Wan Shi Tong, Librarian (Commander) - Optimized Midrange

Wan Shi Tong, Librarian
Rank #1,158
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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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Moxfield
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High Synergy Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Battles
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Valley Floodcaller
100%inclusion4 decks4 decks
96%synergy
Force of Negation
100%inclusion4 decks4 decks
85%synergy
Faerie Mastermind
100%inclusion4 decks4 decks
84%synergy
Otawara, Soaring City
100%inclusion4 decks4 decks
74%synergy
Mana Drain
100%inclusion4 decks4 decks
73%synergy
Game Changers
Rhystic Study
100%inclusion4 decks4 decks
69%synergy
Fierce Guardianship
100%inclusion4 decks4 decks
78%synergy
Cyclonic Rift
100%inclusion4 decks4 decks
68%synergy
Mystical Tutor
100%inclusion4 decks4 decks
79%synergy
The One Ring
75%inclusion3 decks4 decks
63%synergy
Force of Will
75%inclusion3 decks4 decks
58%synergy
Thassa's Oracle
50%inclusion2 decks4 decks
38%synergy
Grim Monolith
50%inclusion2 decks4 decks
45%synergy
Ancient Tomb
50%inclusion2 decks4 decks
39%synergy
Mana Vault
50%inclusion2 decks4 decks
40%synergy
Creatures
Phyrexian Metamorph
75%inclusion3 decks4 decks
55%synergy
Spellseeker
75%inclusion3 decks4 decks
68%synergy
Hullbreaker Horror
75%inclusion3 decks4 decks
51%synergy
Hydroelectric Specimen
50%inclusion2 decks4 decks
36%synergy
Harbinger of the Seas
50%inclusion2 decks4 decks
42%synergy
Laboratory Maniac
50%inclusion2 decks4 decks
30%synergy
Ledger Shredder
50%inclusion2 decks4 decks
43%synergy
Glen Elendra Guardian
50%inclusion1 decks2 decks
49%synergy
Knacksaw Clique
25%inclusion1 decks4 decks
25%synergy
Displacer Kitten
25%inclusion1 decks4 decks
15%synergy
Curiosity Crafter
25%inclusion1 decks4 decks
20%synergy
Venser, Shaper Savant
25%inclusion1 decks4 decks
19%synergy
True-Name Nemesis
25%inclusion1 decks4 decks
24%synergy
Cemetery Illuminator
25%inclusion1 decks4 decks
25%synergy
Kitsa, Otterball Elite
25%inclusion1 decks4 decks
22%synergy
Omen Hawker
25%inclusion1 decks4 decks
22%synergy
Ethereal Investigator
25%inclusion1 decks4 decks
23%synergy
High Fae Trickster
25%inclusion1 decks4 decks
20%synergy
Snapcaster Mage
25%inclusion1 decks4 decks
18%synergy
Consecrated Sphinx
25%inclusion1 decks4 decks
13%synergy
Tidespout Tyrant
25%inclusion1 decks4 decks
21%synergy
Mischievous Mystic
25%inclusion1 decks4 decks
18%synergy
Jace, Vryn's Prodigy
25%inclusion1 decks4 decks
24%synergy
Siren Stormtamer
25%inclusion1 decks4 decks
18%synergy
Junk Winder
25%inclusion1 decks4 decks
23%synergy
Glen Elendra Archmage
25%inclusion1 decks4 decks
23%synergy
Thassa, God of the Sea
25%inclusion1 decks4 decks
22%synergy
Chasm Skulker
25%inclusion1 decks4 decks
11%synergy
Nimble Obstructionist
25%inclusion1 decks4 decks
24%synergy
The Reality Chip
25%inclusion1 decks4 decks
13%synergy
Gilded Drake
25%inclusion1 decks4 decks
23%synergy
Archmage Emeritus
25%inclusion1 decks4 decks
5%synergy
Pestermite
25%inclusion1 decks4 decks
25%synergy
Aphetto Alchemist
25%inclusion1 decks4 decks
22%synergy
Alandra, Sky Dreamer
25%inclusion1 decks4 decks
18%synergy
Enduring Curiosity
25%inclusion1 decks4 decks
18%synergy
Defiler of Dreams
25%inclusion1 decks4 decks
17%synergy
Soulblade Djinn
25%inclusion1 decks4 decks
25%synergy
Neerdiv, Devious Diver
25%inclusion1 decks4 decks
24%synergy
Benthic Biomancer
25%inclusion1 decks4 decks
24%synergy
Mockingbird
25%inclusion1 decks4 decks
21%synergy
Tribute Mage
25%inclusion1 decks4 decks
18%synergy
Brazen Borrower
25%inclusion1 decks4 decks
24%synergy
Kefnet the Mindful
25%inclusion1 decks4 decks
24%synergy
Twenty-Toed Toad
25%inclusion1 decks4 decks
18%synergy
Grazilaxx, Illithid Scholar
25%inclusion1 decks4 decks
23%synergy
Overcharged Amalgam
25%inclusion1 decks4 decks
24%synergy
Clever Impersonator
25%inclusion1 decks4 decks
19%synergy
Spellskite
25%inclusion1 decks4 decks
14%synergy
Urza, Lord High Artificer
25%inclusion1 decks4 decks
17%synergy
Instants
Sink into Stupor
100%inclusion4 decks4 decks
77%synergy
Pongify
75%inclusion3 decks4 decks
34%synergy
An Offer You Can't Refuse
75%inclusion3 decks4 decks
36%synergy
Brain Freeze
75%inclusion3 decks4 decks
71%synergy
Dispel
75%inclusion3 decks4 decks
67%synergy
Flusterstorm
75%inclusion3 decks4 decks
65%synergy
Swan Song
75%inclusion3 decks4 decks
48%synergy
Borne Upon a Wind
75%inclusion3 decks4 decks
70%synergy
Dramatic Reversal
75%inclusion3 decks4 decks
56%synergy
Muddle the Mixture
50%inclusion2 decks4 decks
35%synergy
Mental Misstep
50%inclusion2 decks4 decks
43%synergy
Chain of Vapor
50%inclusion2 decks4 decks
45%synergy
Retraction Helix
50%inclusion2 decks4 decks
48%synergy
Negate
50%inclusion2 decks4 decks
13%synergy
Mindbreak Trap
50%inclusion2 decks4 decks
44%synergy
Into the Flood Maw
50%inclusion2 decks4 decks
43%synergy
Snap
50%inclusion2 decks4 decks
31%synergy
Misdirection
50%inclusion2 decks4 decks
45%synergy
Counterspell
50%inclusion2 decks4 decks
-16%synergy
High Tide
50%inclusion2 decks4 decks
6%synergy
Pact of Negation
50%inclusion2 decks4 decks
41%synergy
Rapid Hybridization
25%inclusion1 decks4 decks
-10%synergy
Whir of Invention
25%inclusion1 decks4 decks
13%synergy
Frantic Search
25%inclusion1 decks4 decks
-7%synergy
Stubborn Denial
25%inclusion1 decks4 decks
22%synergy
Flare of Denial
25%inclusion1 decks4 decks
18%synergy
Commit // Memory
25%inclusion1 decks4 decks
22%synergy
Banishing Knack
25%inclusion1 decks4 decks
23%synergy
Daze
25%inclusion1 decks4 decks
22%synergy
Capsize
25%inclusion1 decks4 decks
21%synergy
Strix Serenade
25%inclusion1 decks4 decks
17%synergy
Resculpt
25%inclusion1 decks4 decks
9%synergy
Archmage's Charm
25%inclusion1 decks4 decks
8%synergy
Tale's End
25%inclusion1 decks4 decks
22%synergy
Cryptic Command
25%inclusion1 decks4 decks
13%synergy
Stifle
25%inclusion1 decks4 decks
23%synergy
Mana Leak
25%inclusion1 decks4 decks
19%synergy
Long-Term Plans
25%inclusion1 decks4 decks
22%synergy
Narset's Reversal
25%inclusion1 decks4 decks
12%synergy
Spell Pierce
25%inclusion1 decks4 decks
16%synergy
Abjure
25%inclusion1 decks4 decks
21%synergy
Miscast
25%inclusion1 decks4 decks
22%synergy
Sorceries
Fabricate
75%inclusion3 decks4 decks
54%synergy
Sea Gate Restoration
75%inclusion3 decks4 decks
60%synergy
Merchant Scroll
75%inclusion3 decks4 decks
67%synergy
Paradigm Shift
50%inclusion2 decks4 decks
49%synergy
Step Through
50%inclusion2 decks4 decks
45%synergy
Transmute Artifact
50%inclusion2 decks4 decks
47%synergy
Solve the Equation
50%inclusion2 decks4 decks
39%synergy
Ponder
25%inclusion1 decks4 decks
-4%synergy
Bribery
25%inclusion1 decks4 decks
21%synergy
Hidden Strings
25%inclusion1 decks4 decks
21%synergy
Preordain
25%inclusion1 decks4 decks
2%synergy
Spectral Deluge
25%inclusion1 decks4 decks
15%synergy
Timetwister
25%inclusion1 decks4 decks
23%synergy
Utility Artifacts
Isochron Scepter
75%inclusion3 decks4 decks
59%synergy
Sapphire Medallion
75%inclusion3 decks4 decks
15%synergy
Vexing Bauble
50%inclusion2 decks4 decks
48%synergy
Sensei's Divining Top
25%inclusion1 decks4 decks
11%synergy
Defense Grid
25%inclusion1 decks4 decks
24%synergy
The Indomitable
25%inclusion1 decks4 decks
23%synergy
Manifold Key
25%inclusion1 decks4 decks
18%synergy
Grafdigger's Cage
25%inclusion1 decks4 decks
21%synergy
Thopter Fabricator
25%inclusion1 decks4 decks
21%synergy
Winter Moon
25%inclusion1 decks4 decks
21%synergy
Rings of Brighthearth
25%inclusion1 decks4 decks
19%synergy
Agatha's Soul Cauldron
25%inclusion1 decks4 decks
24%synergy
Swiftfoot Boots
25%inclusion1 decks4 decks
-3%synergy
Imposter Mech
25%inclusion1 decks4 decks
21%synergy
Enchantments
Mirrormade
75%inclusion3 decks4 decks
69%synergy
Mystic Remora
75%inclusion3 decks4 decks
49%synergy
Back to Basics
50%inclusion2 decks4 decks
44%synergy
Waterbender Ascension
33%inclusion1 decks3 decks
31%synergy
Counterbalance
25%inclusion1 decks4 decks
22%synergy
Teferi's Ageless Insight
25%inclusion1 decks4 decks
8%synergy
Wizard Class
25%inclusion1 decks4 decks
8%synergy
Copy Enchantment
25%inclusion1 decks4 decks
23%synergy
Proft's Eidetic Memory
25%inclusion1 decks4 decks
16%synergy
Teferi's Tutelage
25%inclusion1 decks4 decks
21%synergy
Feywild Visitor
25%inclusion1 decks4 decks
24%synergy
Battles
Invasion of Segovia
25%inclusion1 decks4 decks
23%synergy
Planeswalkers
Mu Yanling, Sky Dancer
25%inclusion1 decks4 decks
24%synergy
Tezzeret the Seeker
25%inclusion1 decks4 decks
17%synergy
Teferi, Temporal Pilgrim
25%inclusion1 decks4 decks
20%synergy
Narset, Parter of Veils
25%inclusion1 decks4 decks
15%synergy
Teferi, Master of Time
25%inclusion1 decks4 decks
21%synergy
Kaito, Cunning Infiltrator
25%inclusion1 decks4 decks
23%synergy
Tezzeret, Cruel Captain
25%inclusion1 decks4 decks
18%synergy
Utility Lands
Mystic Sanctuary
75%inclusion3 decks4 decks
25%synergy
Minamo, School at Water's Edge
50%inclusion2 decks4 decks
37%synergy
Mistrise Village
50%inclusion2 decks4 decks
41%synergy
Urza's Saga
50%inclusion2 decks4 decks
33%synergy
Reliquary Tower
50%inclusion2 decks4 decks
-6%synergy
Cephalid Coliseum
50%inclusion2 decks4 decks
41%synergy
Field of Ruin
50%inclusion2 decks4 decks
48%synergy
Rivendell
25%inclusion1 decks4 decks
15%synergy
Seat of the Synod
25%inclusion1 decks4 decks
6%synergy
Crystal Vein
25%inclusion1 decks4 decks
23%synergy
Emergence Zone
25%inclusion1 decks4 decks
21%synergy
Inventors' Fair
25%inclusion1 decks4 decks
12%synergy
Castle Vantress
25%inclusion1 decks4 decks
7%synergy
Saprazzan Skerry
25%inclusion1 decks4 decks
22%synergy
City of Traitors
25%inclusion1 decks4 decks
23%synergy
Mana Artifacts
Arcane Signet
75%inclusion3 decks4 decks
10%synergy
Sol Ring
75%inclusion3 decks4 decks
-10%synergy
Mox Amber
75%inclusion3 decks4 decks
68%synergy
Thought Vessel
75%inclusion3 decks4 decks
24%synergy
Lotus Petal
50%inclusion2 decks4 decks
38%synergy
Fellwar Stone
50%inclusion2 decks4 decks
30%synergy
Mox Opal
50%inclusion2 decks4 decks
40%synergy
Chrome Mox
50%inclusion2 decks4 decks
41%synergy
Mox Diamond
50%inclusion2 decks4 decks
45%synergy
Basalt Monolith
25%inclusion1 decks4 decks
15%synergy
Prismatic Lens
25%inclusion1 decks4 decks
22%synergy
Jeweled Amulet
25%inclusion1 decks4 decks
22%synergy
Lands
Sink into Stupor
100%inclusion4 decks4 decks
77%synergy
Sea Gate Restoration
75%inclusion3 decks4 decks
60%synergy
Hydroelectric Specimen
50%inclusion2 decks4 decks
36%synergy
Snow-Covered Island
50%inclusion2 decks4 decks
42%synergy
Cavern of Souls
50%inclusion2 decks4 decks
45%synergy
Island
50%inclusion2 decks4 decks
-44%synergy
Gemstone Caverns
50%inclusion2 decks4 decks
44%synergy
Prismatic Vista
25%inclusion1 decks4 decks
21%synergy
Command Tower
25%inclusion1 decks4 decks
21%synergy
Misty Rainforest
25%inclusion1 decks4 decks
17%synergy
Myriad Landscape
25%inclusion1 decks4 decks
1%synergy
Talon Gates of Madara
25%inclusion1 decks4 decks
21%synergy
Demolition Field
25%inclusion1 decks4 decks
20%synergy
Scalding Tarn
25%inclusion1 decks4 decks
18%synergy
Polluted Delta
25%inclusion1 decks4 decks
17%synergy
Flooded Strand
25%inclusion1 decks4 decks
17%synergy
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