Grenzo, Dungeon Warden (Commander) - Upgraded

Grenzo, Dungeon Warden
Rank #555
352decks
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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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Top Cards
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Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
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Page, Loose Leaf
4.5%inclusion2 decks44 decks
4%synergy
Blazing Firesinger
4.5%inclusion2 decks44 decks
3%synergy
Relic Retriever
3.3%inclusion2 decks60 decks
3%synergy
Grave Researcher
3.2%inclusion2 decks62 decks
1%synergy
Garrison Excavator
1.7%inclusion1 decks59 decks
2%synergy
High Synergy Cards
Heartstone
75%inclusion265 decks352 decks
73%synergy
Siege-Gang Commander
67%inclusion235 decks352 decks
63%synergy
Barkform Harvester
61%inclusion214 decks351 decks
60%synergy
The Cauldron of Eternity
61%inclusion214 decks352 decks
60%synergy
Tel-Jilad Stylus
60%inclusion211 decks352 decks
59%synergy
Ashnod's Altar
68%inclusion241 decks352 decks
58%synergy
Sling-Gang Lieutenant
61%inclusion213 decks352 decks
57%synergy
Skirk Prospector
61%inclusion213 decks352 decks
56%synergy
Tomb Trawler
55%inclusion194 decks352 decks
54%synergy
Murderous Redcap
57%inclusion202 decks352 decks
54%synergy
Top Cards
Viscera Seer
63%inclusion221 decks352 decks
54%synergy
Kiki-Jiki, Mirror Breaker
56%inclusion196 decks352 decks
51%synergy
Workhorse
53%inclusion186 decks352 decks
52%synergy
Krenko, Mob Boss
53%inclusion185 decks352 decks
48%synergy
Pitiless Plunderer
53%inclusion185 decks352 decks
40%synergy
Goblin Matron
51%inclusion180 decks352 decks
48%synergy
Hoverstone Pilgrim
49%inclusion172 decks352 decks
48%synergy
Priest of Gix
48%inclusion169 decks352 decks
46%synergy
Priest of Urabrask
47%inclusion167 decks352 decks
46%synergy
Solemn Simulacrum
47%inclusion164 decks352 decks
27%synergy
Game Changers
Ancient Tomb
13%inclusion45 decks352 decks
3%synergy
Gamble
10%inclusion36 decks352 decks
0%synergy
Jeska's Will
9.4%inclusion33 decks352 decks
-14%synergy
Demonic Tutor
8.5%inclusion30 decks352 decks
-9%synergy
Vampiric Tutor
6.5%inclusion23 decks352 decks
-7%synergy
Orcish Bowmasters
6.3%inclusion22 decks352 decks
-4%synergy
Creatures
Mad Auntie
45%inclusion158 decks352 decks
43%synergy
Goblin Engineer
44%inclusion155 decks352 decks
40%synergy
Zulaport Cutthroat
44%inclusion155 decks352 decks
36%synergy
Palladium Myr
44%inclusion154 decks352 decks
43%synergy
Gray Merchant of Asphodel
39%inclusion139 decks352 decks
29%synergy
Meteor Golem
39%inclusion137 decks352 decks
36%synergy
Goblin Trashmaster
39%inclusion136 decks352 decks
37%synergy
Boggart Trawler
38%inclusion133 decks352 decks
31%synergy
Goblin Warchief
38%inclusion132 decks352 decks
35%synergy
Goblin Chieftain
37%inclusion131 decks352 decks
35%synergy
Woe Strider
37%inclusion131 decks352 decks
35%synergy
Metallic Mimic
37%inclusion131 decks352 decks
35%synergy
Iron Myr
37%inclusion129 decks352 decks
34%synergy
Leaden Myr
36%inclusion126 decks352 decks
34%synergy
Pawn of Ulamog
36%inclusion125 decks352 decks
33%synergy
Goblin Welder
36%inclusion125 decks352 decks
33%synergy
Warren Soultrader
36%inclusion125 decks352 decks
28%synergy
Junktroller
35%inclusion124 decks352 decks
35%synergy
Epitaph Golem
35%inclusion123 decks352 decks
34%synergy
Blood Artist
34%inclusion120 decks352 decks
15%synergy
Beetleback Chief
33%inclusion117 decks352 decks
32%synergy
Ravenous Chupacabra
33%inclusion116 decks352 decks
31%synergy
Ornithopter of Paradise
32%inclusion113 decks352 decks
28%synergy
Pashalik Mons
32%inclusion112 decks352 decks
30%synergy
Duplicant
30%inclusion107 decks352 decks
30%synergy
Goblin Chirurgeon
30%inclusion107 decks352 decks
29%synergy
Munitions Expert
29%inclusion102 decks352 decks
27%synergy
Bronze Walrus
29%inclusion101 decks352 decks
28%synergy
Mogg War Marshal
28%inclusion100 decks352 decks
26%synergy
Zealous Conscripts
28%inclusion97 decks352 decks
26%synergy
Boggart Cursecrafter
27%inclusion47 decks171 decks
22%synergy
Emrakul's Hatcher
27%inclusion95 decks352 decks
27%synergy
Warteye Witch
26%inclusion91 decks352 decks
25%synergy
Anger
26%inclusion91 decks352 decks
13%synergy
Goblin King
26%inclusion90 decks352 decks
24%synergy
Conspicuous Snoop
26%inclusion90 decks352 decks
24%synergy
Chainer, Nightmare Adept
25%inclusion88 decks352 decks
17%synergy
Krenko, Tin Street Kingpin
24%inclusion86 decks352 decks
20%synergy
Boggart Harbinger
23%inclusion82 decks352 decks
22%synergy
Goblin Recruiter
23%inclusion82 decks352 decks
22%synergy
Imperial Recruiter
22%inclusion79 decks352 decks
18%synergy
Goblin Sharpshooter
22%inclusion79 decks352 decks
21%synergy
Hobgoblin Bandit Lord
22%inclusion78 decks352 decks
21%synergy
Frogtosser Banneret
22%inclusion78 decks352 decks
20%synergy
Crypt Ghast
22%inclusion78 decks352 decks
20%synergy
Treasonous Ogre
21%inclusion75 decks352 decks
18%synergy
Marionette Master
21%inclusion75 decks352 decks
15%synergy
Pinnacle Monk
21%inclusion75 decks352 decks
14%synergy
Marionette Apprentice
21%inclusion73 decks352 decks
12%synergy
Deathbringer Thoctar
20%inclusion72 decks352 decks
20%synergy
Instants
Valakut Awakening
45%inclusion158 decks352 decks
37%synergy
Fire Prophecy
29%inclusion103 decks352 decks
29%synergy
Chaos Warp
29%inclusion101 decks352 decks
-19%synergy
Volcanic Spite
27%inclusion96 decks352 decks
27%synergy
Dark Ritual
22%inclusion77 decks352 decks
-20%synergy
Brightstone Ritual
17%inclusion60 decks352 decks
16%synergy
Terminate
17%inclusion59 decks352 decks
-23%synergy
Rakdos Charm
16%inclusion55 decks352 decks
-28%synergy
Bedevil
14%inclusion48 decks352 decks
-21%synergy
Fell the Profane
12%inclusion43 decks352 decks
0%synergy
Malakir Rebirth
10%inclusion36 decks352 decks
-5%synergy
Battle Hymn
8.2%inclusion29 decks352 decks
7%synergy
Deflecting Swat
8.0%inclusion28 decks352 decks
-13%synergy
Manhole Missile
7.6%inclusion9 decks118 decks
7%synergy
Village Rites
7.1%inclusion25 decks352 decks
-8%synergy
Abrade
6.8%inclusion24 decks352 decks
-15%synergy
Deadly Rollick
6.5%inclusion23 decks352 decks
-15%synergy
Lightning Bolt
6.3%inclusion22 decks352 decks
-12%synergy
Withering Torment
5.7%inclusion20 decks351 decks
-16%synergy
Tibalt's Trickery
5.4%inclusion19 decks352 decks
-8%synergy
Entomb
5.1%inclusion18 decks352 decks
-2%synergy
Sorceries
Blasphemous Act
25%inclusion88 decks352 decks
-26%synergy
Read the Bones
23%inclusion81 decks352 decks
11%synergy
Into the Fire
21%inclusion73 decks352 decks
20%synergy
Feed the Swarm
18%inclusion65 decks352 decks
-23%synergy
Faithless Looting
17%inclusion59 decks352 decks
-11%synergy
Vandalblast
13%inclusion45 decks352 decks
-18%synergy
Dread Return
12%inclusion41 decks352 decks
7%synergy
Agadeem's Awakening
11%inclusion37 decks352 decks
7%synergy
Victimize
10%inclusion34 decks352 decks
-5%synergy
Doomsday
9.4%inclusion33 decks352 decks
9%synergy
Living Death
9.4%inclusion33 decks352 decks
5%synergy
Reanimate
8.8%inclusion31 decks352 decks
-14%synergy
Toxic Deluge
8.8%inclusion31 decks352 decks
-9%synergy
Sinister Waltz
7.4%inclusion26 decks352 decks
6%synergy
Mana Geyser
7.4%inclusion26 decks352 decks
-5%synergy
Sundering Eruption
7.1%inclusion25 decks352 decks
2%synergy
Grub's Command
6.9%inclusion12 decks173 decks
3%synergy
Patriarch's Bidding
6.8%inclusion24 decks352 decks
4%synergy
Diabolic Tutor
6.5%inclusion23 decks352 decks
1%synergy
Goblin War Strike
6.5%inclusion23 decks352 decks
6%synergy
Diabolic Intent
6.3%inclusion22 decks352 decks
-2%synergy
Utility Artifacts
Skullclamp
26%inclusion91 decks352 decks
16%synergy
Lightning Greaves
22%inclusion76 decks352 decks
-13%synergy
Teferi's Puzzle Box
21%inclusion73 decks352 decks
20%synergy
Cloak and Dagger
18%inclusion65 decks352 decks
18%synergy
Reito Lantern
18%inclusion63 decks352 decks
18%synergy
Crystal Ball
18%inclusion63 decks352 decks
18%synergy
Swiftfoot Boots
16%inclusion56 decks352 decks
-16%synergy
Darksteel Pendant
13%inclusion46 decks352 decks
13%synergy
Phyrexian Altar
13%inclusion46 decks352 decks
7%synergy
Desecrated Tomb
13%inclusion45 decks352 decks
12%synergy
Soldevi Digger
10%inclusion34 decks352 decks
10%synergy
Illusionist's Bracers
9.1%inclusion32 decks352 decks
8%synergy
Goblin Charbelcher
8.8%inclusion31 decks352 decks
9%synergy
Crucible of Worlds
6.0%inclusion21 decks352 decks
5%synergy
Planetarium of Wan Shi Tong
5.1%inclusion11 decks214 decks
5%synergy
Treasure Map
5.1%inclusion18 decks352 decks
4%synergy
Thornbite Staff
5.1%inclusion18 decks352 decks
5%synergy
Enchantments
Goblin Bombardment
32%inclusion111 decks352 decks
22%synergy
Impact Tremors
27%inclusion95 decks352 decks
16%synergy
Braid of Fire
17%inclusion61 decks352 decks
15%synergy
Mana Echoes
15%inclusion53 decks352 decks
14%synergy
Boggart Mischief
12%inclusion21 decks173 decks
7%synergy
Shared Animosity
8.2%inclusion29 decks352 decks
5%synergy
Phyrexian Arena
8.0%inclusion28 decks352 decks
-16%synergy
Mindmoil
6.5%inclusion23 decks352 decks
6%synergy
Thran Vigil
5.7%inclusion20 decks352 decks
5%synergy
Black Market
5.7%inclusion20 decks352 decks
1%synergy
Fires of Invention
5.7%inclusion20 decks352 decks
6%synergy
Shadows of the Past
5.7%inclusion20 decks352 decks
5%synergy
Quest for the Goblin Lord
5.4%inclusion19 decks352 decks
5%synergy
Utility Lands
Zhalfirin Void
41%inclusion146 decks352 decks
40%synergy
Buried Ruin
36%inclusion126 decks352 decks
32%synergy
Bojuka Bog
29%inclusion103 decks352 decks
-6%synergy
Phyrexian Tower
27%inclusion95 decks352 decks
16%synergy
Urborg, Tomb of Yawgmoth
24%inclusion86 decks352 decks
6%synergy
Great Furnace
20%inclusion70 decks352 decks
14%synergy
Vault of Whispers
19%inclusion68 decks352 decks
13%synergy
Three Tree City
12%inclusion43 decks351 decks
9%synergy
Temple of the False God
11%inclusion37 decks352 decks
1%synergy
Spinerock Knoll
10%inclusion36 decks352 decks
1%synergy
Nykthos, Shrine to Nyx
10%inclusion34 decks352 decks
8%synergy
Den of the Bugbear
9.4%inclusion33 decks352 decks
8%synergy
Takenuma, Abandoned Mire
8.8%inclusion31 decks352 decks
0%synergy
Isolated Watchtower
8.5%inclusion30 decks352 decks
8%synergy
Cabal Coffers
8.5%inclusion30 decks352 decks
-1%synergy
Castle Embereth
8.0%inclusion28 decks352 decks
5%synergy
Drownyard Temple
8.0%inclusion28 decks352 decks
7%synergy
Darksteel Citadel
7.1%inclusion25 decks352 decks
3%synergy
Inventors' Fair
7.1%inclusion25 decks352 decks
5%synergy
High Market
6.3%inclusion22 decks352 decks
2%synergy
Spymaster's Vault
5.7%inclusion20 decks352 decks
2%synergy
Urza's Saga
5.7%inclusion20 decks352 decks
0%synergy
Fire Nation Palace
5.2%inclusion11 decks212 decks
0%synergy
Command Beacon
5.1%inclusion18 decks352 decks
-1%synergy
Dakmor Salvage
5.1%inclusion18 decks352 decks
5%synergy
Mana Artifacts
Sol Ring
81%inclusion285 decks352 decks
-5%synergy
Arcane Signet
48%inclusion168 decks352 decks
-34%synergy
Rakdos Signet
33%inclusion117 decks352 decks
-25%synergy
Thran Turbine
33%inclusion115 decks352 decks
32%synergy
Talisman of Indulgence
30%inclusion105 decks352 decks
-25%synergy
Fellwar Stone
11%inclusion37 decks352 decks
-23%synergy
Mind Stone
7.7%inclusion27 decks352 decks
-21%synergy
Vessel of Endless Rest
6.0%inclusion21 decks352 decks
6%synergy
Lands
Mountain
97%inclusion343 decks352 decks
0%synergy
Swamp
97%inclusion342 decks352 decks
0%synergy
Command Tower
88%inclusion308 decks352 decks
1%synergy
Dragonskull Summit
65%inclusion228 decks352 decks
2%synergy
Smoldering Marsh
60%inclusion210 decks352 decks
-4%synergy
Temple of Malice
59%inclusion208 decks352 decks
26%synergy
Blood Crypt
56%inclusion197 decks352 decks
10%synergy
Sulfurous Springs
52%inclusion183 decks352 decks
5%synergy
Valakut Awakening
45%inclusion158 decks352 decks
37%synergy
Luxury Suite
43%inclusion152 decks352 decks
5%synergy
Path of Ancestry
42%inclusion147 decks352 decks
26%synergy
Graven Cairns
41%inclusion146 decks352 decks
11%synergy
Boggart Trawler
38%inclusion133 decks352 decks
31%synergy
Bloodstained Mire
37%inclusion131 decks352 decks
4%synergy
Shadowblood Ridge
35%inclusion123 decks352 decks
0%synergy
Foreboding Ruins
33%inclusion117 decks352 decks
-12%synergy
Rakdos Carnarium
32%inclusion113 decks352 decks
0%synergy
Tainted Peak
32%inclusion111 decks352 decks
-11%synergy
Haunted Ridge
31%inclusion109 decks352 decks
-5%synergy
Crystal Grotto
28%inclusion99 decks352 decks
27%synergy
Blightstep Pathway
26%inclusion91 decks352 decks
3%synergy
Blazemire Verge
24%inclusion85 decks351 decks
-6%synergy
Exotic Orchard
22%inclusion78 decks352 decks
-9%synergy
The Grey Havens
22%inclusion77 decks352 decks
21%synergy
Pinnacle Monk
21%inclusion75 decks352 decks
14%synergy
Raucous Theater
20%inclusion71 decks352 decks
-2%synergy
Auntie's Hovel
20%inclusion69 decks352 decks
18%synergy
Badlands
14%inclusion51 decks352 decks
1%synergy
Canyon Slough
14%inclusion51 decks352 decks
-5%synergy
Blackcleave Cliffs
14%inclusion51 decks352 decks
-6%synergy
Evolving Wilds
14%inclusion50 decks352 decks
-7%synergy
Cavern of Souls
13%inclusion46 decks352 decks
8%synergy
Rumble Arena
12%inclusion26 decks210 decks
12%synergy
Fell the Profane
12%inclusion43 decks352 decks
0%synergy
Terramorphic Expanse
11%inclusion38 decks352 decks
-5%synergy
Agadeem's Awakening
11%inclusion37 decks352 decks
7%synergy
Malakir Rebirth
10%inclusion36 decks352 decks
-5%synergy
Opal Palace
10%inclusion35 decks352 decks
9%synergy
Myriad Landscape
10%inclusion34 decks352 decks
-8%synergy
Polluted Delta
8.5%inclusion30 decks352 decks
1%synergy
Bloodfell Caves
8.0%inclusion28 decks352 decks
-11%synergy
Arid Mesa
7.7%inclusion27 decks352 decks
-1%synergy
Wooded Foothills
7.4%inclusion26 decks352 decks
0%synergy
Mount Doom
7.4%inclusion26 decks352 decks
-9%synergy
Plaza of Heroes
7.4%inclusion26 decks352 decks
6%synergy
Sundering Eruption
7.1%inclusion25 decks352 decks
2%synergy
Scalding Tarn
7.1%inclusion25 decks352 decks
0%synergy
Eclipsed Realms
7.0%inclusion12 decks172 decks
5%synergy
Unclaimed Territory
6.8%inclusion24 decks352 decks
3%synergy
Marsh Flats
6.5%inclusion23 decks352 decks
-1%synergy
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