Joshua Rosfield // Silas Renn, Seeker Adept (Commander) - Polymorph

Joshua Rosfield // Silas Renn, Seeker Adept
Rank #291
29decks
As CommanderJoshua RosfieldSilas Renn, Seeker AdeptAverage DeckDecks
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Harvey McGuinness
Jun 30, 2026
Harvey McGuinness
A cEDH Guide to Rograkh, Son of Rohgahh
Why is Rograkh, Son of Rohgahh cEDH's most broken commander? A look at how a free 0/1 Kobold unlocks the format's best cards and partners.
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Archidekt
Commander Spellbook
Moxfield
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MTGStocks
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Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Transmogrify
100%inclusion29 decks29 decks
100%synergy
Polymorph
100%inclusion29 decks29 decks
100%synergy
Reality Scramble
97%inclusion28 decks29 decks
96%synergy
Divergent Transformations
90%inclusion26 decks29 decks
89%synergy
Chaos Mutation
79%inclusion23 decks29 decks
78%synergy
Rite of Flame
66%inclusion19 decks29 decks
59%synergy
Lukka, Coppercoat Outcast
55%inclusion16 decks29 decks
55%synergy
Mystic Remora
69%inclusion20 decks29 decks
53%synergy
Proteus Staff
45%inclusion13 decks29 decks
45%synergy
Diabolic Intent
52%inclusion15 decks29 decks
44%synergy
Top Cards
Dark Ritual
79%inclusion23 decks29 decks
41%synergy
An Offer You Can't Refuse
62%inclusion18 decks29 decks
31%synergy
Reanimate
62%inclusion18 decks29 decks
37%synergy
Swan Song
52%inclusion15 decks29 decks
32%synergy
Pact of Negation
52%inclusion15 decks29 decks
44%synergy
Chain of Vapor
48%inclusion14 decks29 decks
43%synergy
Vampiric Tutor
48%inclusion14 decks29 decks
33%synergy
Flusterstorm
48%inclusion14 decks29 decks
40%synergy
Cabal Ritual
48%inclusion14 decks29 decks
38%synergy
Mental Misstep
48%inclusion14 decks29 decks
42%synergy
Game Changers
Mystical Tutor
62%inclusion18 decks29 decks
49%synergy
Demonic Tutor
55%inclusion16 decks29 decks
34%synergy
Chrome Mox
55%inclusion16 decks29 decks
47%synergy
Ancient Tomb
55%inclusion16 decks29 decks
43%synergy
Mana Vault
52%inclusion15 decks29 decks
43%synergy
Gamble
52%inclusion15 decks29 decks
42%synergy
Rhystic Study
52%inclusion15 decks29 decks
29%synergy
Fierce Guardianship
52%inclusion15 decks29 decks
32%synergy
Force of Will
48%inclusion14 decks29 decks
38%synergy
Jeska's Will
48%inclusion14 decks29 decks
32%synergy
Creatures
Prismari, the Inspiration
100%inclusion1 decks1 decks
98%synergy
Shefet Archfiend
67%inclusion2 decks3 decks
67%synergy
Jin-Gitaxias, Core Augur
31%inclusion9 decks29 decks
30%synergy
Hullbreaker Horror
28%inclusion8 decks29 decks
23%synergy
Hoarding Broodlord
24%inclusion7 decks29 decks
23%synergy
Valgavoth, Terror Eater
22%inclusion5 decks23 decks
19%synergy
Sire of Insanity
21%inclusion6 decks29 decks
20%synergy
Nezahal, Primal Tide
21%inclusion6 decks29 decks
20%synergy
Consecrated Sphinx
17%inclusion5 decks29 decks
15%synergy
Toxrill, the Corrosive
17%inclusion5 decks29 decks
16%synergy
Kaervek the Merciless
17%inclusion5 decks29 decks
16%synergy
Arbiter of Woe
17%inclusion2 decks12 decks
17%synergy
Tidespout Tyrant
14%inclusion4 decks29 decks
14%synergy
Void Winnower
14%inclusion4 decks29 decks
14%synergy
Vilis, Broker of Blood
14%inclusion4 decks29 decks
12%synergy
Archon of Cruelty
14%inclusion4 decks29 decks
11%synergy
Niv-Mizzet, Parun
10%inclusion3 decks29 decks
5%synergy
Jin-Gitaxias, Progress Tyrant
10%inclusion3 decks29 decks
9%synergy
Notion Thief
10%inclusion3 decks29 decks
3%synergy
Vile Mutilator
8.7%inclusion2 decks23 decks
8%synergy
Artisan of Kozilek
6.9%inclusion2 decks29 decks
7%synergy
Thassa's Oracle
6.9%inclusion2 decks29 decks
-1%synergy
Gyruda, Doom of Depths
6.9%inclusion2 decks29 decks
5%synergy
Ulamog's Dreadsire
6.9%inclusion2 decks29 decks
7%synergy
Avatar of Slaughter
6.9%inclusion2 decks29 decks
7%synergy
Defiler of Souls
6.9%inclusion2 decks29 decks
7%synergy
Waker of Waves
6.9%inclusion2 decks29 decks
7%synergy
Pathrazer of Ulamog
6.9%inclusion2 decks29 decks
7%synergy
Tyrant's Familiar
6.9%inclusion2 decks29 decks
7%synergy
Dusk Mangler
6.9%inclusion2 decks29 decks
7%synergy
Havoc Eater
6.9%inclusion2 decks29 decks
7%synergy
Breaker of Creation
6.9%inclusion2 decks29 decks
7%synergy
Sheoldred, Whispering One
6.9%inclusion2 decks29 decks
4%synergy
Massacre Wurm
6.9%inclusion2 decks29 decks
5%synergy
Leveler
6.9%inclusion2 decks29 decks
7%synergy
Lord Xander, the Collector
6.9%inclusion2 decks29 decks
4%synergy
Fireflux Squad
6.9%inclusion2 decks29 decks
7%synergy
Nicol Bolas
6.9%inclusion2 decks29 decks
6%synergy
Blightsteel Colossus
6.9%inclusion2 decks29 decks
6%synergy
Magmatic Force
6.9%inclusion2 decks29 decks
6%synergy
Instants
Flashback
100%inclusion1 decks1 decks
93%synergy
Culling the Weak
41%inclusion12 decks29 decks
36%synergy
Force of Negation
41%inclusion12 decks29 decks
33%synergy
Deflecting Swat
41%inclusion12 decks29 decks
22%synergy
Brain Freeze
38%inclusion11 decks29 decks
30%synergy
Dispel
38%inclusion11 decks29 decks
35%synergy
Snap
38%inclusion11 decks29 decks
28%synergy
Red Elemental Blast
38%inclusion11 decks29 decks
32%synergy
Borne Upon a Wind
38%inclusion11 decks29 decks
29%synergy
Desperate Ritual
34%inclusion10 decks29 decks
31%synergy
Brainstorm
34%inclusion10 decks29 decks
17%synergy
Pyretic Ritual
34%inclusion10 decks29 decks
30%synergy
Final Fortune
34%inclusion10 decks29 decks
29%synergy
Cyclonic Rift
34%inclusion10 decks29 decks
14%synergy
Deadly Rollick
31%inclusion9 decks29 decks
13%synergy
Tainted Pact
31%inclusion9 decks29 decks
24%synergy
Mindbreak Trap
31%inclusion9 decks29 decks
25%synergy
Reweave
31%inclusion9 decks29 decks
31%synergy
Ad Nauseam
31%inclusion9 decks29 decks
26%synergy
Entomb
28%inclusion8 decks29 decks
22%synergy
Seething Song
28%inclusion8 decks29 decks
20%synergy
Counterspell
28%inclusion8 decks29 decks
-17%synergy
Spell Pierce
28%inclusion8 decks29 decks
24%synergy
Pyroblast
28%inclusion8 decks29 decks
22%synergy
Flare of Duplication
28%inclusion8 decks29 decks
24%synergy
Frantic Search
24%inclusion7 decks29 decks
3%synergy
Chaos Warp
21%inclusion6 decks29 decks
-14%synergy
Consider
21%inclusion6 decks29 decks
14%synergy
Opt
21%inclusion6 decks29 decks
15%synergy
Resculpt
21%inclusion6 decks29 decks
19%synergy
Rapid Hybridization
17%inclusion5 decks29 decks
13%synergy
Negate
17%inclusion5 decks29 decks
-5%synergy
Lightning Bolt
17%inclusion5 decks29 decks
7%synergy
Terminate
17%inclusion5 decks29 decks
-9%synergy
Synthetic Destiny
17%inclusion5 decks29 decks
17%synergy
Daze
17%inclusion5 decks29 decks
15%synergy
Burnt Offering
17%inclusion5 decks29 decks
15%synergy
Demonic Consultation
17%inclusion5 decks29 decks
10%synergy
Saw in Half
17%inclusion5 decks29 decks
12%synergy
Pongify
14%inclusion4 decks29 decks
7%synergy
Mana Drain
14%inclusion4 decks29 decks
-2%synergy
Strix Serenade
14%inclusion4 decks29 decks
11%synergy
Into the Flood Maw
14%inclusion4 decks29 decks
9%synergy
Arcane Denial
14%inclusion4 decks29 decks
-15%synergy
Misdirection
14%inclusion4 decks29 decks
12%synergy
Miscast
14%inclusion4 decks29 decks
13%synergy
Waterlogged Teachings
14%inclusion4 decks29 decks
8%synergy
Abrade
14%inclusion4 decks29 decks
4%synergy
Sacrifice
10%inclusion3 decks29 decks
9%synergy
Fatal Push
10%inclusion3 decks29 decks
9%synergy
Sorceries
Flow State
100%inclusion1 decks1 decks
99%synergy
Windfall
38%inclusion11 decks29 decks
15%synergy
Praetor's Grasp
38%inclusion11 decks29 decks
34%synergy
Chaotic Transformation
38%inclusion11 decks29 decks
38%synergy
Wheel of Fortune
38%inclusion11 decks29 decks
28%synergy
Imperial Seal
34%inclusion10 decks29 decks
27%synergy
Faithless Looting
34%inclusion10 decks29 decks
15%synergy
Beseech the Mirror
34%inclusion10 decks29 decks
29%synergy
Unmarked Grave
28%inclusion8 decks29 decks
26%synergy
Persist
28%inclusion8 decks29 decks
25%synergy
Preordain
28%inclusion8 decks29 decks
22%synergy
Toxic Deluge
28%inclusion8 decks29 decks
7%synergy
Mass Polymorph
28%inclusion8 decks29 decks
28%synergy
Ponder
24%inclusion7 decks29 decks
16%synergy
Gitaxian Probe
24%inclusion7 decks29 decks
18%synergy
Peer into the Abyss
24%inclusion7 decks29 decks
19%synergy
Vandalblast
24%inclusion7 decks29 decks
7%synergy
Blasphemous Act
24%inclusion7 decks29 decks
-20%synergy
Timetwister
24%inclusion7 decks29 decks
22%synergy
Solve the Equation
24%inclusion7 decks29 decks
22%synergy
Cathartic Reunion
21%inclusion6 decks29 decks
19%synergy
Mnemonic Betrayal
21%inclusion6 decks29 decks
16%synergy
Personal Tutor
17%inclusion5 decks29 decks
16%synergy
Infernal Plunge
14%inclusion4 decks29 decks
12%synergy
Yawgmoth's Will
14%inclusion4 decks29 decks
11%synergy
Overmaster
14%inclusion4 decks29 decks
14%synergy
Indomitable Creativity
14%inclusion4 decks29 decks
14%synergy
Wheel of Misfortune
10%inclusion3 decks29 decks
6%synergy
Victimize
10%inclusion3 decks29 decks
1%synergy
Profane Tutor
10%inclusion3 decks29 decks
7%synergy
Last Chance
10%inclusion3 decks29 decks
7%synergy
Serum Visions
10%inclusion3 decks29 decks
9%synergy
Warrior's Oath
10%inclusion3 decks29 decks
8%synergy
Feed the Swarm
10%inclusion3 decks29 decks
-17%synergy
Treasure Cruise
10%inclusion3 decks29 decks
7%synergy
Lórien Revealed
10%inclusion3 decks29 decks
8%synergy
Tendrils of Agony
10%inclusion3 decks29 decks
9%synergy
Merchant Scroll
10%inclusion3 decks29 decks
10%synergy
Strike It Rich
10%inclusion3 decks29 decks
9%synergy
Grim Tutor
10%inclusion3 decks29 decks
7%synergy
Grapeshot
10%inclusion3 decks29 decks
8%synergy
Exhume
10%inclusion3 decks29 decks
9%synergy
Grab the Prize
8.7%inclusion2 decks23 decks
8%synergy
Witch's Mark
6.9%inclusion2 decks29 decks
7%synergy
Breaking // Entering
6.9%inclusion2 decks29 decks
7%synergy
Hard Evidence
6.9%inclusion2 decks29 decks
7%synergy
Start the TARDIS
6.9%inclusion2 decks29 decks
7%synergy
Duress
6.9%inclusion2 decks29 decks
6%synergy
Dread Return
6.9%inclusion2 decks29 decks
4%synergy
Tome Scour
6.9%inclusion2 decks29 decks
7%synergy
Utility Artifacts
Pumpkin Bombs
67%inclusion2 decks3 decks
65%synergy
Wishclaw Talisman
34%inclusion10 decks29 decks
26%synergy
Defense Grid
31%inclusion9 decks29 decks
28%synergy
The One Ring
28%inclusion8 decks29 decks
15%synergy
Sensei's Divining Top
14%inclusion4 decks29 decks
11%synergy
Bolas's Citadel
14%inclusion4 decks29 decks
9%synergy
Wayfarer's Bauble
6.9%inclusion2 decks29 decks
-3%synergy
Aetherflux Reservoir
6.9%inclusion2 decks29 decks
6%synergy
Conqueror's Flail
6.9%inclusion2 decks29 decks
6%synergy
Imposter Mech
6.9%inclusion2 decks29 decks
5%synergy
Enchantments
Kickoff Celebrations
67%inclusion2 decks3 decks
67%synergy
Underworld Breach
45%inclusion13 decks29 decks
34%synergy
Animate Dead
45%inclusion13 decks29 decks
36%synergy
Necromancy
21%inclusion6 decks29 decks
18%synergy
Necropotence
21%inclusion6 decks29 decks
14%synergy
Necrodominance
21%inclusion6 decks29 decks
19%synergy
Black Market Connections
14%inclusion4 decks29 decks
1%synergy
Phyrexian Arena
14%inclusion4 decks29 decks
5%synergy
Bitter Reunion
10%inclusion3 decks29 decks
10%synergy
Shifting Shadow
10%inclusion3 decks29 decks
10%synergy
Bitterblossom
10%inclusion3 decks29 decks
9%synergy
Dance of the Dead
6.9%inclusion2 decks29 decks
6%synergy
Leyline of Anticipation
6.9%inclusion2 decks29 decks
1%synergy
Guild Artisan
6.9%inclusion2 decks29 decks
6%synergy
Fable of the Mirror-Breaker
6.9%inclusion2 decks29 decks
6%synergy
Goblin Assault
6.9%inclusion2 decks29 decks
7%synergy
Diabolic Servitude
6.9%inclusion2 decks29 decks
7%synergy
Planeswalkers
Tezzeret, Cruel Captain
50%inclusion1 decks2 decks
49%synergy
Narset, Parter of Veils
24%inclusion7 decks29 decks
21%synergy
Jace, Wielder of Mysteries
14%inclusion4 decks29 decks
13%synergy
Daretti, Scrap Savant
6.9%inclusion2 decks29 decks
6%synergy
Utility Lands
Otawara, Soaring City
38%inclusion11 decks29 decks
22%synergy
Phyrexian Tower
34%inclusion10 decks29 decks
29%synergy
Crystal Vein
31%inclusion9 decks29 decks
30%synergy
City of Traitors
28%inclusion8 decks29 decks
24%synergy
Urza's Saga
21%inclusion6 decks29 decks
15%synergy
Bojuka Bog
17%inclusion5 decks29 decks
-7%synergy
Kher Keep
17%inclusion5 decks29 decks
17%synergy
Urborg, Tomb of Yawgmoth
17%inclusion5 decks29 decks
4%synergy
Minamo, School at Water's Edge
10%inclusion3 decks29 decks
8%synergy
Mystic Sanctuary
10%inclusion3 decks29 decks
6%synergy
Emergence Zone
10%inclusion3 decks29 decks
7%synergy
Buried Ruin
6.9%inclusion2 decks29 decks
4%synergy
Boseiju, Who Shelters All
6.9%inclusion2 decks29 decks
6%synergy
Scavenger Grounds
6.9%inclusion2 decks29 decks
5%synergy
Spinerock Knoll
6.9%inclusion2 decks29 decks
6%synergy
Academy Ruins
6.9%inclusion2 decks29 decks
3%synergy
Mana Artifacts
Sol Ring
90%inclusion26 decks29 decks
-0%synergy
Arcane Signet
83%inclusion24 decks29 decks
-5%synergy
Talisman of Creativity
79%inclusion23 decks29 decks
35%synergy
Talisman of Dominance
76%inclusion22 decks29 decks
26%synergy
Talisman of Indulgence
66%inclusion19 decks29 decks
21%synergy
Lotus Petal
59%inclusion17 decks29 decks
48%synergy
Fellwar Stone
59%inclusion17 decks29 decks
23%synergy
Mox Amber
55%inclusion16 decks29 decks
49%synergy
Springleaf Drum
48%inclusion14 decks29 decks
46%synergy
Paradise Mantle
48%inclusion14 decks29 decks
46%synergy
Mox Opal
48%inclusion14 decks29 decks
41%synergy
Mox Diamond
48%inclusion14 decks29 decks
42%synergy
Rakdos Signet
34%inclusion10 decks29 decks
3%synergy
Grim Monolith
31%inclusion9 decks29 decks
27%synergy
Izzet Signet
31%inclusion9 decks29 decks
-0%synergy
Dimir Signet
31%inclusion9 decks29 decks
-3%synergy
Lion's Eye Diamond
31%inclusion9 decks29 decks
25%synergy
Mana Crypt
24%inclusion7 decks29 decks
24%synergy
Mind Stone
24%inclusion7 decks29 decks
12%synergy
Moonsnare Prototype
21%inclusion6 decks29 decks
21%synergy
Cursed Mirror
14%inclusion4 decks29 decks
9%synergy
Commander's Sphere
10%inclusion3 decks29 decks
-8%synergy
Jeweled Lotus
6.9%inclusion2 decks29 decks
7%synergy
Lands
Command Tower
93%inclusion27 decks29 decks
1%synergy
Scalding Tarn
72%inclusion21 decks29 decks
40%synergy
Bloodstained Mire
72%inclusion21 decks29 decks
37%synergy
Watery Grave
72%inclusion21 decks29 decks
24%synergy
Steam Vents
69%inclusion20 decks29 decks
23%synergy
Polluted Delta
69%inclusion20 decks29 decks
34%synergy
Blood Crypt
66%inclusion19 decks29 decks
19%synergy
Swamp
59%inclusion17 decks29 decks
-34%synergy
Mountain
59%inclusion17 decks29 decks
-33%synergy
Island
59%inclusion17 decks29 decks
-34%synergy
Mana Confluence
59%inclusion17 decks29 decks
47%synergy
City of Brass
59%inclusion17 decks29 decks
45%synergy
Misty Rainforest
52%inclusion15 decks29 decks
42%synergy
Verdant Catacombs
48%inclusion14 decks29 decks
39%synergy
Morphic Pool
48%inclusion14 decks29 decks
17%synergy
Luxury Suite
45%inclusion13 decks29 decks
13%synergy
Gemstone Caverns
45%inclusion13 decks29 decks
37%synergy
Volcanic Island
45%inclusion13 decks29 decks
30%synergy
Flooded Strand
45%inclusion13 decks29 decks
34%synergy
Badlands
41%inclusion12 decks29 decks
26%synergy
Underground Sea
41%inclusion12 decks29 decks
26%synergy
Wooded Foothills
41%inclusion12 decks29 decks
33%synergy
Marsh Flats
41%inclusion12 decks29 decks
31%synergy
Training Center
41%inclusion12 decks29 decks
10%synergy
Exotic Orchard
38%inclusion11 decks29 decks
-19%synergy
Arid Mesa
38%inclusion11 decks29 decks
29%synergy
Riverpyre Verge
33%inclusion1 decks3 decks
26%synergy
Starting Town
33%inclusion1 decks3 decks
28%synergy
Sulfur Falls
31%inclusion9 decks29 decks
-17%synergy
Xander's Lounge
31%inclusion9 decks29 decks
-8%synergy
Shivan Reef
24%inclusion7 decks29 decks
-6%synergy
Spire of Industry
24%inclusion7 decks29 decks
20%synergy
Crumbling Necropolis
24%inclusion7 decks29 decks
-28%synergy
Underground River
24%inclusion7 decks29 decks
-4%synergy
Mount Doom
24%inclusion7 decks29 decks
18%synergy
Drowned Catacomb
21%inclusion6 decks29 decks
-23%synergy
Sunken Hollow
21%inclusion6 decks29 decks
-19%synergy
Forbidden Orchard
21%inclusion6 decks29 decks
18%synergy
Raucous Theater
17%inclusion5 decks29 decks
7%synergy
Thundering Falls
17%inclusion5 decks29 decks
7%synergy
Sulfurous Springs
17%inclusion5 decks29 decks
-11%synergy
Undercity Sewers
14%inclusion4 decks29 decks
1%synergy
Clearwater Pathway
14%inclusion4 decks29 decks
8%synergy
Temple of Deceit
14%inclusion4 decks29 decks
2%synergy
Temple of Malice
14%inclusion4 decks29 decks
3%synergy
Waterlogged Teachings
14%inclusion4 decks29 decks
8%synergy
Tainted Isle
10%inclusion3 decks29 decks
6%synergy
Seething Landscape
10%inclusion3 decks29 decks
-6%synergy
Smoldering Marsh
10%inclusion3 decks29 decks
-27%synergy
Darkwater Catacombs
10%inclusion3 decks29 decks
-1%synergy
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