Grenzo, Dungeon Warden (Commander) - Upgraded

Grenzo, Dungeon Warden
Rank #539
388decks
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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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Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
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Relic Retriever
17%inclusion21 decks125 decks
16%synergy
Undead Hand Ninja
12%inclusion3 decks25 decks
12%synergy
Garrison Excavator
10%inclusion12 decks124 decks
9%synergy
Blazing Firesinger
8.0%inclusion9 decks112 decks
6%synergy
Sundering Archaic
6.8%inclusion8 decks118 decks
7%synergy
High Synergy Cards
Heartstone
76%inclusion295 decks388 decks
74%synergy
Siege-Gang Commander
66%inclusion255 decks388 decks
62%synergy
Barkform Harvester
63%inclusion243 decks388 decks
62%synergy
The Cauldron of Eternity
63%inclusion243 decks388 decks
61%synergy
Tel-Jilad Stylus
61%inclusion236 decks388 decks
60%synergy
Ashnod's Altar
70%inclusion270 decks388 decks
59%synergy
Tomb Trawler
58%inclusion226 decks388 decks
57%synergy
Sling-Gang Lieutenant
60%inclusion231 decks388 decks
56%synergy
Workhorse
55%inclusion213 decks388 decks
54%synergy
Skirk Prospector
58%inclusion224 decks388 decks
53%synergy
Top Cards
Viscera Seer
62%inclusion241 decks388 decks
53%synergy
Kiki-Jiki, Mirror Breaker
57%inclusion220 decks388 decks
52%synergy
Murderous Redcap
56%inclusion219 decks388 decks
53%synergy
Pitiless Plunderer
54%inclusion208 decks388 decks
41%synergy
Priest of Gix
51%inclusion198 decks388 decks
49%synergy
Priest of Urabrask
51%inclusion198 decks388 decks
49%synergy
Krenko, Mob Boss
49%inclusion192 decks388 decks
45%synergy
Solemn Simulacrum
49%inclusion191 decks388 decks
30%synergy
Goblin Matron
48%inclusion188 decks388 decks
45%synergy
Hoverstone Pilgrim
48%inclusion187 decks388 decks
48%synergy
Game Changers
Ancient Tomb
12%inclusion48 decks388 decks
3%synergy
Gamble
11%inclusion41 decks388 decks
1%synergy
Demonic Tutor
9.3%inclusion36 decks388 decks
-8%synergy
Jeska's Will
9.0%inclusion35 decks388 decks
-14%synergy
Vampiric Tutor
7.0%inclusion27 decks388 decks
-7%synergy
Orcish Bowmasters
6.4%inclusion25 decks388 decks
-4%synergy
Creatures
Palladium Myr
46%inclusion180 decks388 decks
45%synergy
Goblin Engineer
46%inclusion179 decks388 decks
42%synergy
Mad Auntie
45%inclusion175 decks388 decks
43%synergy
Zulaport Cutthroat
44%inclusion172 decks388 decks
36%synergy
Gray Merchant of Asphodel
43%inclusion167 decks388 decks
33%synergy
Boggart Trawler
41%inclusion158 decks388 decks
34%synergy
Iron Myr
39%inclusion150 decks388 decks
36%synergy
Meteor Golem
38%inclusion149 decks388 decks
36%synergy
Junktroller
38%inclusion147 decks388 decks
37%synergy
Leaden Myr
38%inclusion147 decks388 decks
36%synergy
Goblin Welder
37%inclusion145 decks388 decks
35%synergy
Goblin Trashmaster
37%inclusion143 decks388 decks
35%synergy
Metallic Mimic
37%inclusion142 decks388 decks
35%synergy
Warren Soultrader
37%inclusion142 decks388 decks
29%synergy
Pawn of Ulamog
36%inclusion141 decks388 decks
34%synergy
Epitaph Golem
36%inclusion141 decks388 decks
36%synergy
Ravenous Chupacabra
36%inclusion141 decks388 decks
34%synergy
Woe Strider
36%inclusion138 decks388 decks
33%synergy
Goblin Chieftain
35%inclusion134 decks388 decks
32%synergy
Blood Artist
34%inclusion132 decks388 decks
15%synergy
Goblin Warchief
34%inclusion132 decks388 decks
31%synergy
Beetleback Chief
33%inclusion129 decks388 decks
32%synergy
Goblin Chirurgeon
32%inclusion123 decks388 decks
30%synergy
Bronze Walrus
31%inclusion122 decks388 decks
31%synergy
Duplicant
31%inclusion122 decks388 decks
31%synergy
Ornithopter of Paradise
31%inclusion121 decks388 decks
27%synergy
Pashalik Mons
30%inclusion117 decks388 decks
28%synergy
Emrakul's Hatcher
30%inclusion115 decks388 decks
29%synergy
Zealous Conscripts
28%inclusion108 decks388 decks
26%synergy
Mogg War Marshal
27%inclusion106 decks388 decks
25%synergy
Munitions Expert
27%inclusion105 decks388 decks
25%synergy
Anger
27%inclusion104 decks388 decks
14%synergy
Pinnacle Monk
26%inclusion100 decks388 decks
19%synergy
Crypt Ghast
25%inclusion97 decks388 decks
22%synergy
Warteye Witch
25%inclusion96 decks388 decks
24%synergy
Chainer, Nightmare Adept
24%inclusion95 decks388 decks
17%synergy
Boggart Cursecrafter
24%inclusion53 decks221 decks
19%synergy
Imperial Recruiter
24%inclusion93 decks388 decks
20%synergy
Conspicuous Snoop
24%inclusion93 decks388 decks
22%synergy
Treasonous Ogre
23%inclusion88 decks388 decks
20%synergy
Krenko, Tin Street Kingpin
23%inclusion88 decks388 decks
19%synergy
Goblin King
23%inclusion88 decks388 decks
21%synergy
Marionette Master
22%inclusion86 decks388 decks
16%synergy
Goblin Sharpshooter
21%inclusion82 decks388 decks
20%synergy
Boggart Harbinger
21%inclusion81 decks388 decks
19%synergy
Frogtosser Banneret
20%inclusion78 decks388 decks
18%synergy
Marionette Apprentice
20%inclusion78 decks388 decks
11%synergy
Goblin Recruiter
20%inclusion78 decks388 decks
18%synergy
Murderous Rider
20%inclusion77 decks388 decks
18%synergy
Deathbringer Thoctar
19%inclusion75 decks388 decks
19%synergy
Instants
Valakut Awakening
46%inclusion179 decks388 decks
38%synergy
Chaos Warp
27%inclusion106 decks388 decks
-20%synergy
Fire Prophecy
27%inclusion106 decks388 decks
27%synergy
Volcanic Spite
26%inclusion100 decks388 decks
25%synergy
Dark Ritual
21%inclusion81 decks388 decks
-21%synergy
Terminate
17%inclusion65 decks388 decks
-23%synergy
Brightstone Ritual
16%inclusion62 decks388 decks
15%synergy
Rakdos Charm
15%inclusion57 decks388 decks
-29%synergy
Bedevil
13%inclusion52 decks388 decks
-21%synergy
Fell the Profane
13%inclusion50 decks388 decks
0%synergy
Malakir Rebirth
11%inclusion42 decks388 decks
-4%synergy
Battle Hymn
8.0%inclusion31 decks388 decks
7%synergy
Deflecting Swat
7.7%inclusion30 decks388 decks
-13%synergy
Village Rites
7.0%inclusion27 decks388 decks
-8%synergy
Abrade
6.4%inclusion25 decks388 decks
-15%synergy
Manhole Missile
6.2%inclusion11 decks177 decks
6%synergy
Withering Torment
6.2%inclusion24 decks388 decks
-15%synergy
Deadly Rollick
5.7%inclusion22 decks388 decks
-16%synergy
Lightning Bolt
5.4%inclusion21 decks388 decks
-13%synergy
Entomb
5.2%inclusion20 decks388 decks
-2%synergy
Sorceries
Blasphemous Act
24%inclusion94 decks388 decks
-26%synergy
Read the Bones
22%inclusion84 decks388 decks
9%synergy
Into the Fire
20%inclusion78 decks388 decks
19%synergy
Feed the Swarm
19%inclusion72 decks388 decks
-23%synergy
Faithless Looting
16%inclusion63 decks388 decks
-12%synergy
Dread Return
12%inclusion48 decks388 decks
8%synergy
Vandalblast
12%inclusion48 decks388 decks
-18%synergy
Agadeem's Awakening
11%inclusion41 decks388 decks
7%synergy
Doomsday
10%inclusion37 decks388 decks
9%synergy
Living Death
9.3%inclusion36 decks388 decks
5%synergy
Toxic Deluge
9.0%inclusion35 decks388 decks
-9%synergy
Victimize
8.8%inclusion34 decks388 decks
-6%synergy
Reanimate
7.7%inclusion30 decks388 decks
-15%synergy
Mana Geyser
7.0%inclusion27 decks388 decks
-6%synergy
Sundering Eruption
7.0%inclusion27 decks388 decks
2%synergy
Diabolic Intent
6.7%inclusion26 decks388 decks
-1%synergy
Sinister Waltz
6.7%inclusion26 decks388 decks
5%synergy
Diabolic Tutor
6.2%inclusion24 decks388 decks
0%synergy
Goblin War Strike
5.9%inclusion23 decks388 decks
5%synergy
Grub's Command
5.8%inclusion13 decks223 decks
3%synergy
Patriarch's Bidding
5.7%inclusion22 decks388 decks
3%synergy
Utility Artifacts
Skullclamp
24%inclusion95 decks388 decks
14%synergy
Lightning Greaves
21%inclusion81 decks388 decks
-14%synergy
Teferi's Puzzle Box
20%inclusion78 decks388 decks
19%synergy
Cloak and Dagger
18%inclusion68 decks388 decks
17%synergy
Crystal Ball
17%inclusion66 decks388 decks
17%synergy
Reito Lantern
16%inclusion62 decks388 decks
16%synergy
Swiftfoot Boots
15%inclusion59 decks388 decks
-16%synergy
Desecrated Tomb
13%inclusion51 decks388 decks
12%synergy
Phyrexian Altar
13%inclusion51 decks388 decks
7%synergy
Darksteel Pendant
13%inclusion50 decks388 decks
13%synergy
Soldevi Digger
9.3%inclusion36 decks388 decks
9%synergy
Illusionist's Bracers
8.8%inclusion34 decks388 decks
8%synergy
Goblin Charbelcher
7.7%inclusion30 decks388 decks
7%synergy
Crucible of Worlds
6.2%inclusion24 decks388 decks
5%synergy
Thornbite Staff
5.4%inclusion21 decks388 decks
5%synergy
Palantír of Orthanc
5.2%inclusion20 decks388 decks
4%synergy
Enchantments
Goblin Bombardment
30%inclusion117 decks388 decks
20%synergy
Impact Tremors
26%inclusion101 decks388 decks
15%synergy
Braid of Fire
18%inclusion71 decks388 decks
16%synergy
Mana Echoes
15%inclusion58 decks388 decks
14%synergy
Boggart Mischief
11%inclusion25 decks223 decks
7%synergy
Shared Animosity
7.5%inclusion29 decks388 decks
4%synergy
Phyrexian Arena
7.0%inclusion27 decks388 decks
-17%synergy
Mindmoil
6.2%inclusion24 decks388 decks
6%synergy
Shadows of the Past
5.7%inclusion22 decks388 decks
5%synergy
Thran Vigil
5.4%inclusion21 decks388 decks
4%synergy
Fires of Invention
5.2%inclusion20 decks388 decks
5%synergy
Black Market
5.2%inclusion20 decks388 decks
0%synergy
Utility Lands
Zhalfirin Void
41%inclusion159 decks388 decks
40%synergy
Buried Ruin
35%inclusion134 decks388 decks
31%synergy
Bojuka Bog
27%inclusion104 decks388 decks
-9%synergy
Phyrexian Tower
26%inclusion101 decks388 decks
15%synergy
Urborg, Tomb of Yawgmoth
25%inclusion96 decks388 decks
6%synergy
Great Furnace
19%inclusion75 decks388 decks
13%synergy
Vault of Whispers
19%inclusion74 decks388 decks
13%synergy
Three Tree City
12%inclusion46 decks388 decks
9%synergy
Nykthos, Shrine to Nyx
10%inclusion38 decks388 decks
8%synergy
Temple of the False God
10%inclusion38 decks388 decks
-0%synergy
Spinerock Knoll
10%inclusion37 decks388 decks
0%synergy
Den of the Bugbear
10%inclusion37 decks388 decks
8%synergy
Cabal Coffers
8.5%inclusion33 decks388 decks
-1%synergy
Takenuma, Abandoned Mire
8.5%inclusion33 decks388 decks
-0%synergy
Drownyard Temple
7.7%inclusion30 decks388 decks
6%synergy
Isolated Watchtower
7.2%inclusion28 decks388 decks
7%synergy
Inventors' Fair
7.0%inclusion27 decks388 decks
5%synergy
Castle Embereth
7.0%inclusion27 decks388 decks
4%synergy
High Market
6.2%inclusion24 decks388 decks
2%synergy
Darksteel Citadel
6.2%inclusion24 decks388 decks
2%synergy
Urza's Saga
5.9%inclusion23 decks388 decks
-0%synergy
Spymaster's Vault
5.4%inclusion21 decks388 decks
2%synergy
Command Beacon
5.4%inclusion21 decks388 decks
-1%synergy
Fire Nation Palace
5.4%inclusion14 decks259 decks
0%synergy
Mana Artifacts
Sol Ring
78%inclusion301 decks388 decks
-8%synergy
Arcane Signet
46%inclusion179 decks388 decks
-36%synergy
Thran Turbine
32%inclusion126 decks388 decks
32%synergy
Rakdos Signet
32%inclusion124 decks388 decks
-26%synergy
Talisman of Indulgence
28%inclusion110 decks388 decks
-27%synergy
Fellwar Stone
10%inclusion40 decks388 decks
-23%synergy
Mind Stone
7.0%inclusion27 decks388 decks
-21%synergy
Lands
Swamp
97%inclusion378 decks388 decks
-0%synergy
Mountain
97%inclusion378 decks388 decks
-0%synergy
Command Tower
86%inclusion334 decks388 decks
0%synergy
Dragonskull Summit
64%inclusion249 decks388 decks
1%synergy
Temple of Malice
60%inclusion233 decks388 decks
27%synergy
Smoldering Marsh
57%inclusion221 decks388 decks
-6%synergy
Blood Crypt
56%inclusion216 decks388 decks
9%synergy
Sulfurous Springs
51%inclusion196 decks388 decks
3%synergy
Valakut Awakening
46%inclusion179 decks388 decks
38%synergy
Luxury Suite
43%inclusion167 decks388 decks
5%synergy
Graven Cairns
42%inclusion164 decks388 decks
11%synergy
Boggart Trawler
41%inclusion158 decks388 decks
34%synergy
Path of Ancestry
39%inclusion152 decks388 decks
23%synergy
Bloodstained Mire
38%inclusion146 decks388 decks
4%synergy
Shadowblood Ridge
34%inclusion130 decks388 decks
-2%synergy
Rakdos Carnarium
32%inclusion126 decks388 decks
1%synergy
Foreboding Ruins
31%inclusion121 decks388 decks
-14%synergy
Tainted Peak
30%inclusion117 decks388 decks
-13%synergy
Haunted Ridge
30%inclusion116 decks388 decks
-6%synergy
Crystal Grotto
28%inclusion108 decks388 decks
27%synergy
Pinnacle Monk
26%inclusion100 decks388 decks
19%synergy
Blightstep Pathway
25%inclusion97 decks388 decks
3%synergy
Blazemire Verge
25%inclusion96 decks388 decks
-6%synergy
Exotic Orchard
21%inclusion81 decks388 decks
-10%synergy
The Grey Havens
21%inclusion80 decks388 decks
20%synergy
Raucous Theater
19%inclusion75 decks388 decks
-2%synergy
Auntie's Hovel
18%inclusion68 decks388 decks
16%synergy
Badlands
17%inclusion65 decks388 decks
3%synergy
Evolving Wilds
15%inclusion59 decks388 decks
-6%synergy
Blackcleave Cliffs
15%inclusion57 decks388 decks
-6%synergy
Canyon Slough
14%inclusion55 decks388 decks
-5%synergy
Fell the Profane
13%inclusion50 decks388 decks
0%synergy
Cavern of Souls
13%inclusion49 decks388 decks
8%synergy
Rumble Arena
12%inclusion31 decks257 decks
12%synergy
Terramorphic Expanse
11%inclusion43 decks388 decks
-4%synergy
Malakir Rebirth
11%inclusion42 decks388 decks
-4%synergy
Blackbloom Rogue
11%inclusion41 decks388 decks
10%synergy
Agadeem's Awakening
11%inclusion41 decks388 decks
7%synergy
Opal Palace
10%inclusion37 decks388 decks
8%synergy
Polluted Delta
9.3%inclusion36 decks388 decks
1%synergy
Myriad Landscape
8.8%inclusion34 decks388 decks
-9%synergy
Wooded Foothills
8.8%inclusion34 decks388 decks
2%synergy
Arid Mesa
8.8%inclusion34 decks388 decks
1%synergy
Fabled Passage
8.2%inclusion32 decks388 decks
-1%synergy
Bloodfell Caves
8.0%inclusion31 decks388 decks
-11%synergy
Plaza of Heroes
7.7%inclusion30 decks388 decks
6%synergy
Scalding Tarn
7.7%inclusion30 decks388 decks
1%synergy
Prismatic Vista
7.5%inclusion29 decks388 decks
2%synergy
Marsh Flats
7.5%inclusion29 decks388 decks
-0%synergy
Mount Doom
7.2%inclusion28 decks388 decks
-9%synergy
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