synergy
Prismatic Vista
12%inclusion7 decks59 decks
7%synergy
Terramorphic Expanse
12%inclusion7 decks59 decks
-3%synergy
Evolving Wilds
12%inclusion7 decks59 decks
-9%synergy
Marsh Flats
12%inclusion7 decks59 decks
4%synergy
Myriad Landscape
10%inclusion6 decks59 decks
-7%synergy
Verdant Catacombs
10%inclusion6 decks59 decks
3%synergy
Mount Doom
10%inclusion6 decks59 decks
-6%synergy
Malakir Rebirth
10%inclusion6 decks59 decks
-5%synergy
Arid Mesa
10%inclusion6 decks59 decks
2%synergy
Sundering Eruption
10%inclusion6 decks59 decks
5%synergy
Scalding Tarn
10%inclusion6 decks59 decks
3%synergy
Geothermal Bog
10%inclusion6 decks59 decks
1%synergy
Fabled Passage
8.5%inclusion5 decks59 decks
-0%synergy
Drossforge Bridge
8.5%inclusion5 decks59 decks
2%synergy
Agadeem's Awakening
8.5%inclusion5 decks59 decks
5%synergy
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