Grenzo, Dungeon Warden (Commander) - Upgraded Combo

Grenzo, Dungeon Warden
Rank #538
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
20%inclusion1 decks5 decks
20%synergy
Blazing Firesinger
4.5%inclusion1 decks22 decks
3%synergy
Garrison Excavator
4.3%inclusion1 decks23 decks
4%synergy
Grave Researcher
4.2%inclusion1 decks24 decks
1%synergy
High Synergy Cards
Heartstone
83%inclusion49 decks59 decks
81%synergy
Barkform Harvester
76%inclusion45 decks59 decks
75%synergy
The Cauldron of Eternity
76%inclusion45 decks59 decks
75%synergy
Ashnod's Altar
83%inclusion49 decks59 decks
73%synergy
Siege-Gang Commander
71%inclusion42 decks59 decks
68%synergy
Murderous Redcap
71%inclusion42 decks59 decks
68%synergy
Priest of Gix
68%inclusion40 decks59 decks
66%synergy
Workhorse
66%inclusion39 decks59 decks
65%synergy
Tomb Trawler
66%inclusion39 decks59 decks
65%synergy
Tel-Jilad Stylus
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
68%inclusion40 decks59 decks
63%synergy
Sling-Gang Lieutenant
66%inclusion39 decks59 decks
63%synergy
Goblin Engineer
64%inclusion38 decks59 decks
60%synergy
Priest of Urabrask
64%inclusion38 decks59 decks
62%synergy
Zulaport Cutthroat
61%inclusion36 decks59 decks
53%synergy
Kiki-Jiki, Mirror Breaker
58%inclusion34 decks59 decks
53%synergy
Goblin Matron
54%inclusion32 decks59 decks
51%synergy
Palladium Myr
54%inclusion32 decks59 decks
53%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
Woe Strider
49%inclusion29 decks59 decks
47%synergy
Hoverstone Pilgrim
49%inclusion29 decks59 decks
49%synergy
Boggart Trawler
49%inclusion29 decks59 decks
42%synergy
Goblin Welder
49%inclusion29 decks59 decks
46%synergy
Solemn Simulacrum
46%inclusion27 decks59 decks
26%synergy
Ornithopter of Paradise
46%inclusion27 decks59 decks
42%synergy
Iron Myr
46%inclusion27 decks59 decks
43%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
Epitaph Golem
42%inclusion25 decks59 decks
42%synergy
Emrakul's Hatcher
41%inclusion24 decks59 decks
40%synergy
Pawn of Ulamog
41%inclusion24 decks59 decks
38%synergy
Zealous Conscripts
39%inclusion23 decks59 decks
37%synergy
Gray Merchant of Asphodel
39%inclusion23 decks59 decks
28%synergy
Mad Auntie
39%inclusion23 decks59 decks
37%synergy
Blood Artist
37%inclusion22 decks59 decks
19%synergy
Goblin Chirurgeon
37%inclusion22 decks59 decks
36%synergy
Anger
37%inclusion22 decks59 decks
24%synergy
Goblin Trashmaster
36%inclusion21 decks59 decks
34%synergy
Ravenous Chupacabra
36%inclusion21 decks59 decks
33%synergy
Bronze Walrus
34%inclusion20 decks59 decks
33%synergy
Duplicant
34%inclusion20 decks59 decks
33%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
Beetleback Chief
31%inclusion18 decks59 decks
29%synergy
Imperial Recruiter
29%inclusion17 decks59 decks
25%synergy
Mogg War Marshal
29%inclusion17 decks59 decks
27%synergy
Goblin Sharpshooter
29%inclusion17 decks59 decks
27%synergy
Goblin Chieftain
27%inclusion16 decks59 decks
25%synergy
Treasonous Ogre
27%inclusion16 decks59 decks
24%synergy
Marionette Master
27%inclusion16 decks59 decks
21%synergy
Pinnacle Monk
27%inclusion16 decks59 decks
20%synergy
Goblin Cratermaker
25%inclusion15 decks59 decks
25%synergy
Mayhem Devil
25%inclusion15 decks59 decks
1%synergy
Marionette Apprentice
25%inclusion15 decks59 decks
16%synergy
Murderous Rider
24%inclusion14 decks59 decks
22%synergy
Deathbringer Thoctar
24%inclusion14 decks59 decks
23%synergy
Pashalik Mons
24%inclusion14 decks59 decks
22%synergy
Boggart Harbinger
22%inclusion13 decks59 decks
20%synergy
Junktroller
22%inclusion13 decks59 decks
21%synergy
Goblin Recruiter
22%inclusion13 decks59 decks
20%synergy
Crypt Ghast
22%inclusion13 decks59 decks
20%synergy
Myr Retriever
22%inclusion13 decks59 decks
20%synergy
Balthor the Defiled
22%inclusion13 decks59 decks
22%synergy
Warteye Witch
20%inclusion12 decks59 decks
20%synergy
Eclipsed Boggart
20%inclusion8 decks40 decks
16%synergy
Instants
Valakut Awakening
53%inclusion31 decks59 decks
45%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
Rakdos Charm
15%inclusion9 decks59 decks
-29%synergy
Fell the Profane
14%inclusion8 decks59 decks
1%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
Abrade
6.8%inclusion4 decks59 decks
-15%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
Dismember
5.1%inclusion3 decks59 decks
1%synergy
Sorceries
Read the Bones
24%inclusion14 decks59 decks
11%synergy
Faithless Looting
22%inclusion13 decks59 decks
-6%synergy
Feed the Swarm
22%inclusion13 decks59 decks
-19%synergy
Blasphemous Act
22%inclusion13 decks59 decks
-29%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
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
Reanimate
8.5%inclusion5 decks59 decks
-14%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
Teferi's Puzzle Box
17%inclusion10 decks59 decks
16%synergy
Phyrexian Altar
17%inclusion10 decks59 decks
11%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
10%inclusion6 decks59 decks
10%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
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
Conjurer's Bauble
5.1%inclusion3 decks59 decks
5%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
24%inclusion14 decks59 decks
-12%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
High Market
12%inclusion7 decks59 decks
8%synergy
Spymaster's Vault
10%inclusion6 decks59 decks
7%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
92%inclusion54 decks59 decks
6%synergy
Arcane Signet
51%inclusion30 decks59 decks
-31%synergy
Thran Turbine
31%inclusion18 decks59 decks
30%synergy
Talisman of Indulgence
29%inclusion17 decks59 decks
-26%synergy
Rakdos Signet
29%inclusion17 decks59 decks
-29%synergy
Fellwar Stone
10%inclusion6 decks59 decks
-23%synergy
The Eternity Elevator
7.7%inclusion4 decks52 decks
7%synergy
Springleaf Drum
5.1%inclusion3 decks59 decks
3%synergy
Lands
Swamp
98%inclusion58 decks59 decks
1%synergy
Mountain
97%inclusion57 decks59 decks
-1%synergy
Command Tower
81%inclusion48 decks59 decks
-5%synergy
Graven Cairns
64%inclusion38 decks59 decks
33%synergy
Dragonskull Summit
61%inclusion36 decks59 decks
-3%synergy
Blood Crypt
56%inclusion33 decks59 decks
9%synergy
Smoldering Marsh
53%inclusion31 decks59 decks
-11%synergy
Temple of Malice
53%inclusion31 decks59 decks
19%synergy
Valakut Awakening
53%inclusion31 decks59 decks
45%synergy
Path of Ancestry
51%inclusion30 decks59 decks
35%synergy
Sulfurous Springs
51%inclusion30 decks59 decks
3%synergy
Boggart Trawler
49%inclusion29 decks59 decks
42%synergy
Luxury Suite
46%inclusion27 decks59 decks
8%synergy
Shadowblood Ridge
41%inclusion24 decks59 decks
6%synergy
Bloodstained Mire
37%inclusion22 decks59 decks
4%synergy
Foreboding Ruins
36%inclusion21 decks59 decks
-10%synergy
Rakdos Carnarium
29%inclusion17 decks59 decks
-2%synergy
Blazemire Verge
29%inclusion17 decks59 decks
-2%synergy
Haunted Ridge
29%inclusion17 decks59 decks
-7%synergy
Crystal Grotto
29%inclusion17 decks59 decks
28%synergy
Pinnacle Monk
27%inclusion16 decks59 decks
20%synergy
Tainted Peak
25%inclusion15 decks59 decks
-18%synergy
Blightstep Pathway
25%inclusion15 decks59 decks
3%synergy
Rumble Arena
23%inclusion10 decks43 decks
23%synergy
Raucous Theater
22%inclusion13 decks59 decks
0%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
Exotic Orchard
20%inclusion12 decks59 decks
-11%synergy
Cavern of Souls
20%inclusion12 decks59 decks
16%synergy
Canyon Slough
19%inclusion11 decks59 decks
-1%synergy
Blackcleave Cliffs
15%inclusion9 decks59 decks
-5%synergy
Fell the Profane
14%inclusion8 decks59 decks
1%synergy
Terramorphic Expanse
14%inclusion8 decks59 decks
-2%synergy
Wooded Foothills
14%inclusion8 decks59 decks
6%synergy
Evolving Wilds
14%inclusion8 decks59 decks
-7%synergy
Polluted Delta
14%inclusion8 decks59 decks
6%synergy
Marsh Flats
12%inclusion7 decks59 decks
4%synergy
Prismatic Vista
10%inclusion6 decks59 decks
5%synergy
Myriad Landscape
10%inclusion6 decks59 decks
-7%synergy
Verdant Catacombs
10%inclusion6 decks59 decks
3%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
Drossforge Bridge
8.5%inclusion5 decks59 decks
2%synergy
Agadeem's Awakening
8.5%inclusion5 decks59 decks
5%synergy
Mount Doom
8.5%inclusion5 decks59 decks
-8%synergy
Plaza of Heroes
8.5%inclusion5 decks59 decks
7%synergy
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