Deekah, Fractal Theorist (Commander) - Core

Deekah, Fractal Theorist
Rank #2,264
40decks
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Cooper Gottfried
Apr 13, 2026
Cooper Gottfried
Building a Spellslinger Deck with Quandrix, the Proof
How much value can we cascade into with Quandrix, the Proof, the green and blue Elder Dragon from Secrets of Strixhaven? Let's find out.
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Enchantments
Battles
Planeswalkers
Utility Lands
Mana Artifacts
Lands
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Mana Sculpt
40%inclusion2 decks5 decks
35%synergy
High Synergy Cards
Perplexing Test
70%inclusion28 decks40 decks
67%synergy
Tezzeret's Gambit
68%inclusion27 decks40 decks
62%synergy
Treasure Cruise
70%inclusion28 decks40 decks
59%synergy
Dig Through Time
65%inclusion26 decks40 decks
56%synergy
Flux Channeler
60%inclusion24 decks40 decks
54%synergy
Experimental Augury
55%inclusion22 decks40 decks
50%synergy
Talrand, Sky Summoner
60%inclusion24 decks40 decks
47%synergy
Metallurgic Summonings
50%inclusion20 decks40 decks
47%synergy
Archmage Emeritus
65%inclusion26 decks40 decks
45%synergy
Herald of Secret Streams
45%inclusion18 decks40 decks
44%synergy
Top Cards
Counterspell
70%inclusion28 decks40 decks
4%synergy
Frantic Search
65%inclusion26 decks40 decks
34%synergy
Sapphire Medallion
65%inclusion26 decks40 decks
6%synergy
Rapid Hybridization
60%inclusion24 decks40 decks
26%synergy
High Tide
55%inclusion22 decks40 decks
11%synergy
Rewind
55%inclusion22 decks40 decks
43%synergy
Reality Shift
50%inclusion20 decks40 decks
23%synergy
Aetherize
50%inclusion20 decks40 decks
20%synergy
Fact or Fiction
48%inclusion19 decks40 decks
38%synergy
Swarm Intelligence
45%inclusion18 decks40 decks
43%synergy
Creatures
Octavia, Living Thesis
43%inclusion17 decks40 decks
40%synergy
Curiosity Crafter
40%inclusion16 decks40 decks
35%synergy
Baral, Chief of Compliance
40%inclusion16 decks40 decks
29%synergy
Haughty Djinn
38%inclusion15 decks40 decks
31%synergy
Archmage of Runes
35%inclusion11 decks31 decks
24%synergy
Chrome Host Seedshark
35%inclusion14 decks40 decks
31%synergy
Thrummingbird
35%inclusion14 decks40 decks
30%synergy
Dreamtide Whale
33%inclusion13 decks40 decks
28%synergy
Murmuring Mystic
33%inclusion13 decks40 decks
23%synergy
Wizards of Thay
28%inclusion11 decks40 decks
25%synergy
Wandering Archaic
23%inclusion9 decks40 decks
21%synergy
Ojer Pakpatiq, Deepest Epoch
20%inclusion8 decks40 decks
16%synergy
Wonder
18%inclusion7 decks40 decks
12%synergy
Curious Homunculus
18%inclusion7 decks40 decks
16%synergy
Dazzling Sphinx
15%inclusion6 decks40 decks
14%synergy
God-Eternal Kefnet
15%inclusion6 decks40 decks
14%synergy
Junk Winder
15%inclusion6 decks40 decks
13%synergy
Archaeomancer
15%inclusion6 decks40 decks
0%synergy
Thunderclap Drake
15%inclusion6 decks40 decks
10%synergy
Skatewing Spy
13%inclusion5 decks40 decks
12%synergy
Mercurial Spelldancer
13%inclusion5 decks40 decks
10%synergy
Docent of Perfection
13%inclusion5 decks40 decks
9%synergy
Deepglow Skate
13%inclusion5 decks40 decks
11%synergy
Diluvian Primordial
13%inclusion5 decks40 decks
10%synergy
Lier, Disciple of the Drowned
13%inclusion5 decks40 decks
9%synergy
Echo Mage
13%inclusion5 decks40 decks
12%synergy
Eluge, the Shoreless Sea
11%inclusion4 decks38 decks
2%synergy
Tekuthal, Inquiry Dominus
10%inclusion4 decks40 decks
8%synergy
Silver Myr
10%inclusion4 decks40 decks
-1%synergy
Chasm Skulker
10%inclusion4 decks40 decks
-3%synergy
Ornithopter of Paradise
10%inclusion4 decks40 decks
0%synergy
Tanufel Rimespeaker
10%inclusion1 decks10 decks
10%synergy
Guildpact Informant
7.5%inclusion3 decks40 decks
6%synergy
Naru Meha, Master Wizard
7.5%inclusion3 decks40 decks
5%synergy
Hydroelectric Specimen
7.5%inclusion3 decks40 decks
-6%synergy
Wavebreak Hippocamp
7.5%inclusion3 decks40 decks
-3%synergy
Viral Drake
7.5%inclusion3 decks40 decks
6%synergy
Enclave Cryptologist
7.5%inclusion3 decks40 decks
7%synergy
Gale, Waterdeep Prodigy
7.5%inclusion3 decks40 decks
6%synergy
Hullbreaker Horror
7.5%inclusion3 decks40 decks
-17%synergy
Jin-Gitaxias, Progress Tyrant
7.5%inclusion3 decks40 decks
0%synergy
Hermes, Overseer of Elpis
6.3%inclusion1 decks16 decks
4%synergy
Mocking Sprite
5.0%inclusion2 decks40 decks
2%synergy
Academy Wall
5.0%inclusion2 decks40 decks
4%synergy
Meletis Charlatan
5.0%inclusion2 decks40 decks
5%synergy
Illithid Harvester
5.0%inclusion2 decks40 decks
5%synergy
Whispering Wizard
5.0%inclusion2 decks40 decks
5%synergy
Galvanic Giant
5.0%inclusion2 decks40 decks
5%synergy
Scourge of Fleets
5.0%inclusion2 decks40 decks
-7%synergy
Sailors' Bane
5.0%inclusion2 decks40 decks
5%synergy
Instants
Unwind
45%inclusion18 decks40 decks
35%synergy
Pongify
43%inclusion17 decks40 decks
2%synergy
Brainstorm
43%inclusion17 decks40 decks
2%synergy
Resculpt
43%inclusion17 decks40 decks
25%synergy
Silundi Vision
43%inclusion17 decks40 decks
37%synergy
Flow of Knowledge
43%inclusion17 decks40 decks
27%synergy
Mystic Confluence
43%inclusion17 decks40 decks
33%synergy
Negate
40%inclusion16 decks40 decks
2%synergy
Opt
40%inclusion16 decks40 decks
15%synergy
Steady Progress
38%inclusion15 decks40 decks
35%synergy
Sublime Epiphany
35%inclusion14 decks40 decks
28%synergy
Narset's Reversal
33%inclusion13 decks40 decks
20%synergy
Behold the Multiverse
28%inclusion11 decks40 decks
25%synergy
Serum Snare
28%inclusion11 decks40 decks
24%synergy
Ripples of Potential
25%inclusion10 decks40 decks
22%synergy
Snap
25%inclusion10 decks40 decks
6%synergy
Reject Imperfection
23%inclusion9 decks40 decks
20%synergy
An Offer You Can't Refuse
23%inclusion9 decks40 decks
-15%synergy
Aetherspouts
23%inclusion9 decks40 decks
15%synergy
Radstorm
23%inclusion9 decks40 decks
20%synergy
Twincast
23%inclusion9 decks40 decks
21%synergy
Theoretical Duplication
23%inclusion9 decks40 decks
22%synergy
Insidious Will
20%inclusion8 decks40 decks
18%synergy
Impulse
20%inclusion8 decks40 decks
15%synergy
Consider
18%inclusion7 decks40 decks
3%synergy
Complete the Circuit
18%inclusion7 decks40 decks
17%synergy
Pull from Tomorrow
18%inclusion7 decks40 decks
8%synergy
Cryptic Command
18%inclusion7 decks40 decks
6%synergy
Artistic Refusal
18%inclusion7 decks40 decks
16%synergy
Thirst for Discovery
15%inclusion6 decks40 decks
9%synergy
Fuel for the Cause
15%inclusion6 decks40 decks
13%synergy
Blue Sun's Zenith
15%inclusion6 decks40 decks
4%synergy
Sink into Stupor
15%inclusion6 decks40 decks
-7%synergy
Lazotep Plating
15%inclusion6 decks40 decks
12%synergy
March of Swirling Mist
15%inclusion6 decks40 decks
7%synergy
Essence Capture
13%inclusion5 decks40 decks
11%synergy
Lose Focus
13%inclusion5 decks40 decks
12%synergy
Mirror Match
13%inclusion5 decks40 decks
12%synergy
Transcendent Message
13%inclusion5 decks40 decks
11%synergy
See Double
13%inclusion5 decks40 decks
9%synergy
Archmage's Charm
13%inclusion5 decks40 decks
-5%synergy
Mystic Reflection
13%inclusion5 decks40 decks
11%synergy
Saw It Coming
13%inclusion5 decks40 decks
10%synergy
Jwari Disruption
13%inclusion5 decks40 decks
8%synergy
Commandeer
13%inclusion5 decks40 decks
7%synergy
Gush
10%inclusion4 decks40 decks
8%synergy
Deliberate
10%inclusion4 decks40 decks
7%synergy
Elminster's Simulacrum
10%inclusion4 decks40 decks
9%synergy
Confounding Riddle
10%inclusion4 decks40 decks
9%synergy
Supreme Will
10%inclusion4 decks40 decks
9%synergy
Sorceries
Spectral Deluge
40%inclusion16 decks40 decks
30%synergy
Spelltwine
38%inclusion15 decks40 decks
37%synergy
Contentious Plan
35%inclusion14 decks40 decks
31%synergy
Irenicus's Vile Duplication
35%inclusion14 decks40 decks
27%synergy
Preordain
35%inclusion14 decks40 decks
12%synergy
Curse of the Swine
33%inclusion13 decks40 decks
21%synergy
Ravenform
33%inclusion13 decks40 decks
24%synergy
Ponder
30%inclusion12 decks40 decks
1%synergy
Vivisurgeon's Insight
30%inclusion12 decks40 decks
28%synergy
Mnemonic Deluge
28%inclusion11 decks40 decks
25%synergy
Quantum Misalignment
20%inclusion8 decks40 decks
16%synergy
Candlekeep Inspiration
20%inclusion8 decks40 decks
19%synergy
Solve the Equation
20%inclusion8 decks40 decks
8%synergy
Replication Technique
18%inclusion7 decks40 decks
16%synergy
Rise from the Tides
18%inclusion7 decks40 decks
15%synergy
Arcane Heist
18%inclusion7 decks40 decks
17%synergy
Mind's Desire
18%inclusion7 decks40 decks
16%synergy
Mentor's Guidance
18%inclusion7 decks40 decks
17%synergy
River's Rebuke
18%inclusion7 decks40 decks
14%synergy
Serpentine Curve
18%inclusion7 decks40 decks
17%synergy
Season of Weaving
16%inclusion6 decks38 decks
11%synergy
Wave Goodbye
13%inclusion5 decks40 decks
12%synergy
Mists of Lórien
13%inclusion5 decks40 decks
11%synergy
Clone Legion
13%inclusion5 decks40 decks
10%synergy
Aether Gale
13%inclusion5 decks40 decks
10%synergy
Nanogene Conversion
13%inclusion5 decks40 decks
11%synergy
Aminatou's Augury
13%inclusion5 decks40 decks
11%synergy
Rite of Replication
13%inclusion5 decks40 decks
6%synergy
Sleep
13%inclusion5 decks40 decks
11%synergy
Flawless Forgery
10%inclusion4 decks40 decks
10%synergy
Commit // Memory
10%inclusion4 decks40 decks
7%synergy
Ember Island Production
8.3%inclusion1 decks12 decks
7%synergy
Secret of Bloodbending
8.3%inclusion1 decks12 decks
6%synergy
Spirit Water Revival
8.3%inclusion1 decks12 decks
3%synergy
Saheeli's Artistry
7.5%inclusion3 decks40 decks
6%synergy
Windfall
7.5%inclusion3 decks40 decks
-15%synergy
Blue Sun's Twilight
7.5%inclusion3 decks40 decks
4%synergy
Stolen Identity
7.5%inclusion3 decks40 decks
5%synergy
Sea Gate Restoration
7.5%inclusion3 decks40 decks
-8%synergy
Tempted by the Oriq
7.5%inclusion3 decks40 decks
7%synergy
Of One Mind
7.5%inclusion3 decks40 decks
6%synergy
Deep Analysis
7.5%inclusion3 decks40 decks
2%synergy
Temporal Fissure
7.5%inclusion3 decks40 decks
7%synergy
Concentrate
7.5%inclusion3 decks40 decks
7%synergy
Impede Momentum
7.5%inclusion3 decks40 decks
7%synergy
Blatant Thievery
7.5%inclusion3 decks40 decks
5%synergy
Arcane Endeavor
7.5%inclusion3 decks40 decks
7%synergy
Temporal Trespass
7.5%inclusion3 decks40 decks
5%synergy
Muse Vortex
5.0%inclusion2 decks40 decks
5%synergy
Consuming Tide
5.0%inclusion2 decks40 decks
2%synergy
Utility Artifacts
Mindsplice Apparatus
43%inclusion17 decks40 decks
38%synergy
Primal Amulet
35%inclusion14 decks40 decks
33%synergy
Wayfarer's Bauble
25%inclusion10 decks40 decks
8%synergy
Idol of Oblivion
15%inclusion6 decks40 decks
11%synergy
Swiftfoot Boots
15%inclusion6 decks40 decks
-13%synergy
Lightning Greaves
15%inclusion6 decks40 decks
-11%synergy
Adaptive Training Post
10%inclusion2 decks20 decks
9%synergy
Rimefire Torque
10%inclusion1 decks10 decks
9%synergy
Geometric Nexus
10%inclusion4 decks40 decks
10%synergy
Twinning Staff
7.5%inclusion3 decks40 decks
6%synergy
Contagion Clasp
7.5%inclusion3 decks40 decks
6%synergy
The Ozolith
5.0%inclusion2 decks40 decks
4%synergy
Contagion Engine
5.0%inclusion2 decks40 decks
4%synergy
Moonsilver Key
5.0%inclusion2 decks40 decks
2%synergy
Mirari
5.0%inclusion2 decks40 decks
5%synergy
Sentinel Tower
5.0%inclusion2 decks40 decks
5%synergy
The Magic Mirror
5.0%inclusion2 decks40 decks
-1%synergy
River Song's Diary
5.0%inclusion2 decks40 decks
5%synergy
Kefnet's Monument
5.0%inclusion2 decks40 decks
-1%synergy
Darksteel Reactor
5.0%inclusion2 decks40 decks
4%synergy
Enchantments
Shark Typhoon
33%inclusion13 decks40 decks
25%synergy
Jace's Sanctum
28%inclusion11 decks40 decks
24%synergy
Inexorable Tide
25%inclusion10 decks40 decks
21%synergy
Wizard Class
23%inclusion9 decks40 decks
5%synergy
Ominous Seas
15%inclusion6 decks40 decks
4%synergy
Case of the Ransacked Lab
15%inclusion6 decks40 decks
11%synergy
As Foretold
13%inclusion5 decks40 decks
9%synergy
Imprisoned in the Moon
10%inclusion4 decks40 decks
-2%synergy
Storm of Saruman
10%inclusion4 decks40 decks
9%synergy
The Mirari Conjecture
7.5%inclusion3 decks40 decks
7%synergy
Propaganda
7.5%inclusion3 decks40 decks
-24%synergy
Stormchaser's Talent
5.3%inclusion2 decks38 decks
4%synergy
Kindred Discovery
5.0%inclusion2 decks40 decks
-1%synergy
Eye of the Storm
5.0%inclusion2 decks40 decks
5%synergy
Founding the Third Path
5.0%inclusion2 decks40 decks
4%synergy
Reconnaissance Mission
5.0%inclusion2 decks40 decks
-2%synergy
Legacy's Allure
5.0%inclusion2 decks40 decks
5%synergy
Archmage Ascension
5.0%inclusion2 decks40 decks
3%synergy
Mystic Remora
5.0%inclusion2 decks40 decks
-22%synergy
Leyline of Anticipation
5.0%inclusion2 decks40 decks
-4%synergy
Proft's Eidetic Memory
5.0%inclusion2 decks40 decks
-3%synergy
Corrupted Conscience
5.0%inclusion2 decks40 decks
3%synergy
Battles
Invasion of Segovia
10%inclusion4 decks40 decks
8%synergy
Invasion of Arcavios
5.0%inclusion2 decks40 decks
4%synergy
Planeswalkers
Jace, Arcane Strategist
7.5%inclusion3 decks40 decks
6%synergy
Utility Lands
Mystic Sanctuary
70%inclusion28 decks40 decks
20%synergy
Reliquary Tower
68%inclusion27 decks40 decks
11%synergy
Karn's Bastion
48%inclusion19 decks40 decks
42%synergy
Riptide Laboratory
40%inclusion16 decks40 decks
30%synergy
Lonely Sandbar
35%inclusion14 decks40 decks
21%synergy
Castle Vantress
33%inclusion13 decks40 decks
14%synergy
War Room
23%inclusion9 decks40 decks
7%synergy
Temple of the False God
20%inclusion8 decks40 decks
10%synergy
Halimar Depths
15%inclusion6 decks40 decks
5%synergy
Coral Atoll
13%inclusion5 decks40 decks
9%synergy
Scavenger Grounds
13%inclusion5 decks40 decks
5%synergy
Terrain Generator
13%inclusion5 decks40 decks
5%synergy
Sunken Palace
13%inclusion5 decks40 decks
9%synergy
Mirrorpool
10%inclusion4 decks40 decks
9%synergy
Three Tree City
7.9%inclusion3 decks38 decks
4%synergy
Hall of Storm Giants
7.5%inclusion3 decks40 decks
5%synergy
Remote Isle
7.5%inclusion3 decks40 decks
3%synergy
Arid Archway
7.5%inclusion3 decks40 decks
6%synergy
Desert of the Mindful
7.5%inclusion3 decks40 decks
4%synergy
Isolated Watchtower
5.0%inclusion2 decks40 decks
4%synergy
Rivendell
5.0%inclusion2 decks40 decks
-6%synergy
Sand Silos
5.0%inclusion2 decks40 decks
5%synergy
Command Beacon
5.0%inclusion2 decks40 decks
1%synergy
Hidden Cataract
5.0%inclusion2 decks40 decks
3%synergy
Otawara, Soaring City
5.0%inclusion2 decks40 decks
-21%synergy
Guildless Commons
5.0%inclusion2 decks40 decks
3%synergy
Rogue's Passage
5.0%inclusion2 decks40 decks
-10%synergy
Field of Ruin
5.0%inclusion2 decks40 decks
3%synergy
Mana Artifacts
Sol Ring
70%inclusion28 decks40 decks
-15%synergy
Arcane Signet
65%inclusion26 decks40 decks
0%synergy
Thought Vessel
55%inclusion22 decks40 decks
3%synergy
Everflowing Chalice
48%inclusion19 decks40 decks
31%synergy
Mind Stone
43%inclusion17 decks40 decks
7%synergy
Sky Diamond
30%inclusion12 decks40 decks
7%synergy
Midnight Clock
30%inclusion12 decks40 decks
10%synergy
Commander's Sphere
18%inclusion7 decks40 decks
8%synergy
Astral Cornucopia
18%inclusion7 decks40 decks
14%synergy
Decanter of Endless Water
15%inclusion6 decks40 decks
1%synergy
Thran Dynamo
13%inclusion5 decks40 decks
0%synergy
Weather Maker
10%inclusion1 decks10 decks
9%synergy
Bender's Waterskin
7.7%inclusion1 decks13 decks
-3%synergy
Caged Sun
7.5%inclusion3 decks40 decks
-3%synergy
Staff of Compleation
7.5%inclusion3 decks40 decks
6%synergy
Coldsteel Heart
7.5%inclusion3 decks40 decks
5%synergy
Replicating Ring
7.5%inclusion3 decks40 decks
5%synergy
Heraldic Banner
7.5%inclusion3 decks40 decks
2%synergy
Throne of Eldraine
7.5%inclusion3 decks40 decks
-1%synergy
Prismatic Lens
7.5%inclusion3 decks40 decks
4%synergy
Misleading Signpost
7.5%inclusion3 decks40 decks
4%synergy
Sisay's Ring
7.5%inclusion3 decks40 decks
7%synergy
Fellwar Stone
7.5%inclusion3 decks40 decks
-12%synergy
Worn Powerstone
7.5%inclusion3 decks40 decks
2%synergy
Ring of the Lucii
6.3%inclusion1 decks16 decks
6%synergy
Glistening Sphere
5.0%inclusion2 decks40 decks
4%synergy
Stonespeaker Crystal
5.0%inclusion2 decks40 decks
4%synergy
Liquimetal Torque
5.0%inclusion2 decks40 decks
-2%synergy
Extraplanar Lens
5.0%inclusion2 decks40 decks
-3%synergy
Sol Talisman
5.0%inclusion2 decks40 decks
4%synergy
Gilded Lotus
5.0%inclusion2 decks40 decks
-6%synergy
Victory Chimes
5.0%inclusion2 decks40 decks
4%synergy
Lands
Island
100%inclusion40 decks40 decks
6%synergy
Myriad Landscape
48%inclusion19 decks40 decks
22%synergy
Silundi Vision
43%inclusion17 decks40 decks
37%synergy
Sink into Stupor
15%inclusion6 decks40 decks
-7%synergy
Hall of Oracles
13%inclusion5 decks40 decks
12%synergy
Jwari Disruption
13%inclusion5 decks40 decks
8%synergy
Command Tower
7.5%inclusion3 decks40 decks
3%synergy
Sea Gate Restoration
7.5%inclusion3 decks40 decks
-8%synergy
Hydroelectric Specimen
7.5%inclusion3 decks40 decks
-6%synergy
Beyeen Veil
7.5%inclusion3 decks40 decks
6%synergy
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