Grenzo, Dungeon Warden (Commander) - Upgraded Activated Abilities

Grenzo, Dungeon Warden
Rank #541
9decks
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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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Enchantments
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Utility Lands
Mana Artifacts
Lands
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Dark Fortress
50%inclusion1 decks2 decks
40%synergy
Great Fierce Bee
50%inclusion1 decks2 decks
50%synergy
High Synergy Cards
Heartstone
100%inclusion9 decks9 decks
98%synergy
Hoverstone Pilgrim
89%inclusion8 decks9 decks
88%synergy
Barkform Harvester
89%inclusion8 decks9 decks
88%synergy
Zhalfirin Void
89%inclusion8 decks9 decks
88%synergy
Flayer of the Hatebound
89%inclusion8 decks9 decks
87%synergy
Ashnod's Altar
89%inclusion8 decks9 decks
79%synergy
The Cauldron of Eternity
78%inclusion7 decks9 decks
77%synergy
Palladium Myr
78%inclusion7 decks9 decks
77%synergy
Bronze Walrus
67%inclusion6 decks9 decks
66%synergy
Thermopod
56%inclusion5 decks9 decks
55%synergy
Top Cards
Chaos Warp
67%inclusion6 decks9 decks
20%synergy
Blasphemous Act
67%inclusion6 decks9 decks
16%synergy
Illuminor Szeras
56%inclusion5 decks9 decks
54%synergy
Meteor Golem
56%inclusion5 decks9 decks
53%synergy
Crystal Ball
56%inclusion5 decks9 decks
55%synergy
Soldevi Adnate
56%inclusion5 decks9 decks
55%synergy
Ardyn, the Usurper
50%inclusion4 decks8 decks
48%synergy
Ornithopter of Paradise
44%inclusion4 decks9 decks
41%synergy
Chainer, Nightmare Adept
44%inclusion4 decks9 decks
37%synergy
Treasure Map
44%inclusion4 decks9 decks
43%synergy
Game Changers
Ancient Tomb
11%inclusion1 decks9 decks
2%synergy
Gamble
11%inclusion1 decks9 decks
1%synergy
Creatures
The Walls of Ba Sing Se
50%inclusion3 decks6 decks
49%synergy
Urabrask the Hidden
44%inclusion4 decks9 decks
42%synergy
Mad Auntie
44%inclusion4 decks9 decks
42%synergy
Nightmare Shepherd
44%inclusion4 decks9 decks
44%synergy
Clone Shell
44%inclusion4 decks9 decks
44%synergy
Alena, Kessig Trapper
44%inclusion4 decks9 decks
44%synergy
Priest of Gix
44%inclusion4 decks9 decks
42%synergy
Neheb, the Eternal
44%inclusion4 decks9 decks
38%synergy
Akoum Warrior
44%inclusion4 decks9 decks
44%synergy
Priest of Urabrask
44%inclusion4 decks9 decks
43%synergy
Tesak, Judith's Hellhound
44%inclusion4 decks9 decks
44%synergy
Tomb Trawler
44%inclusion4 decks9 decks
44%synergy
Workhorse
44%inclusion4 decks9 decks
44%synergy
Boggart Trawler
44%inclusion4 decks9 decks
37%synergy
Pinnacle Monk
44%inclusion4 decks9 decks
37%synergy
Blackbloom Rogue
44%inclusion4 decks9 decks
44%synergy
Summon: Esper Valigarmanda
38%inclusion3 decks8 decks
37%synergy
Cait Sith, Fortune Teller
38%inclusion3 decks8 decks
37%synergy
Ultima, Origin of Oblivion
38%inclusion3 decks8 decks
37%synergy
Sire of Insanity
33%inclusion3 decks9 decks
31%synergy
Archfiend of Depravity
33%inclusion3 decks9 decks
29%synergy
Soul of New Phyrexia
33%inclusion3 decks9 decks
33%synergy
Pitiless Plunderer
33%inclusion3 decks9 decks
20%synergy
Cavalier of Flame
33%inclusion3 decks9 decks
33%synergy
Pawn of Ulamog
33%inclusion3 decks9 decks
31%synergy
Archon of Cruelty
33%inclusion3 decks9 decks
30%synergy
Massacre Wurm
33%inclusion3 decks9 decks
25%synergy
Deathbringer Thoctar
33%inclusion3 decks9 decks
33%synergy
Hellkite Tyrant
33%inclusion3 decks9 decks
29%synergy
Goblin Engineer
33%inclusion3 decks9 decks
29%synergy
Koh, the Face Stealer
33%inclusion2 decks6 decks
33%synergy
Rakdos, Lord of Riots
33%inclusion3 decks9 decks
26%synergy
Viscera Seer
33%inclusion3 decks9 decks
24%synergy
Duplicant
33%inclusion3 decks9 decks
33%synergy
Goblin Chirurgeon
33%inclusion3 decks9 decks
32%synergy
Solemn Simulacrum
33%inclusion3 decks9 decks
14%synergy
Avatar Roku, Firebender
33%inclusion2 decks6 decks
30%synergy
Malboro
25%inclusion2 decks8 decks
25%synergy
Umaro, Raging Yeti
25%inclusion2 decks8 decks
25%synergy
Big Mother Mouser
25%inclusion1 decks4 decks
25%synergy
Dimension X Pizzasaur
25%inclusion1 decks4 decks
25%synergy
Vincent Valentine
25%inclusion2 decks8 decks
24%synergy
Tyrant's Familiar
22%inclusion2 decks9 decks
22%synergy
Pit Automaton
22%inclusion2 decks9 decks
22%synergy
Sepulchral Primordial
22%inclusion2 decks9 decks
21%synergy
Woe Strider
22%inclusion2 decks9 decks
20%synergy
Gray Merchant of Asphodel
22%inclusion2 decks9 decks
12%synergy
Combustible Gearhulk
22%inclusion2 decks9 decks
16%synergy
Rottenmouth Viper
22%inclusion2 decks9 decks
21%synergy
Emrakul's Hatcher
22%inclusion2 decks9 decks
22%synergy
Instants
Valakut Awakening
56%inclusion5 decks9 decks
48%synergy
Fell the Profane
44%inclusion4 decks9 decks
32%synergy
Malakir Rebirth
44%inclusion4 decks9 decks
29%synergy
Rakdos Charm
22%inclusion2 decks9 decks
-21%synergy
Terminate
22%inclusion2 decks9 decks
-18%synergy
Volcanic Spite
11%inclusion1 decks9 decks
11%synergy
Thrill of Possibility
11%inclusion1 decks9 decks
-7%synergy
Village Rites
11%inclusion1 decks9 decks
-4%synergy
Not Dead After All
11%inclusion1 decks9 decks
2%synergy
Dark Ritual
11%inclusion1 decks9 decks
-32%synergy
Undying Malice
11%inclusion1 decks9 decks
4%synergy
Fire Prophecy
11%inclusion1 decks9 decks
10%synergy
Bedevil
11%inclusion1 decks9 decks
-23%synergy
Abnormal Endurance
11%inclusion1 decks9 decks
10%synergy
Saw in Half
11%inclusion1 decks9 decks
-0%synergy
Kazuul's Fury
11%inclusion1 decks9 decks
7%synergy
Abrade
11%inclusion1 decks9 decks
-10%synergy
Withering Torment
11%inclusion1 decks9 decks
-10%synergy
Sorceries
Sozin's Comet
50%inclusion3 decks6 decks
47%synergy
Vandalblast
33%inclusion3 decks9 decks
3%synergy
Read the Bones
33%inclusion3 decks9 decks
21%synergy
Mana Geyser
33%inclusion3 decks9 decks
20%synergy
Bloodsoaked Insight
33%inclusion3 decks9 decks
25%synergy
Sundering Eruption
33%inclusion3 decks9 decks
28%synergy
Feed the Swarm
22%inclusion2 decks9 decks
-19%synergy
Blood Price
22%inclusion2 decks9 decks
22%synergy
Command the Dreadhorde
11%inclusion1 decks9 decks
10%synergy
Dread Return
11%inclusion1 decks9 decks
7%synergy
Sinister Waltz
11%inclusion1 decks9 decks
10%synergy
Faithless Looting
11%inclusion1 decks9 decks
-16%synergy
Doomsday
11%inclusion1 decks9 decks
11%synergy
Toxic Deluge
11%inclusion1 decks9 decks
-6%synergy
Lich-Knights' Conquest
11%inclusion1 decks9 decks
9%synergy
Into the Fire
11%inclusion1 decks9 decks
10%synergy
Utility Artifacts
Planetarium of Wan Shi Tong
50%inclusion3 decks6 decks
50%synergy
Swiftfoot Boots
44%inclusion4 decks9 decks
13%synergy
Illusionist's Bracers
33%inclusion3 decks9 decks
33%synergy
Mazemind Tome
33%inclusion3 decks9 decks
33%synergy
Lightning Greaves
33%inclusion3 decks9 decks
-2%synergy
Ring of Xathrid
33%inclusion3 decks9 decks
33%synergy
Jar of Eyeballs
22%inclusion2 decks9 decks
22%synergy
Conjurer's Bauble
22%inclusion2 decks9 decks
22%synergy
Cloak and Dagger
22%inclusion2 decks9 decks
22%synergy
Palantír of Orthanc
22%inclusion2 decks9 decks
21%synergy
Weatherlight Compleated
11%inclusion1 decks9 decks
11%synergy
Desecrated Tomb
11%inclusion1 decks9 decks
10%synergy
Voltaic Key
11%inclusion1 decks9 decks
11%synergy
Unwinding Clock
11%inclusion1 decks9 decks
11%synergy
The Ozolith
11%inclusion1 decks9 decks
9%synergy
Crucible of Worlds
11%inclusion1 decks9 decks
10%synergy
Moonsilver Key
11%inclusion1 decks9 decks
11%synergy
Teferi's Puzzle Box
11%inclusion1 decks9 decks
10%synergy
Darksteel Axe
11%inclusion1 decks9 decks
11%synergy
Mithril Coat
11%inclusion1 decks9 decks
7%synergy
Ring of Valkas
11%inclusion1 decks9 decks
11%synergy
Cauldron of Souls
11%inclusion1 decks9 decks
10%synergy
Clock of Omens
11%inclusion1 decks9 decks
10%synergy
Skullclamp
11%inclusion1 decks9 decks
1%synergy
Nim Deathmantle
11%inclusion1 decks9 decks
10%synergy
Krark-Clan Ironworks
11%inclusion1 decks9 decks
10%synergy
Tel-Jilad Stylus
11%inclusion1 decks9 decks
10%synergy
Panharmonicon
11%inclusion1 decks9 decks
10%synergy
Forsaken Monument
11%inclusion1 decks9 decks
11%synergy
Phyrexian Altar
11%inclusion1 decks9 decks
5%synergy
Netherborn Altar
11%inclusion1 decks9 decks
11%synergy
Soldevi Digger
11%inclusion1 decks9 decks
11%synergy
Battlemage's Bracers
11%inclusion1 decks9 decks
11%synergy
Agatha's Soul Cauldron
11%inclusion1 decks9 decks
9%synergy
Reito Lantern
11%inclusion1 decks9 decks
11%synergy
Renegade Map
11%inclusion1 decks9 decks
11%synergy
Enchantments
Braid of Fire
33%inclusion3 decks9 decks
31%synergy
Teval's Judgment
13%inclusion1 decks8 decks
12%synergy
Thran Vigil
11%inclusion1 decks9 decks
10%synergy
Dark Privilege
11%inclusion1 decks9 decks
11%synergy
Mana Echoes
11%inclusion1 decks9 decks
11%synergy
The Brothers' War
11%inclusion1 decks9 decks
11%synergy
All Will Be One
11%inclusion1 decks9 decks
8%synergy
Shadows of the Past
11%inclusion1 decks9 decks
11%synergy
Kaya's Ghostform
11%inclusion1 decks9 decks
6%synergy
Planeswalkers
Daretti, Scrap Savant
33%inclusion3 decks9 decks
31%synergy
Utility Lands
Guildless Commons
56%inclusion5 decks9 decks
55%synergy
Fire Nation Palace
50%inclusion3 decks6 decks
45%synergy
Hanweir Battlements
44%inclusion4 decks9 decks
43%synergy
Flamekin Village
44%inclusion4 decks9 decks
44%synergy
Buried Ruin
33%inclusion3 decks9 decks
30%synergy
Isolated Watchtower
33%inclusion3 decks9 decks
33%synergy
Vault of Whispers
22%inclusion2 decks9 decks
16%synergy
Molten Slagheap
22%inclusion2 decks9 decks
20%synergy
Command Beacon
22%inclusion2 decks9 decks
16%synergy
High Market
22%inclusion2 decks9 decks
18%synergy
Great Furnace
22%inclusion2 decks9 decks
16%synergy
Kavaron, Memorial World
14%inclusion1 decks7 decks
14%synergy
Midgar, City of Mako
13%inclusion1 decks8 decks
6%synergy
Bojuka Bog
11%inclusion1 decks9 decks
-24%synergy
Phyrexian Tower
11%inclusion1 decks9 decks
0%synergy
Barren Moor
11%inclusion1 decks9 decks
7%synergy
Forgotten Cave
11%inclusion1 decks9 decks
6%synergy
Arid Archway
11%inclusion1 decks9 decks
10%synergy
Vesuva
11%inclusion1 decks9 decks
11%synergy
Urza's Saga
11%inclusion1 decks9 decks
5%synergy
Minas Morgul, Dark Fortress
11%inclusion1 decks9 decks
9%synergy
Darksteel Citadel
11%inclusion1 decks9 decks
7%synergy
Inventors' Fair
11%inclusion1 decks9 decks
9%synergy
Drownyard Temple
11%inclusion1 decks9 decks
10%synergy
Temple of the False God
11%inclusion1 decks9 decks
1%synergy
Urborg, Tomb of Yawgmoth
11%inclusion1 decks9 decks
-8%synergy
Mana Artifacts
Sol Ring
78%inclusion7 decks9 decks
-8%synergy
The Eternity Elevator
43%inclusion3 decks7 decks
42%synergy
Arcane Signet
33%inclusion3 decks9 decks
-49%synergy
Thran Turbine
33%inclusion3 decks9 decks
33%synergy
Talisman of Indulgence
22%inclusion2 decks9 decks
-33%synergy
Rakdos Signet
22%inclusion2 decks9 decks
-35%synergy
Bender's Waterskin
14%inclusion1 decks7 decks
11%synergy
Everflowing Chalice
11%inclusion1 decks9 decks
8%synergy
Relic of Legends
11%inclusion1 decks9 decks
10%synergy
Serum Powder
11%inclusion1 decks9 decks
11%synergy
Vexing Puzzlebox
11%inclusion1 decks9 decks
11%synergy
Slagstone Refinery
11%inclusion1 decks9 decks
11%synergy
Thran Dynamo
11%inclusion1 decks9 decks
7%synergy
Liquimetal Torque
11%inclusion1 decks9 decks
7%synergy
Victory Chimes
11%inclusion1 decks9 decks
11%synergy
Paradise Mantle
11%inclusion1 decks9 decks
11%synergy
Mind Stone
11%inclusion1 decks9 decks
-16%synergy
Lands
Swamp
100%inclusion9 decks9 decks
2%synergy
Mountain
100%inclusion9 decks9 decks
2%synergy
Command Tower
89%inclusion8 decks9 decks
3%synergy
Graven Cairns
89%inclusion8 decks9 decks
57%synergy
Dragonskull Summit
89%inclusion8 decks9 decks
25%synergy
Temple of Malice
89%inclusion8 decks9 decks
56%synergy
Rakdos Carnarium
78%inclusion7 decks9 decks
47%synergy
Smoldering Marsh
78%inclusion7 decks9 decks
14%synergy
Sulfurous Springs
78%inclusion7 decks9 decks
30%synergy
Crystal Grotto
67%inclusion6 decks9 decks
66%synergy
Shadowblood Ridge
56%inclusion5 decks9 decks
21%synergy
The Grey Havens
56%inclusion5 decks9 decks
55%synergy
Path of Ancestry
56%inclusion5 decks9 decks
39%synergy
Valakut Awakening
56%inclusion5 decks9 decks
48%synergy
Rumble Arena
50%inclusion3 decks6 decks
50%synergy
Fell the Profane
44%inclusion4 decks9 decks
32%synergy
Exotic Orchard
44%inclusion4 decks9 decks
14%synergy
Blackbloom Rogue
44%inclusion4 decks9 decks
44%synergy
Boggart Trawler
44%inclusion4 decks9 decks
37%synergy
Luxury Suite
44%inclusion4 decks9 decks
6%synergy
Malakir Rebirth
44%inclusion4 decks9 decks
29%synergy
Akoum Warrior
44%inclusion4 decks9 decks
44%synergy
Blightstep Pathway
44%inclusion4 decks9 decks
22%synergy
Pinnacle Monk
44%inclusion4 decks9 decks
37%synergy
Raucous Theater
33%inclusion3 decks9 decks
11%synergy
Blood Crypt
33%inclusion3 decks9 decks
-14%synergy
Horizon of Progress
33%inclusion3 decks9 decks
33%synergy
Blazemire Verge
33%inclusion3 decks9 decks
2%synergy
Bloodsoaked Insight
33%inclusion3 decks9 decks
25%synergy
Sundering Eruption
33%inclusion3 decks9 decks
28%synergy
Haunted Ridge
33%inclusion3 decks9 decks
-3%synergy
Canyon Slough
22%inclusion2 decks9 decks
3%synergy
Blackcleave Cliffs
22%inclusion2 decks9 decks
2%synergy
Starting Town
13%inclusion1 decks8 decks
10%synergy
Escape Tunnel
11%inclusion1 decks9 decks
10%synergy
The Mycosynth Gardens
11%inclusion1 decks9 decks
10%synergy
Fabled Passage
11%inclusion1 decks9 decks
2%synergy
Badlands
11%inclusion1 decks9 decks
-2%synergy
Terramorphic Expanse
11%inclusion1 decks9 decks
-4%synergy
Myriad Landscape
11%inclusion1 decks9 decks
-6%synergy
Foreboding Ruins
11%inclusion1 decks9 decks
-35%synergy
Bloodfell Caves
11%inclusion1 decks9 decks
-8%synergy
Lantern-Lit Graveyard
11%inclusion1 decks9 decks
11%synergy
Sulfurous Mire
11%inclusion1 decks9 decks
8%synergy
Cavern of Souls
11%inclusion1 decks9 decks
6%synergy
Talon Gates of Madara
11%inclusion1 decks9 decks
10%synergy
Thriving Bluff
11%inclusion1 decks9 decks
9%synergy
Mount Doom
11%inclusion1 decks9 decks
-5%synergy
Evolving Wilds
11%inclusion1 decks9 decks
-9%synergy
Opal Palace
11%inclusion1 decks9 decks
10%synergy
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