Grenzo, Dungeon Warden (Commander) - Upgraded

Grenzo, Dungeon Warden
Rank #542
441decks
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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
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
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Bolg's Company
13%inclusion7 decks54 decks
5%synergy
Great Fierce Bee
13%inclusion7 decks54 decks
12%synergy
Azog, Moria's Ruin
10%inclusion6 decks62 decks
3%synergy
Undead Hand Ninja
7.6%inclusion9 decks118 decks
7%synergy
The Great Goblin
6.5%inclusion4 decks62 decks
5%synergy
High Synergy Cards
Heartstone
76%inclusion334 decks441 decks
74%synergy
Siege-Gang Commander
65%inclusion285 decks441 decks
61%synergy
Barkform Harvester
62%inclusion272 decks441 decks
61%synergy
The Cauldron of Eternity
60%inclusion266 decks441 decks
59%synergy
Tel-Jilad Stylus
60%inclusion264 decks441 decks
59%synergy
Ashnod's Altar
69%inclusion304 decks441 decks
59%synergy
Tomb Trawler
57%inclusion251 decks441 decks
56%synergy
Sling-Gang Lieutenant
58%inclusion256 decks441 decks
54%synergy
Workhorse
54%inclusion237 decks441 decks
53%synergy
Skirk Prospector
58%inclusion255 decks441 decks
53%synergy
Top Cards
Viscera Seer
61%inclusion268 decks441 decks
52%synergy
Kiki-Jiki, Mirror Breaker
57%inclusion250 decks441 decks
52%synergy
Murderous Redcap
54%inclusion239 decks441 decks
51%synergy
Pitiless Plunderer
52%inclusion228 decks441 decks
39%synergy
Priest of Gix
51%inclusion226 decks441 decks
49%synergy
Priest of Urabrask
51%inclusion224 decks441 decks
49%synergy
Goblin Matron
49%inclusion217 decks441 decks
46%synergy
Krenko, Mob Boss
49%inclusion215 decks441 decks
44%synergy
Solemn Simulacrum
48%inclusion213 decks441 decks
29%synergy
Hoverstone Pilgrim
47%inclusion207 decks441 decks
46%synergy
Game Changers
Ancient Tomb
14%inclusion60 decks441 decks
4%synergy
Gamble
12%inclusion52 decks441 decks
2%synergy
Jeska's Will
10%inclusion46 decks441 decks
-13%synergy
Demonic Tutor
9.3%inclusion41 decks441 decks
-8%synergy
Vampiric Tutor
7.5%inclusion33 decks441 decks
-6%synergy
Orcish Bowmasters
6.8%inclusion30 decks441 decks
-4%synergy
Creatures
Palladium Myr
46%inclusion204 decks441 decks
45%synergy
Goblin Engineer
45%inclusion200 decks441 decks
41%synergy
Mad Auntie
45%inclusion200 decks441 decks
43%synergy
Gray Merchant of Asphodel
43%inclusion189 decks441 decks
33%synergy
Zulaport Cutthroat
42%inclusion184 decks441 decks
34%synergy
Boggart Trawler
41%inclusion181 decks441 decks
34%synergy
Junktroller
39%inclusion170 decks441 decks
38%synergy
Goblin Welder
37%inclusion163 decks441 decks
34%synergy
Warren Soultrader
37%inclusion163 decks441 decks
29%synergy
Meteor Golem
37%inclusion162 decks441 decks
34%synergy
Ravenous Chupacabra
37%inclusion161 decks441 decks
34%synergy
Pawn of Ulamog
36%inclusion159 decks441 decks
34%synergy
Iron Myr
36%inclusion159 decks441 decks
34%synergy
Metallic Mimic
36%inclusion157 decks441 decks
33%synergy
Goblin Trashmaster
35%inclusion155 decks441 decks
33%synergy
Leaden Myr
35%inclusion154 decks441 decks
33%synergy
Woe Strider
35%inclusion153 decks441 decks
32%synergy
Epitaph Golem
34%inclusion152 decks441 decks
34%synergy
Goblin Warchief
34%inclusion151 decks441 decks
31%synergy
Goblin Chieftain
34%inclusion150 decks441 decks
32%synergy
Blood Artist
33%inclusion145 decks441 decks
14%synergy
Goblin Chirurgeon
32%inclusion139 decks441 decks
30%synergy
Beetleback Chief
31%inclusion138 decks441 decks
30%synergy
Bronze Walrus
31%inclusion135 decks441 decks
30%synergy
Ornithopter of Paradise
31%inclusion135 decks441 decks
27%synergy
Pashalik Mons
30%inclusion133 decks441 decks
28%synergy
Duplicant
30%inclusion133 decks441 decks
29%synergy
Emrakul's Hatcher
29%inclusion129 decks441 decks
29%synergy
Mogg War Marshal
27%inclusion120 decks441 decks
25%synergy
Zealous Conscripts
27%inclusion117 decks441 decks
25%synergy
Munitions Expert
26%inclusion116 decks441 decks
24%synergy
Pinnacle Monk
26%inclusion116 decks441 decks
19%synergy
Anger
26%inclusion116 decks441 decks
14%synergy
Chainer, Nightmare Adept
26%inclusion113 decks441 decks
18%synergy
Imperial Recruiter
24%inclusion107 decks441 decks
20%synergy
Crypt Ghast
24%inclusion106 decks441 decks
22%synergy
Warteye Witch
24%inclusion104 decks441 decks
23%synergy
Conspicuous Snoop
23%inclusion102 decks441 decks
21%synergy
Goblin King
23%inclusion101 decks441 decks
21%synergy
Treasonous Ogre
22%inclusion99 decks441 decks
20%synergy
Boggart Harbinger
22%inclusion96 decks441 decks
20%synergy
Krenko, Tin Street Kingpin
22%inclusion96 decks441 decks
18%synergy
Boggart Cursecrafter
22%inclusion61 decks281 decks
16%synergy
Goblin Recruiter
21%inclusion94 decks441 decks
20%synergy
Goblin Sharpshooter
20%inclusion90 decks441 decks
19%synergy
Twilight Diviner
20%inclusion57 decks281 decks
19%synergy
Marionette Master
20%inclusion88 decks441 decks
14%synergy
Murderous Rider
20%inclusion88 decks441 decks
18%synergy
Frogtosser Banneret
20%inclusion87 decks441 decks
17%synergy
Marionette Apprentice
20%inclusion87 decks441 decks
10%synergy
Instants
Valakut Awakening
44%inclusion192 decks441 decks
36%synergy
Chaos Warp
28%inclusion125 decks441 decks
-19%synergy
Fire Prophecy
25%inclusion111 decks441 decks
25%synergy
Volcanic Spite
24%inclusion106 decks441 decks
24%synergy
Dark Ritual
21%inclusion91 decks441 decks
-22%synergy
Terminate
16%inclusion71 decks441 decks
-24%synergy
Brightstone Ritual
16%inclusion69 decks441 decks
14%synergy
Rakdos Charm
15%inclusion67 decks441 decks
-28%synergy
Fell the Profane
15%inclusion64 decks441 decks
2%synergy
Bedevil
13%inclusion57 decks441 decks
-21%synergy
Malakir Rebirth
13%inclusion56 decks441 decks
-3%synergy
Deflecting Swat
8.8%inclusion39 decks441 decks
-13%synergy
Battle Hymn
7.7%inclusion34 decks441 decks
6%synergy
Village Rites
7.0%inclusion31 decks441 decks
-8%synergy
Withering Torment
6.8%inclusion30 decks441 decks
-14%synergy
Deadly Rollick
6.6%inclusion29 decks441 decks
-16%synergy
Abrade
6.6%inclusion29 decks441 decks
-15%synergy
Lightning Bolt
5.4%inclusion24 decks441 decks
-13%synergy
Sorceries
Blasphemous Act
24%inclusion107 decks441 decks
-27%synergy
Read the Bones
21%inclusion91 decks441 decks
9%synergy
Into the Fire
19%inclusion83 decks441 decks
18%synergy
Feed the Swarm
18%inclusion81 decks441 decks
-23%synergy
Faithless Looting
16%inclusion69 decks441 decks
-12%synergy
Vandalblast
13%inclusion56 decks441 decks
-17%synergy
Dread Return
11%inclusion49 decks441 decks
7%synergy
Agadeem's Awakening
11%inclusion49 decks441 decks
8%synergy
Doomsday
10%inclusion43 decks441 decks
9%synergy
Living Death
10%inclusion42 decks441 decks
6%synergy
Victimize
9.3%inclusion41 decks441 decks
-5%synergy
Toxic Deluge
8.8%inclusion39 decks441 decks
-9%synergy
Reanimate
8.2%inclusion36 decks441 decks
-15%synergy
Diabolic Intent
7.3%inclusion32 decks441 decks
-1%synergy
Sundering Eruption
7.3%inclusion32 decks441 decks
2%synergy
Mana Geyser
6.8%inclusion30 decks441 decks
-6%synergy
Sinister Waltz
6.3%inclusion28 decks441 decks
5%synergy
Diabolic Tutor
6.1%inclusion27 decks441 decks
0%synergy
Buried Alive
5.7%inclusion25 decks441 decks
1%synergy
Grub's Command
5.7%inclusion16 decks283 decks
2%synergy
Patriarch's Bidding
5.4%inclusion24 decks441 decks
3%synergy
Goblin War Strike
5.4%inclusion24 decks441 decks
5%synergy
Utility Artifacts
Skullclamp
25%inclusion110 decks441 decks
15%synergy
Lightning Greaves
22%inclusion98 decks441 decks
-13%synergy
Teferi's Puzzle Box
20%inclusion89 decks441 decks
20%synergy
Crystal Ball
16%inclusion72 decks441 decks
16%synergy
Cloak and Dagger
16%inclusion69 decks441 decks
15%synergy
Reito Lantern
15%inclusion68 decks441 decks
15%synergy
Swiftfoot Boots
15%inclusion64 decks441 decks
-17%synergy
Phyrexian Altar
14%inclusion60 decks441 decks
8%synergy
Darksteel Pendant
13%inclusion58 decks441 decks
13%synergy
Desecrated Tomb
13%inclusion56 decks441 decks
12%synergy
Soldevi Digger
8.8%inclusion39 decks441 decks
9%synergy
Illusionist's Bracers
7.7%inclusion34 decks441 decks
7%synergy
Goblin Charbelcher
7.7%inclusion34 decks441 decks
7%synergy
Crucible of Worlds
5.4%inclusion24 decks441 decks
5%synergy
Thornbite Staff
5.2%inclusion23 decks441 decks
5%synergy
Enchantments
Goblin Bombardment
30%inclusion133 decks441 decks
20%synergy
Impact Tremors
26%inclusion114 decks441 decks
15%synergy
Braid of Fire
17%inclusion74 decks441 decks
15%synergy
Mana Echoes
14%inclusion63 decks441 decks
14%synergy
Boggart Mischief
11%inclusion30 decks283 decks
6%synergy
Shared Animosity
7.3%inclusion32 decks441 decks
4%synergy
Phyrexian Arena
6.3%inclusion28 decks441 decks
-17%synergy
Mindmoil
6.1%inclusion27 decks441 decks
6%synergy
Shadows of the Past
5.9%inclusion26 decks441 decks
6%synergy
Thran Vigil
5.7%inclusion25 decks441 decks
4%synergy
Black Market
5.2%inclusion23 decks441 decks
1%synergy
Utility Lands
Zhalfirin Void
38%inclusion166 decks441 decks
37%synergy
Buried Ruin
33%inclusion144 decks441 decks
29%synergy
Bojuka Bog
28%inclusion125 decks441 decks
-7%synergy
Phyrexian Tower
27%inclusion119 decks441 decks
16%synergy
Urborg, Tomb of Yawgmoth
25%inclusion109 decks441 decks
6%synergy
Great Furnace
19%inclusion85 decks441 decks
13%synergy
Vault of Whispers
19%inclusion82 decks441 decks
12%synergy
Three Tree City
11%inclusion49 decks441 decks
8%synergy
Takenuma, Abandoned Mire
10%inclusion46 decks441 decks
2%synergy
Nykthos, Shrine to Nyx
10%inclusion43 decks441 decks
8%synergy
Den of the Bugbear
10%inclusion42 decks441 decks
8%synergy
Temple of the False God
9.3%inclusion41 decks441 decks
-0%synergy
Spinerock Knoll
8.8%inclusion39 decks441 decks
-0%synergy
Cabal Coffers
8.4%inclusion37 decks441 decks
-1%synergy
High Market
7.5%inclusion33 decks441 decks
3%synergy
Inventors' Fair
7.0%inclusion31 decks441 decks
5%synergy
Castle Embereth
7.0%inclusion31 decks441 decks
4%synergy
Drownyard Temple
6.6%inclusion29 decks441 decks
5%synergy
Isolated Watchtower
6.3%inclusion28 decks441 decks
6%synergy
Urza's Saga
6.3%inclusion28 decks441 decks
0%synergy
Spymaster's Vault
5.9%inclusion26 decks441 decks
3%synergy
Darksteel Citadel
5.9%inclusion26 decks441 decks
2%synergy
Command Beacon
5.4%inclusion24 decks441 decks
-1%synergy
Fire Nation Palace
5.0%inclusion16 decks318 decks
0%synergy
Mana Artifacts
Sol Ring
77%inclusion340 decks441 decks
-9%synergy
Arcane Signet
46%inclusion204 decks441 decks
-36%synergy
Rakdos Signet
32%inclusion143 decks441 decks
-24%synergy
Thran Turbine
30%inclusion133 decks441 decks
29%synergy
Talisman of Indulgence
28%inclusion122 decks441 decks
-28%synergy
Fellwar Stone
10%inclusion43 decks441 decks
-23%synergy
Mind Stone
8.4%inclusion37 decks441 decks
-19%synergy
Lands
Mountain
98%inclusion431 decks441 decks
0%synergy
Swamp
98%inclusion430 decks441 decks
-0%synergy
Command Tower
86%inclusion379 decks441 decks
-0%synergy
Dragonskull Summit
65%inclusion285 decks441 decks
0%synergy
Temple of Malice
59%inclusion258 decks441 decks
26%synergy
Blood Crypt
57%inclusion251 decks441 decks
9%synergy
Smoldering Marsh
56%inclusion246 decks441 decks
-8%synergy
Sulfurous Springs
53%inclusion232 decks441 decks
5%synergy
Luxury Suite
44%inclusion195 decks441 decks
6%synergy
Valakut Awakening
44%inclusion192 decks441 decks
36%synergy
Graven Cairns
41%inclusion182 decks441 decks
9%synergy
Boggart Trawler
41%inclusion181 decks441 decks
34%synergy
Bloodstained Mire
38%inclusion168 decks441 decks
5%synergy
Path of Ancestry
38%inclusion166 decks441 decks
21%synergy
Shadowblood Ridge
34%inclusion149 decks441 decks
-1%synergy
Rakdos Carnarium
32%inclusion143 decks441 decks
2%synergy
Foreboding Ruins
31%inclusion137 decks441 decks
-15%synergy
Tainted Peak
30%inclusion133 decks441 decks
-13%synergy
Haunted Ridge
29%inclusion130 decks441 decks
-7%synergy
Blightstep Pathway
27%inclusion117 decks441 decks
4%synergy
Pinnacle Monk
26%inclusion116 decks441 decks
19%synergy
Blazemire Verge
26%inclusion115 decks441 decks
-5%synergy
Crystal Grotto
25%inclusion111 decks441 decks
25%synergy
Exotic Orchard
23%inclusion101 decks441 decks
-8%synergy
Raucous Theater
20%inclusion88 decks441 decks
-2%synergy
The Grey Havens
19%inclusion83 decks441 decks
18%synergy
Auntie's Hovel
18%inclusion80 decks441 decks
16%synergy
Badlands
17%inclusion76 decks441 decks
4%synergy
Blackcleave Cliffs
17%inclusion73 decks441 decks
-4%synergy
Evolving Wilds
15%inclusion68 decks441 decks
-5%synergy
Canyon Slough
15%inclusion67 decks441 decks
-4%synergy
Fell the Profane
15%inclusion64 decks441 decks
2%synergy
Cavern of Souls
13%inclusion58 decks441 decks
8%synergy
Malakir Rebirth
13%inclusion56 decks441 decks
-3%synergy
Blackbloom Rogue
11%inclusion49 decks441 decks
11%synergy
Agadeem's Awakening
11%inclusion49 decks441 decks
8%synergy
Terramorphic Expanse
11%inclusion48 decks441 decks
-4%synergy
Rumble Arena
11%inclusion34 decks316 decks
10%synergy
Polluted Delta
10%inclusion44 decks441 decks
2%synergy
Fabled Passage
10%inclusion43 decks441 decks
1%synergy
Arid Mesa
9.1%inclusion40 decks441 decks
1%synergy
Prismatic Vista
8.6%inclusion38 decks441 decks
3%synergy
Bloodfell Caves
8.6%inclusion38 decks441 decks
-10%synergy
Opal Palace
8.6%inclusion38 decks441 decks
7%synergy
Myriad Landscape
8.4%inclusion37 decks441 decks
-8%synergy
Wooded Foothills
8.4%inclusion37 decks441 decks
1%synergy
Mount Doom
7.9%inclusion35 decks441 decks
-8%synergy
Marsh Flats
7.9%inclusion35 decks441 decks
0%synergy
Sundering Eruption
7.3%inclusion32 decks441 decks
2%synergy
Scalding Tarn
7.3%inclusion32 decks441 decks
0%synergy
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