Grenzo, Dungeon Warden (Commander) - Activated Abilities

Grenzo, Dungeon Warden
Rank #538
23decks
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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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The Cauldron of Eternity
78%inclusion18 decks23 decks
77%synergy
Hoverstone Pilgrim
70%inclusion16 decks23 decks
69%synergy
Heartstone
65%inclusion15 decks23 decks
63%synergy
Barkform Harvester
61%inclusion14 decks23 decks
60%synergy
Ashnod's Altar
65%inclusion15 decks23 decks
55%synergy
Zhalfirin Void
52%inclusion12 decks23 decks
51%synergy
Palladium Myr
52%inclusion12 decks23 decks
51%synergy
Meteor Golem
52%inclusion12 decks23 decks
50%synergy
Pawn of Ulamog
52%inclusion12 decks23 decks
50%synergy
Tomb Trawler
48%inclusion11 decks23 decks
47%synergy
Top Cards
Solemn Simulacrum
52%inclusion12 decks23 decks
33%synergy
Ravenous Chupacabra
48%inclusion11 decks23 decks
46%synergy
The Walls of Ba Sing Se
45%inclusion5 decks11 decks
45%synergy
Junktroller
43%inclusion10 decks23 decks
43%synergy
Zulaport Cutthroat
43%inclusion10 decks23 decks
35%synergy
Workhorse
39%inclusion9 decks23 decks
38%synergy
Priest of Gix
39%inclusion9 decks23 decks
37%synergy
Blood Artist
39%inclusion9 decks23 decks
20%synergy
Bronze Walrus
39%inclusion9 decks23 decks
39%synergy
Priest of Urabrask
39%inclusion9 decks23 decks
37%synergy
Game Changers
Gamble
8.7%inclusion2 decks23 decks
-1%synergy
Creatures
Chainer, Nightmare Adept
35%inclusion8 decks23 decks
27%synergy
Gray Merchant of Asphodel
35%inclusion8 decks23 decks
24%synergy
Woe Strider
35%inclusion8 decks23 decks
32%synergy
Murderous Redcap
35%inclusion8 decks23 decks
31%synergy
Mad Auntie
35%inclusion8 decks23 decks
33%synergy
Epitaph Golem
35%inclusion8 decks23 decks
34%synergy
Viscera Seer
35%inclusion8 decks23 decks
25%synergy
Sling-Gang Lieutenant
30%inclusion7 decks23 decks
27%synergy
Pitiless Plunderer
30%inclusion7 decks23 decks
18%synergy
Flayer of the Hatebound
30%inclusion7 decks23 decks
29%synergy
Judith, the Scourge Diva
30%inclusion7 decks23 decks
28%synergy
Siege-Gang Commander
30%inclusion7 decks23 decks
27%synergy
Relic Retriever
29%inclusion2 decks7 decks
28%synergy
Spirit of Resilience
29%inclusion2 decks7 decks
28%synergy
Illuminor Szeras
26%inclusion6 decks23 decks
25%synergy
Emrakul's Hatcher
26%inclusion6 decks23 decks
26%synergy
Burnished Hart
26%inclusion6 decks23 decks
21%synergy
Leaden Myr
26%inclusion6 decks23 decks
24%synergy
Boggart Trawler
26%inclusion6 decks23 decks
19%synergy
Clone Shell
26%inclusion6 decks23 decks
26%synergy
Goblin Engineer
26%inclusion6 decks23 decks
22%synergy
Soldevi Adnate
26%inclusion6 decks23 decks
25%synergy
Duplicant
26%inclusion6 decks23 decks
25%synergy
Pinnacle Monk
26%inclusion6 decks23 decks
19%synergy
Ardyn, the Usurper
24%inclusion4 decks17 decks
22%synergy
Cait Sith, Fortune Teller
24%inclusion4 decks17 decks
23%synergy
Murderous Rider
22%inclusion5 decks23 decks
20%synergy
Massacre Wurm
22%inclusion5 decks23 decks
14%synergy
Neheb, the Eternal
22%inclusion5 decks23 decks
15%synergy
Alena, Kessig Trapper
22%inclusion5 decks23 decks
22%synergy
Ornithopter of Paradise
22%inclusion5 decks23 decks
18%synergy
Treasonous Ogre
22%inclusion5 decks23 decks
19%synergy
Thermopod
22%inclusion5 decks23 decks
21%synergy
Goblin Chirurgeon
22%inclusion5 decks23 decks
20%synergy
Beetleback Chief
22%inclusion5 decks23 decks
20%synergy
Avatar Roku, Firebender
18%inclusion2 decks11 decks
15%synergy
Koh, the Face Stealer
18%inclusion2 decks11 decks
18%synergy
Eclipsed Boggart
18%inclusion2 decks11 decks
14%synergy
Summon: Esper Valigarmanda
18%inclusion3 decks17 decks
17%synergy
Ultima, Origin of Oblivion
18%inclusion3 decks17 decks
18%synergy
Zealous Conscripts
17%inclusion4 decks23 decks
15%synergy
Deathbringer Thoctar
17%inclusion4 decks23 decks
17%synergy
Angrath's Marauders
17%inclusion4 decks23 decks
15%synergy
Tesak, Judith's Hellhound
17%inclusion4 decks23 decks
17%synergy
Kiki-Jiki, Mirror Breaker
17%inclusion4 decks23 decks
13%synergy
Nightmare Shepherd
17%inclusion4 decks23 decks
17%synergy
Anger
17%inclusion4 decks23 decks
4%synergy
Blackbloom Rogue
17%inclusion4 decks23 decks
17%synergy
Falkenrath Noble
17%inclusion4 decks23 decks
13%synergy
Urabrask the Hidden
17%inclusion4 decks23 decks
15%synergy
Instants
Valakut Awakening
57%inclusion13 decks23 decks
49%synergy
Fire Prophecy
35%inclusion8 decks23 decks
34%synergy
Chaos Warp
30%inclusion7 decks23 decks
-17%synergy
Volcanic Spite
22%inclusion5 decks23 decks
21%synergy
Fell the Profane
22%inclusion5 decks23 decks
9%synergy
Rakdos Charm
17%inclusion4 decks23 decks
-26%synergy
Terminate
17%inclusion4 decks23 decks
-22%synergy
Malakir Rebirth
17%inclusion4 decks23 decks
2%synergy
Abrade
17%inclusion4 decks23 decks
-4%synergy
Thrill of Possibility
13%inclusion3 decks23 decks
-5%synergy
Bedevil
13%inclusion3 decks23 decks
-21%synergy
Manhole Missile
11%inclusion1 decks9 decks
11%synergy
Village Rites
8.7%inclusion2 decks23 decks
-7%synergy
Imp's Mischief
8.7%inclusion2 decks23 decks
-0%synergy
Dark Ritual
8.7%inclusion2 decks23 decks
-34%synergy
Murder
8.7%inclusion2 decks23 decks
4%synergy
Withering Torment
8.7%inclusion2 decks23 decks
-13%synergy
Overkill
5.9%inclusion1 decks17 decks
2%synergy
Sorceries
Read the Bones
30%inclusion7 decks23 decks
18%synergy
Blasphemous Act
30%inclusion7 decks23 decks
-20%synergy
Sozin's Comet
27%inclusion3 decks11 decks
24%synergy
Feed the Swarm
26%inclusion6 decks23 decks
-15%synergy
Into the Fire
22%inclusion5 decks23 decks
21%synergy
Bloodsoaked Insight
22%inclusion5 decks23 decks
13%synergy
Vandalblast
17%inclusion4 decks23 decks
-13%synergy
Sinister Waltz
17%inclusion4 decks23 decks
16%synergy
Faithless Looting
17%inclusion4 decks23 decks
-10%synergy
Blood Price
13%inclusion3 decks23 decks
13%synergy
Mana Geyser
13%inclusion3 decks23 decks
1%synergy
Sundering Eruption
13%inclusion3 decks23 decks
8%synergy
Villainous Wrath
9.1%inclusion1 decks11 decks
8%synergy
Diabolic Tutor
8.7%inclusion2 decks23 decks
3%synergy
Command the Dreadhorde
8.7%inclusion2 decks23 decks
8%synergy
Doomsday
8.7%inclusion2 decks23 decks
8%synergy
Buried Alive
8.7%inclusion2 decks23 decks
4%synergy
Toxic Deluge
8.7%inclusion2 decks23 decks
-9%synergy
Dread Return
8.7%inclusion2 decks23 decks
4%synergy
Grim Tutor
8.7%inclusion2 decks23 decks
4%synergy
Utility Artifacts
Tel-Jilad Stylus
35%inclusion8 decks23 decks
34%synergy
Crystal Ball
35%inclusion8 decks23 decks
34%synergy
Swiftfoot Boots
35%inclusion8 decks23 decks
3%synergy
Planetarium of Wan Shi Tong
27%inclusion3 decks11 decks
27%synergy
Lightning Greaves
26%inclusion6 decks23 decks
-9%synergy
Ring of Xathrid
22%inclusion5 decks23 decks
22%synergy
Teferi's Puzzle Box
22%inclusion5 decks23 decks
21%synergy
Desecrated Tomb
17%inclusion4 decks23 decks
17%synergy
Illusionist's Bracers
17%inclusion4 decks23 decks
17%synergy
Treasure Map
17%inclusion4 decks23 decks
16%synergy
Reito Lantern
17%inclusion4 decks23 decks
17%synergy
Darksteel Pendant
13%inclusion3 decks23 decks
13%synergy
Skullclamp
13%inclusion3 decks23 decks
3%synergy
Cloak and Dagger
13%inclusion3 decks23 decks
13%synergy
Mazemind Tome
13%inclusion3 decks23 decks
13%synergy
Goblin Charbelcher
13%inclusion3 decks23 decks
13%synergy
Palantír of Orthanc
8.7%inclusion2 decks23 decks
7%synergy
Jar of Eyeballs
8.7%inclusion2 decks23 decks
9%synergy
Ring of Valkas
8.7%inclusion2 decks23 decks
8%synergy
Conjurer's Bauble
8.7%inclusion2 decks23 decks
8%synergy
Wishclaw Talisman
8.7%inclusion2 decks23 decks
3%synergy
Phyrexian Altar
8.7%inclusion2 decks23 decks
3%synergy
Soldevi Digger
8.7%inclusion2 decks23 decks
9%synergy
Battlemage's Bracers
8.7%inclusion2 decks23 decks
8%synergy
Enchantments
Braid of Fire
17%inclusion4 decks23 decks
15%synergy
Impact Tremors
17%inclusion4 decks23 decks
6%synergy
Teval's Judgment
15%inclusion3 decks20 decks
14%synergy
Shadows of the Past
13%inclusion3 decks23 decks
13%synergy
Thran Vigil
8.7%inclusion2 decks23 decks
8%synergy
Black Market
8.7%inclusion2 decks23 decks
4%synergy
Goblin Bombardment
8.7%inclusion2 decks23 decks
-1%synergy
Mindmoil
8.7%inclusion2 decks23 decks
9%synergy
Planeswalkers
Daretti, Scrap Savant
13%inclusion3 decks23 decks
11%synergy
Utility Lands
Buried Ruin
35%inclusion8 decks23 decks
31%synergy
Fire Nation Palace
27%inclusion3 decks11 decks
22%synergy
Temple of the False God
26%inclusion6 decks23 decks
16%synergy
Hanweir Battlements
22%inclusion5 decks23 decks
20%synergy
Guildless Commons
22%inclusion5 decks23 decks
21%synergy
Vault of Whispers
17%inclusion4 decks23 decks
11%synergy
Molten Slagheap
17%inclusion4 decks23 decks
15%synergy
Flamekin Village
17%inclusion4 decks23 decks
17%synergy
Phyrexian Tower
13%inclusion3 decks23 decks
2%synergy
Isolated Watchtower
13%inclusion3 decks23 decks
13%synergy
Nykthos, Shrine to Nyx
13%inclusion3 decks23 decks
11%synergy
High Market
13%inclusion3 decks23 decks
9%synergy
Great Furnace
13%inclusion3 decks23 decks
7%synergy
Bojuka Bog
8.7%inclusion2 decks23 decks
-27%synergy
Darksteel Citadel
8.7%inclusion2 decks23 decks
5%synergy
Command Beacon
8.7%inclusion2 decks23 decks
2%synergy
Urborg, Tomb of Yawgmoth
8.7%inclusion2 decks23 decks
-10%synergy
Rogue's Passage
8.7%inclusion2 decks23 decks
-11%synergy
Midgar, City of Mako
5.9%inclusion1 decks17 decks
-1%synergy
Mana Artifacts
Sol Ring
83%inclusion19 decks23 decks
-3%synergy
Arcane Signet
48%inclusion11 decks23 decks
-34%synergy
Rakdos Signet
35%inclusion8 decks23 decks
-23%synergy
Thran Turbine
30%inclusion7 decks23 decks
30%synergy
The Eternity Elevator
21%inclusion3 decks14 decks
21%synergy
Talisman of Indulgence
17%inclusion4 decks23 decks
-38%synergy
Lantern of Revealing
8.7%inclusion2 decks23 decks
9%synergy
Mind Stone
8.7%inclusion2 decks23 decks
-19%synergy
Basalt Monolith
8.7%inclusion2 decks23 decks
8%synergy
Vessel of Endless Rest
8.7%inclusion2 decks23 decks
9%synergy
Bender's Waterskin
8.3%inclusion1 decks12 decks
5%synergy
Lands
Swamp
96%inclusion22 decks23 decks
-2%synergy
Mountain
96%inclusion22 decks23 decks
-2%synergy
Command Tower
78%inclusion18 decks23 decks
-8%synergy
Smoldering Marsh
74%inclusion17 decks23 decks
10%synergy
Dragonskull Summit
70%inclusion16 decks23 decks
6%synergy
Temple of Malice
70%inclusion16 decks23 decks
37%synergy
Rakdos Carnarium
61%inclusion14 decks23 decks
30%synergy
Valakut Awakening
57%inclusion13 decks23 decks
49%synergy
Graven Cairns
48%inclusion11 decks23 decks
16%synergy
Sulfurous Springs
48%inclusion11 decks23 decks
0%synergy
Shadowblood Ridge
39%inclusion9 decks23 decks
4%synergy
Evolving Wilds
39%inclusion9 decks23 decks
18%synergy
Crystal Grotto
39%inclusion9 decks23 decks
38%synergy
Haunted Ridge
35%inclusion8 decks23 decks
-1%synergy
Blood Crypt
35%inclusion8 decks23 decks
-12%synergy
Luxury Suite
30%inclusion7 decks23 decks
-8%synergy
Path of Ancestry
30%inclusion7 decks23 decks
14%synergy
Rumble Arena
27%inclusion3 decks11 decks
27%synergy
Terramorphic Expanse
26%inclusion6 decks23 decks
11%synergy
Exotic Orchard
26%inclusion6 decks23 decks
-5%synergy
Foreboding Ruins
26%inclusion6 decks23 decks
-20%synergy
Boggart Trawler
26%inclusion6 decks23 decks
19%synergy
The Grey Havens
26%inclusion6 decks23 decks
26%synergy
Tainted Peak
26%inclusion6 decks23 decks
-17%synergy
Blightstep Pathway
26%inclusion6 decks23 decks
4%synergy
Pinnacle Monk
26%inclusion6 decks23 decks
19%synergy
Bloodstained Mire
26%inclusion6 decks23 decks
-7%synergy
Canyon Slough
22%inclusion5 decks23 decks
2%synergy
Fell the Profane
22%inclusion5 decks23 decks
9%synergy
Myriad Landscape
22%inclusion5 decks23 decks
4%synergy
Blazemire Verge
22%inclusion5 decks23 decks
-9%synergy
Bloodsoaked Insight
22%inclusion5 decks23 decks
13%synergy
Mount Doom
17%inclusion4 decks23 decks
1%synergy
Blackbloom Rogue
17%inclusion4 decks23 decks
17%synergy
Malakir Rebirth
17%inclusion4 decks23 decks
2%synergy
Akoum Warrior
17%inclusion4 decks23 decks
17%synergy
Raucous Theater
13%inclusion3 decks23 decks
-9%synergy
Badlands
13%inclusion3 decks23 decks
-0%synergy
Bloodfell Caves
13%inclusion3 decks23 decks
-6%synergy
Horizon of Progress
13%inclusion3 decks23 decks
12%synergy
Sundering Eruption
13%inclusion3 decks23 decks
8%synergy
Vibrant Cityscape
9.1%inclusion1 decks11 decks
8%synergy
The Mycosynth Gardens
8.7%inclusion2 decks23 decks
8%synergy
Fabled Passage
8.7%inclusion2 decks23 decks
-0%synergy
Rakdos Guildgate
8.7%inclusion2 decks23 decks
2%synergy
Opal Palace
8.7%inclusion2 decks23 decks
7%synergy
Scalding Tarn
8.7%inclusion2 decks23 decks
2%synergy
Polluted Delta
8.7%inclusion2 decks23 decks
1%synergy
Blackcleave Cliffs
8.7%inclusion2 decks23 decks
-12%synergy
Wooded Foothills
8.7%inclusion2 decks23 decks
2%synergy
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