Grenzo, Dungeon Warden (Commander) - Upgraded

Grenzo, Dungeon Warden
Rank #550
470decks
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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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Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
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Azog, Moria's Ruin
13%inclusion15 decks118 decks
6%synergy
Bolg's Company
12%inclusion13 decks110 decks
5%synergy
Great Fierce Bee
11%inclusion12 decks110 decks
10%synergy
Troop of Ponies
6.4%inclusion7 decks110 decks
4%synergy
Samut, Hazoret's Champion
5.9%inclusion2 decks34 decks
2%synergy
High Synergy Cards
Heartstone
77%inclusion361 decks470 decks
75%synergy
Barkform Harvester
62%inclusion291 decks470 decks
61%synergy
Siege-Gang Commander
64%inclusion302 decks470 decks
60%synergy
Tel-Jilad Stylus
60%inclusion284 decks470 decks
60%synergy
The Cauldron of Eternity
60%inclusion280 decks470 decks
59%synergy
Ashnod's Altar
68%inclusion319 decks470 decks
58%synergy
Tomb Trawler
58%inclusion273 decks470 decks
57%synergy
Sling-Gang Lieutenant
58%inclusion272 decks470 decks
54%synergy
Workhorse
54%inclusion254 decks470 decks
53%synergy
Kiki-Jiki, Mirror Breaker
57%inclusion267 decks470 decks
53%synergy
Top Cards
Viscera Seer
61%inclusion285 decks470 decks
52%synergy
Skirk Prospector
57%inclusion268 decks470 decks
51%synergy
Murderous Redcap
54%inclusion252 decks470 decks
50%synergy
Pitiless Plunderer
51%inclusion242 decks470 decks
39%synergy
Priest of Gix
51%inclusion240 decks470 decks
49%synergy
Priest of Urabrask
51%inclusion238 decks470 decks
49%synergy
Goblin Matron
49%inclusion232 decks470 decks
45%synergy
Krenko, Mob Boss
49%inclusion230 decks470 decks
44%synergy
Solemn Simulacrum
48%inclusion226 decks470 decks
30%synergy
Palladium Myr
47%inclusion219 decks470 decks
45%synergy
Game Changers
Ancient Tomb
13%inclusion63 decks470 decks
4%synergy
Gamble
12%inclusion56 decks470 decks
2%synergy
Jeska's Will
11%inclusion52 decks470 decks
-12%synergy
Demonic Tutor
10%inclusion46 decks470 decks
-8%synergy
Vampiric Tutor
7.2%inclusion34 decks470 decks
-6%synergy
Orcish Bowmasters
6.6%inclusion31 decks470 decks
-4%synergy
Creatures
Hoverstone Pilgrim
46%inclusion216 decks470 decks
45%synergy
Goblin Engineer
46%inclusion215 decks470 decks
42%synergy
Mad Auntie
44%inclusion208 decks470 decks
42%synergy
Zulaport Cutthroat
42%inclusion199 decks470 decks
34%synergy
Gray Merchant of Asphodel
42%inclusion198 decks470 decks
32%synergy
Boggart Trawler
41%inclusion193 decks470 decks
34%synergy
Junktroller
39%inclusion182 decks470 decks
38%synergy
Meteor Golem
38%inclusion179 decks470 decks
36%synergy
Warren Soultrader
37%inclusion175 decks470 decks
29%synergy
Goblin Welder
37%inclusion173 decks470 decks
34%synergy
Ravenous Chupacabra
37%inclusion172 decks470 decks
35%synergy
Iron Myr
36%inclusion170 decks470 decks
34%synergy
Pawn of Ulamog
36%inclusion170 decks470 decks
34%synergy
Metallic Mimic
35%inclusion166 decks470 decks
33%synergy
Goblin Trashmaster
35%inclusion165 decks470 decks
33%synergy
Leaden Myr
35%inclusion164 decks470 decks
33%synergy
Woe Strider
34%inclusion162 decks470 decks
32%synergy
Epitaph Golem
34%inclusion159 decks470 decks
33%synergy
Goblin Chieftain
34%inclusion158 decks470 decks
31%synergy
Goblin Warchief
33%inclusion155 decks470 decks
30%synergy
Blood Artist
33%inclusion153 decks470 decks
14%synergy
Goblin Chirurgeon
32%inclusion151 decks470 decks
30%synergy
Beetleback Chief
32%inclusion149 decks470 decks
30%synergy
Bronze Walrus
31%inclusion144 decks470 decks
30%synergy
Ornithopter of Paradise
31%inclusion144 decks470 decks
27%synergy
Duplicant
30%inclusion143 decks470 decks
30%synergy
Pashalik Mons
30%inclusion142 decks470 decks
28%synergy
Emrakul's Hatcher
29%inclusion136 decks470 decks
28%synergy
Mogg War Marshal
28%inclusion131 decks470 decks
25%synergy
Zealous Conscripts
27%inclusion126 decks470 decks
25%synergy
Munitions Expert
26%inclusion124 decks470 decks
24%synergy
Anger
26%inclusion123 decks470 decks
14%synergy
Chainer, Nightmare Adept
26%inclusion122 decks470 decks
19%synergy
Pinnacle Monk
25%inclusion116 decks470 decks
17%synergy
Imperial Recruiter
23%inclusion110 decks470 decks
20%synergy
Crypt Ghast
23%inclusion109 decks470 decks
21%synergy
Conspicuous Snoop
23%inclusion108 decks470 decks
21%synergy
Goblin King
23%inclusion107 decks470 decks
21%synergy
Boggart Cursecrafter
23%inclusion71 decks314 decks
17%synergy
Warteye Witch
23%inclusion106 decks470 decks
22%synergy
Treasonous Ogre
22%inclusion105 decks470 decks
19%synergy
Krenko, Tin Street Kingpin
22%inclusion103 decks470 decks
17%synergy
Boggart Harbinger
21%inclusion99 decks470 decks
19%synergy
Goblin Recruiter
21%inclusion98 decks470 decks
19%synergy
Marionette Master
20%inclusion96 decks470 decks
15%synergy
Goblin Sharpshooter
20%inclusion95 decks470 decks
19%synergy
Marionette Apprentice
20%inclusion94 decks470 decks
10%synergy
Twilight Diviner
20%inclusion62 decks314 decks
18%synergy
Frogtosser Banneret
20%inclusion92 decks470 decks
17%synergy
Murderous Rider
19%inclusion91 decks470 decks
18%synergy
Instants
Valakut Awakening
44%inclusion206 decks470 decks
36%synergy
Chaos Warp
28%inclusion133 decks470 decks
-18%synergy
Fire Prophecy
26%inclusion120 decks470 decks
25%synergy
Volcanic Spite
24%inclusion112 decks470 decks
23%synergy
Dark Ritual
22%inclusion102 decks470 decks
-22%synergy
Terminate
16%inclusion77 decks470 decks
-23%synergy
Brightstone Ritual
16%inclusion76 decks470 decks
14%synergy
Rakdos Charm
15%inclusion72 decks470 decks
-28%synergy
Fell the Profane
15%inclusion71 decks470 decks
2%synergy
Bedevil
13%inclusion63 decks470 decks
-20%synergy
Malakir Rebirth
13%inclusion62 decks470 decks
-2%synergy
Deflecting Swat
8.7%inclusion41 decks470 decks
-13%synergy
Battle Hymn
7.9%inclusion37 decks470 decks
6%synergy
Village Rites
7.2%inclusion34 decks470 decks
-8%synergy
Abrade
6.8%inclusion32 decks470 decks
-15%synergy
Deadly Rollick
6.6%inclusion31 decks470 decks
-16%synergy
Withering Torment
6.6%inclusion31 decks470 decks
-15%synergy
Lightning Bolt
5.5%inclusion26 decks470 decks
-13%synergy
Sorceries
Blasphemous Act
25%inclusion117 decks470 decks
-27%synergy
Read the Bones
21%inclusion101 decks470 decks
10%synergy
Into the Fire
19%inclusion89 decks470 decks
18%synergy
Feed the Swarm
19%inclusion87 decks470 decks
-22%synergy
Faithless Looting
16%inclusion77 decks470 decks
-11%synergy
Vandalblast
12%inclusion58 decks470 decks
-18%synergy
Agadeem's Awakening
11%inclusion50 decks470 decks
7%synergy
Dread Return
10%inclusion48 decks470 decks
6%synergy
Victimize
10%inclusion46 decks470 decks
-5%synergy
Living Death
10%inclusion45 decks470 decks
6%synergy
Doomsday
8.7%inclusion41 decks470 decks
8%synergy
Reanimate
8.5%inclusion40 decks470 decks
-15%synergy
Toxic Deluge
8.5%inclusion40 decks470 decks
-9%synergy
Sundering Eruption
7.4%inclusion35 decks470 decks
2%synergy
Mana Geyser
6.8%inclusion32 decks470 decks
-6%synergy
Diabolic Intent
6.6%inclusion31 decks470 decks
-2%synergy
Diabolic Tutor
6.2%inclusion29 decks470 decks
1%synergy
Sinister Waltz
6.2%inclusion29 decks470 decks
5%synergy
Buried Alive
5.7%inclusion27 decks470 decks
1%synergy
Grub's Command
5.7%inclusion18 decks316 decks
2%synergy
Patriarch's Bidding
5.5%inclusion26 decks470 decks
3%synergy
Goblin War Strike
5.3%inclusion25 decks470 decks
5%synergy
Utility Artifacts
Skullclamp
25%inclusion118 decks470 decks
14%synergy
Lightning Greaves
22%inclusion102 decks470 decks
-13%synergy
Teferi's Puzzle Box
19%inclusion89 decks470 decks
18%synergy
Crystal Ball
17%inclusion78 decks470 decks
16%synergy
Cloak and Dagger
16%inclusion77 decks470 decks
16%synergy
Reito Lantern
15%inclusion72 decks470 decks
15%synergy
Swiftfoot Boots
15%inclusion70 decks470 decks
-16%synergy
Darksteel Pendant
14%inclusion64 decks470 decks
13%synergy
Phyrexian Altar
13%inclusion62 decks470 decks
7%synergy
Desecrated Tomb
13%inclusion60 decks470 decks
12%synergy
Soldevi Digger
8.3%inclusion39 decks470 decks
8%synergy
Illusionist's Bracers
8.1%inclusion38 decks470 decks
7%synergy
Goblin Charbelcher
7.9%inclusion37 decks470 decks
8%synergy
Crucible of Worlds
5.5%inclusion26 decks470 decks
5%synergy
Thornbite Staff
5.3%inclusion25 decks470 decks
5%synergy
Jar of Eyeballs
5.1%inclusion24 decks470 decks
5%synergy
Enchantments
Goblin Bombardment
30%inclusion139 decks470 decks
19%synergy
Impact Tremors
26%inclusion122 decks470 decks
15%synergy
Braid of Fire
17%inclusion81 decks470 decks
15%synergy
Mana Echoes
14%inclusion68 decks470 decks
14%synergy
Boggart Mischief
11%inclusion35 decks316 decks
6%synergy
Shared Animosity
7.0%inclusion33 decks470 decks
4%synergy
Mindmoil
6.4%inclusion30 decks470 decks
6%synergy
Thran Vigil
6.2%inclusion29 decks470 decks
5%synergy
Phyrexian Arena
6.2%inclusion29 decks470 decks
-17%synergy
Shadows of the Past
5.7%inclusion27 decks470 decks
5%synergy
Black Market
5.1%inclusion24 decks470 decks
1%synergy
Utility Lands
Zhalfirin Void
38%inclusion178 decks470 decks
37%synergy
Buried Ruin
32%inclusion149 decks470 decks
28%synergy
Bojuka Bog
29%inclusion134 decks470 decks
-7%synergy
Phyrexian Tower
28%inclusion131 decks470 decks
17%synergy
Urborg, Tomb of Yawgmoth
25%inclusion117 decks470 decks
6%synergy
Great Furnace
20%inclusion93 decks470 decks
13%synergy
Vault of Whispers
19%inclusion88 decks470 decks
12%synergy
Three Tree City
11%inclusion54 decks470 decks
8%synergy
Takenuma, Abandoned Mire
11%inclusion50 decks470 decks
2%synergy
Nykthos, Shrine to Nyx
10%inclusion47 decks470 decks
8%synergy
Temple of the False God
10%inclusion45 decks470 decks
0%synergy
Den of the Bugbear
9.4%inclusion44 decks470 decks
7%synergy
Spinerock Knoll
8.7%inclusion41 decks470 decks
-0%synergy
Cabal Coffers
8.5%inclusion40 decks470 decks
-1%synergy
High Market
7.9%inclusion37 decks470 decks
3%synergy
Inventors' Fair
7.0%inclusion33 decks470 decks
5%synergy
Castle Embereth
7.0%inclusion33 decks470 decks
4%synergy
Drownyard Temple
6.8%inclusion32 decks470 decks
6%synergy
Isolated Watchtower
6.6%inclusion31 decks470 decks
6%synergy
Spymaster's Vault
6.0%inclusion28 decks470 decks
3%synergy
Darksteel Citadel
6.0%inclusion28 decks470 decks
2%synergy
Urza's Saga
5.7%inclusion27 decks470 decks
-0%synergy
Fire Nation Palace
5.2%inclusion18 decks349 decks
1%synergy
Command Beacon
5.1%inclusion24 decks470 decks
-1%synergy
Mana Artifacts
Sol Ring
78%inclusion368 decks470 decks
-8%synergy
Arcane Signet
47%inclusion221 decks470 decks
-35%synergy
Rakdos Signet
32%inclusion151 decks470 decks
-24%synergy
Thran Turbine
31%inclusion146 decks470 decks
30%synergy
Talisman of Indulgence
27%inclusion127 decks470 decks
-28%synergy
Fellwar Stone
10%inclusion48 decks470 decks
-23%synergy
Mind Stone
8.3%inclusion39 decks470 decks
-18%synergy
Vessel of Endless Rest
5.1%inclusion24 decks470 decks
5%synergy
Lands
Mountain
98%inclusion460 decks470 decks
0%synergy
Swamp
98%inclusion459 decks470 decks
-0%synergy
Command Tower
87%inclusion407 decks470 decks
1%synergy
Dragonskull Summit
65%inclusion306 decks470 decks
0%synergy
Temple of Malice
59%inclusion277 decks470 decks
27%synergy
Blood Crypt
58%inclusion272 decks470 decks
9%synergy
Smoldering Marsh
57%inclusion268 decks470 decks
-7%synergy
Sulfurous Springs
52%inclusion245 decks470 decks
4%synergy
Luxury Suite
44%inclusion207 decks470 decks
5%synergy
Valakut Awakening
44%inclusion206 decks470 decks
36%synergy
Graven Cairns
42%inclusion197 decks470 decks
9%synergy
Boggart Trawler
41%inclusion193 decks470 decks
34%synergy
Bloodstained Mire
38%inclusion177 decks470 decks
4%synergy
Path of Ancestry
37%inclusion175 decks470 decks
21%synergy
Shadowblood Ridge
34%inclusion161 decks470 decks
-0%synergy
Rakdos Carnarium
32%inclusion152 decks470 decks
3%synergy
Foreboding Ruins
32%inclusion150 decks470 decks
-14%synergy
Tainted Peak
31%inclusion148 decks470 decks
-12%synergy
Haunted Ridge
30%inclusion142 decks470 decks
-6%synergy
Blightstep Pathway
26%inclusion124 decks470 decks
4%synergy
Blazemire Verge
26%inclusion123 decks470 decks
-6%synergy
Crystal Grotto
25%inclusion118 decks470 decks
24%synergy
Pinnacle Monk
25%inclusion116 decks470 decks
17%synergy
Exotic Orchard
23%inclusion108 decks470 decks
-8%synergy
Raucous Theater
19%inclusion91 decks470 decks
-2%synergy
The Grey Havens
19%inclusion89 decks470 decks
18%synergy
Badlands
18%inclusion83 decks470 decks
4%synergy
Auntie's Hovel
18%inclusion83 decks470 decks
16%synergy
Blackcleave Cliffs
17%inclusion79 decks470 decks
-4%synergy
Fell the Profane
15%inclusion71 decks470 decks
2%synergy
Canyon Slough
15%inclusion69 decks470 decks
-5%synergy
Evolving Wilds
14%inclusion68 decks470 decks
-6%synergy
Malakir Rebirth
13%inclusion62 decks470 decks
-2%synergy
Cavern of Souls
13%inclusion60 decks470 decks
8%synergy
Rumble Arena
12%inclusion41 decks347 decks
11%synergy
Blackbloom Rogue
11%inclusion52 decks470 decks
11%synergy
Terramorphic Expanse
11%inclusion50 decks470 decks
-4%synergy
Agadeem's Awakening
11%inclusion50 decks470 decks
7%synergy
Fabled Passage
10%inclusion47 decks470 decks
1%synergy
Polluted Delta
10%inclusion45 decks470 decks
2%synergy
Arid Mesa
8.9%inclusion42 decks470 decks
1%synergy
Bloodfell Caves
8.7%inclusion41 decks470 decks
-10%synergy
Myriad Landscape
8.5%inclusion40 decks470 decks
-8%synergy
Opal Palace
8.5%inclusion40 decks470 decks
7%synergy
Wooded Foothills
8.3%inclusion39 decks470 decks
1%synergy
Prismatic Vista
8.1%inclusion38 decks470 decks
3%synergy
Marsh Flats
7.9%inclusion37 decks470 decks
0%synergy
Mount Doom
7.7%inclusion36 decks470 decks
-8%synergy
Sundering Eruption
7.4%inclusion35 decks470 decks
2%synergy
Scalding Tarn
7.2%inclusion34 decks470 decks
0%synergy
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