Grenzo, Dungeon Warden (Commander) - Core Combo

Grenzo, Dungeon Warden
Rank #544
21decks
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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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Great Fierce Bee
25%inclusion1 decks4 decks
25%synergy
High Synergy Cards
Siege-Gang Commander
81%inclusion17 decks21 decks
77%synergy
Tel-Jilad Stylus
76%inclusion16 decks21 decks
75%synergy
The Cauldron of Eternity
76%inclusion16 decks21 decks
75%synergy
Murderous Redcap
76%inclusion16 decks21 decks
73%synergy
Sling-Gang Lieutenant
71%inclusion15 decks21 decks
68%synergy
Barkform Harvester
67%inclusion14 decks21 decks
66%synergy
Skirk Prospector
67%inclusion14 decks21 decks
61%synergy
Heartstone
62%inclusion13 decks21 decks
60%synergy
Viscera Seer
67%inclusion14 decks21 decks
58%synergy
Epitaph Golem
57%inclusion12 decks21 decks
57%synergy
Top Cards
Tomb Trawler
57%inclusion12 decks21 decks
56%synergy
Workhorse
57%inclusion12 decks21 decks
56%synergy
Hoverstone Pilgrim
57%inclusion12 decks21 decks
57%synergy
Ashnod's Altar
57%inclusion12 decks21 decks
47%synergy
Woe Strider
52%inclusion11 decks21 decks
50%synergy
Krenko, Mob Boss
52%inclusion11 decks21 decks
47%synergy
Solemn Simulacrum
52%inclusion11 decks21 decks
34%synergy
Priest of Urabrask
52%inclusion11 decks21 decks
51%synergy
Iron Myr
48%inclusion10 decks21 decks
45%synergy
Goblin Matron
48%inclusion10 decks21 decks
44%synergy
Creatures
Ravenous Chupacabra
48%inclusion10 decks21 decks
46%synergy
Priest of Gix
48%inclusion10 decks21 decks
45%synergy
Beetleback Chief
48%inclusion10 decks21 decks
46%synergy
Pitiless Plunderer
48%inclusion10 decks21 decks
35%synergy
Kiki-Jiki, Mirror Breaker
48%inclusion10 decks21 decks
43%synergy
Meteor Golem
48%inclusion10 decks21 decks
45%synergy
Leaden Myr
48%inclusion10 decks21 decks
46%synergy
Zulaport Cutthroat
48%inclusion10 decks21 decks
40%synergy
Chainer, Nightmare Adept
43%inclusion9 decks21 decks
35%synergy
Mogg War Marshal
43%inclusion9 decks21 decks
41%synergy
Gray Merchant of Asphodel
43%inclusion9 decks21 decks
33%synergy
Reito Sentinel
43%inclusion9 decks21 decks
43%synergy
Mad Auntie
38%inclusion8 decks21 decks
36%synergy
Burnished Hart
38%inclusion8 decks21 decks
34%synergy
Duplicant
38%inclusion8 decks21 decks
37%synergy
Palladium Myr
38%inclusion8 decks21 decks
37%synergy
Judith, the Scourge Diva
33%inclusion7 decks21 decks
30%synergy
Boggart Harbinger
33%inclusion7 decks21 decks
31%synergy
Goblin Chieftain
33%inclusion7 decks21 decks
31%synergy
Pawn of Ulamog
33%inclusion7 decks21 decks
31%synergy
Grub, Storied Matriarch
30%inclusion3 decks10 decks
27%synergy
Howlsquad Heavy
29%inclusion5 decks17 decks
27%synergy
Hobgoblin Bandit Lord
29%inclusion6 decks21 decks
27%synergy
Goblin Ringleader
29%inclusion6 decks21 decks
27%synergy
Bronze Walrus
29%inclusion6 decks21 decks
28%synergy
Ornithopter of Paradise
29%inclusion6 decks21 decks
25%synergy
Goblin Warchief
29%inclusion6 decks21 decks
25%synergy
Emrakul's Hatcher
29%inclusion6 decks21 decks
28%synergy
Deathbringer Thoctar
29%inclusion6 decks21 decks
28%synergy
Boggart Trawler
29%inclusion6 decks21 decks
21%synergy
Goblin Trashmaster
29%inclusion6 decks21 decks
26%synergy
Goblin Chirurgeon
29%inclusion6 decks21 decks
27%synergy
Clone Shell
29%inclusion6 decks21 decks
28%synergy
Marionette Master
24%inclusion5 decks21 decks
18%synergy
Munitions Expert
24%inclusion5 decks21 decks
22%synergy
Anger
24%inclusion5 decks21 decks
11%synergy
Rundvelt Hordemaster
24%inclusion5 decks21 decks
22%synergy
Canal Dredger
24%inclusion5 decks21 decks
24%synergy
Warren Soultrader
24%inclusion5 decks21 decks
15%synergy
Goblin Cratermaker
24%inclusion5 decks21 decks
23%synergy
Goblin Recruiter
24%inclusion5 decks21 decks
22%synergy
Pashalik Mons
24%inclusion5 decks21 decks
21%synergy
Junktroller
24%inclusion5 decks21 decks
23%synergy
Warteye Witch
24%inclusion5 decks21 decks
23%synergy
Blood Artist
24%inclusion5 decks21 decks
5%synergy
Eclipsed Boggart
20%inclusion2 decks10 decks
16%synergy
Hexing Squelcher
20%inclusion2 decks10 decks
6%synergy
Boggart Cursecrafter
20%inclusion2 decks10 decks
14%synergy
Mindclaw Shaman
19%inclusion4 decks21 decks
19%synergy
Puppeteer Clique
19%inclusion4 decks21 decks
18%synergy
Instants
Fire Prophecy
48%inclusion10 decks21 decks
47%synergy
Volcanic Spite
38%inclusion8 decks21 decks
38%synergy
Valakut Awakening
38%inclusion8 decks21 decks
30%synergy
Chaos Warp
29%inclusion6 decks21 decks
-18%synergy
Bedevil
29%inclusion6 decks21 decks
-5%synergy
Thrill of Possibility
24%inclusion5 decks21 decks
6%synergy
Terminate
24%inclusion5 decks21 decks
-16%synergy
Dark Ritual
19%inclusion4 decks21 decks
-24%synergy
Fell the Profane
14%inclusion3 decks21 decks
1%synergy
Wild Magic Surge
14%inclusion3 decks21 decks
12%synergy
Rakdos Charm
14%inclusion3 decks21 decks
-29%synergy
Tibalt's Trickery
14%inclusion3 decks21 decks
1%synergy
Malakir Rebirth
14%inclusion3 decks21 decks
-1%synergy
Withering Torment
14%inclusion3 decks21 decks
-7%synergy
Unbury
10%inclusion1 decks10 decks
9%synergy
Manhole Missile
10%inclusion1 decks10 decks
10%synergy
Deadly Rollick
10%inclusion2 decks21 decks
-13%synergy
Brightstone Ritual
10%inclusion2 decks21 decks
8%synergy
Entomb
10%inclusion2 decks21 decks
3%synergy
Go for the Throat
10%inclusion2 decks21 decks
2%synergy
Cabal Ritual
10%inclusion2 decks21 decks
1%synergy
Play with Fire
10%inclusion2 decks21 decks
9%synergy
Seething Song
10%inclusion2 decks21 decks
-3%synergy
Pyretic Ritual
10%inclusion2 decks21 decks
3%synergy
Abrade
10%inclusion2 decks21 decks
-12%synergy
Dismember
10%inclusion2 decks21 decks
5%synergy
Goblin Surprise
5.0%inclusion1 decks20 decks
4%synergy
Sorceries
Feed the Swarm
29%inclusion6 decks21 decks
-12%synergy
Faithless Looting
19%inclusion4 decks21 decks
-8%synergy
Blasphemous Act
19%inclusion4 decks21 decks
-32%synergy
Into the Fire
19%inclusion4 decks21 decks
18%synergy
Victimize
14%inclusion3 decks21 decks
-0%synergy
Dread Return
14%inclusion3 decks21 decks
10%synergy
Read the Bones
14%inclusion3 decks21 decks
3%synergy
Mana Geyser
14%inclusion3 decks21 decks
1%synergy
Grub's Command
10%inclusion1 decks10 decks
7%synergy
Unearth
10%inclusion2 decks21 decks
5%synergy
Shatterskull Smashing
10%inclusion2 decks21 decks
6%synergy
Fervent Mastery
10%inclusion2 decks21 decks
9%synergy
Tormenting Voice
10%inclusion2 decks21 decks
6%synergy
Suplex
7.1%inclusion1 decks14 decks
5%synergy
Goblin Negotiation
5.0%inclusion1 decks20 decks
4%synergy
Utility Artifacts
Reito Lantern
43%inclusion9 decks21 decks
43%synergy
Illusionist's Bracers
29%inclusion6 decks21 decks
28%synergy
Darksteel Pendant
29%inclusion6 decks21 decks
28%synergy
Cloak and Dagger
29%inclusion6 decks21 decks
28%synergy
Teferi's Puzzle Box
24%inclusion5 decks21 decks
23%synergy
Skullclamp
24%inclusion5 decks21 decks
13%synergy
Crystal Ball
24%inclusion5 decks21 decks
23%synergy
Desecrated Tomb
19%inclusion4 decks21 decks
18%synergy
Soldevi Digger
19%inclusion4 decks21 decks
19%synergy
Goblin Charbelcher
19%inclusion4 decks21 decks
19%synergy
Jar of Eyeballs
14%inclusion3 decks21 decks
14%synergy
Swiftfoot Boots
14%inclusion3 decks21 decks
-17%synergy
Lightning Greaves
14%inclusion3 decks21 decks
-21%synergy
Thornbite Staff
14%inclusion3 decks21 decks
14%synergy
Tamiyo's Journal
10%inclusion2 decks21 decks
9%synergy
Phyrexian Altar
10%inclusion2 decks21 decks
4%synergy
Altar of Dementia
10%inclusion2 decks21 decks
8%synergy
Enchantments
Goblin Bombardment
43%inclusion9 decks21 decks
33%synergy
Impact Tremors
24%inclusion5 decks21 decks
13%synergy
Boggart Mischief
20%inclusion2 decks10 decks
15%synergy
Thran Vigil
19%inclusion4 decks21 decks
18%synergy
Mindmoil
19%inclusion4 decks21 decks
19%synergy
Shadows of the Past
19%inclusion4 decks21 decks
19%synergy
Fires of Invention
14%inclusion3 decks21 decks
14%synergy
Braid of Fire
14%inclusion3 decks21 decks
12%synergy
Teval's Judgment
13%inclusion2 decks15 decks
13%synergy
Phyrexian Arena
10%inclusion2 decks21 decks
-14%synergy
Utility Lands
Zhalfirin Void
38%inclusion8 decks21 decks
37%synergy
Buried Ruin
38%inclusion8 decks21 decks
35%synergy
Bojuka Bog
29%inclusion6 decks21 decks
-7%synergy
Isolated Watchtower
19%inclusion4 decks21 decks
19%synergy
Emergence Zone
14%inclusion3 decks21 decks
11%synergy
High Market
14%inclusion3 decks21 decks
10%synergy
Castle Embereth
14%inclusion3 decks21 decks
12%synergy
Phyrexian Tower
10%inclusion2 decks21 decks
-1%synergy
Barren Moor
10%inclusion2 decks21 decks
5%synergy
Nykthos, Shrine to Nyx
10%inclusion2 decks21 decks
8%synergy
Drownyard Temple
10%inclusion2 decks21 decks
8%synergy
Dakmor Salvage
10%inclusion2 decks21 decks
9%synergy
Den of the Bugbear
10%inclusion2 decks21 decks
8%synergy
Great Furnace
10%inclusion2 decks21 decks
3%synergy
Midgar, City of Mako
7.7%inclusion1 decks13 decks
1%synergy
Mana Artifacts
Sol Ring
67%inclusion14 decks21 decks
-19%synergy
Arcane Signet
33%inclusion7 decks21 decks
-48%synergy
Thran Turbine
33%inclusion7 decks21 decks
33%synergy
Rakdos Signet
29%inclusion6 decks21 decks
-28%synergy
Talisman of Indulgence
24%inclusion5 decks21 decks
-31%synergy
Mind Stone
19%inclusion4 decks21 decks
-8%synergy
Fellwar Stone
10%inclusion2 decks21 decks
-24%synergy
Bender's Waterskin
8.3%inclusion1 decks12 decks
5%synergy
Lands
Swamp
100%inclusion21 decks21 decks
2%synergy
Mountain
100%inclusion21 decks21 decks
2%synergy
Command Tower
95%inclusion20 decks21 decks
9%synergy
Smoldering Marsh
76%inclusion16 decks21 decks
13%synergy
Temple of Malice
76%inclusion16 decks21 decks
44%synergy
Dragonskull Summit
57%inclusion12 decks21 decks
-8%synergy
Blood Crypt
52%inclusion11 decks21 decks
4%synergy
Foreboding Ruins
48%inclusion10 decks21 decks
2%synergy
Path of Ancestry
48%inclusion10 decks21 decks
31%synergy
Sulfurous Springs
48%inclusion10 decks21 decks
-1%synergy
Luxury Suite
43%inclusion9 decks21 decks
4%synergy
Rakdos Carnarium
38%inclusion8 decks21 decks
8%synergy
Valakut Awakening
38%inclusion8 decks21 decks
30%synergy
Blightstep Pathway
33%inclusion7 decks21 decks
11%synergy
Bloodstained Mire
33%inclusion7 decks21 decks
-0%synergy
Shadowblood Ridge
29%inclusion6 decks21 decks
-6%synergy
Canyon Slough
29%inclusion6 decks21 decks
9%synergy
Graven Cairns
29%inclusion6 decks21 decks
-4%synergy
Boggart Trawler
29%inclusion6 decks21 decks
21%synergy
Tainted Peak
29%inclusion6 decks21 decks
-15%synergy
Raucous Theater
24%inclusion5 decks21 decks
2%synergy
Exotic Orchard
24%inclusion5 decks21 decks
-7%synergy
Blazemire Verge
24%inclusion5 decks21 decks
-8%synergy
Eclipsed Realms
20%inclusion2 decks10 decks
18%synergy
Terramorphic Expanse
19%inclusion4 decks21 decks
4%synergy
Myriad Landscape
19%inclusion4 decks21 decks
3%synergy
Unclaimed Territory
19%inclusion4 decks21 decks
16%synergy
Demolition Field
19%inclusion4 decks21 decks
17%synergy
Opal Palace
19%inclusion4 decks21 decks
18%synergy
Rumble Arena
18%inclusion2 decks11 decks
18%synergy
Fell the Profane
14%inclusion3 decks21 decks
1%synergy
Badlands
14%inclusion3 decks21 decks
1%synergy
Auntie's Hovel
14%inclusion3 decks21 decks
12%synergy
Ash Barrens
14%inclusion3 decks21 decks
7%synergy
Malakir Rebirth
14%inclusion3 decks21 decks
-1%synergy
Haunted Ridge
14%inclusion3 decks21 decks
-22%synergy
Geothermal Bog
14%inclusion3 decks21 decks
6%synergy
Study Hall
14%inclusion3 decks21 decks
14%synergy
Crystal Grotto
14%inclusion3 decks21 decks
14%synergy
Pinnacle Monk
14%inclusion3 decks21 decks
7%synergy
Blackbloom Rogue
10%inclusion2 decks21 decks
9%synergy
Spire of Industry
10%inclusion2 decks21 decks
7%synergy
Blackcleave Cliffs
10%inclusion2 decks21 decks
-11%synergy
Shatterskull Smashing
10%inclusion2 decks21 decks
6%synergy
Secluded Courtyard
10%inclusion2 decks21 decks
7%synergy
The Grey Havens
10%inclusion2 decks21 decks
9%synergy
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