River Song (Commander) - Budget Polymorph

River Song
Rank #630
3decks
As CommanderAs CardAverage DeckDecks
Bracket
All12345
Budget
Any$$$$
Background image for How To Be New and Cannibalize a Deck for the First Time
Roman Milan
Oct 21, 2025
Roman Milan
How To Be New and Cannibalize a Deck for the First Time
If you're playing Commander, you'll eventually need to pillage cards from one deck to make another - Roman Milan walks us through the whole ordeal.
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Barkform Harvester
100%inclusion2 decks2 decks
99%synergy
Magmatic Hellkite
100%inclusion1 decks1 decks
99%synergy
Eager Construct
100%inclusion3 decks3 decks
100%synergy
Transplant Theorist
100%inclusion3 decks3 decks
99%synergy
Junktroller
100%inclusion3 decks3 decks
99%synergy
Timestream Navigator
100%inclusion3 decks3 decks
98%synergy
Chrome Companion
100%inclusion1 decks1 decks
99%synergy
Dutiful Knowledge Seeker
100%inclusion1 decks1 decks
100%synergy
Myr Custodian
67%inclusion2 decks3 decks
66%synergy
Thassa, God of the Sea
67%inclusion2 decks3 decks
66%synergy
Boldwyr Heavyweights
67%inclusion2 decks3 decks
66%synergy
The Reality Chip
67%inclusion2 decks3 decks
62%synergy
Noble Benefactor
67%inclusion2 decks3 decks
66%synergy
Krenko's Buzzcrusher
67%inclusion2 decks3 decks
66%synergy
Hired Giant
67%inclusion2 decks3 decks
66%synergy
Goblin Electromancer
67%inclusion2 decks3 decks
38%synergy
Neera, Wild Mage
67%inclusion2 decks3 decks
65%synergy
Tomb Trawler
67%inclusion2 decks3 decks
66%synergy
Stormcatch Mentor
50%inclusion1 decks2 decks
29%synergy
Etali, Primal Storm
33%inclusion1 decks3 decks
28%synergy
Melek, Izzet Paragon
33%inclusion1 decks3 decks
30%synergy
Captivating Crew
33%inclusion1 decks3 decks
33%synergy
Tandem Lookout
33%inclusion1 decks3 decks
20%synergy
Artisan of Kozilek
33%inclusion1 decks3 decks
32%synergy
Angrath's Marauders
33%inclusion1 decks3 decks
32%synergy
Niv-Mizzet, Parun
33%inclusion1 decks3 decks
5%synergy
Ardent Dustspeaker
33%inclusion1 decks3 decks
33%synergy
Augury Owl
33%inclusion1 decks3 decks
33%synergy
Hoverstone Pilgrim
33%inclusion1 decks3 decks
33%synergy
Johann, Apprentice Sorcerer
33%inclusion1 decks3 decks
32%synergy
Archmage Emeritus
33%inclusion1 decks3 decks
-1%synergy
Soldier of Fortune
33%inclusion1 decks3 decks
33%synergy
Fiendish Duo
33%inclusion1 decks3 decks
33%synergy
Cutthroat Negotiator
33%inclusion1 decks3 decks
32%synergy
Ovika, Enigma Goliath
33%inclusion1 decks3 decks
27%synergy
Canal Dredger
33%inclusion1 decks3 decks
33%synergy
Boggart Forager
33%inclusion1 decks3 decks
33%synergy
Hullbreaker Horror
33%inclusion1 decks3 decks
26%synergy
Gandalf the Grey
33%inclusion1 decks3 decks
32%synergy
Epitaph Golem
33%inclusion1 decks3 decks
33%synergy
Reito Sentinel
33%inclusion1 decks3 decks
33%synergy
Talrand, Sky Summoner
33%inclusion1 decks3 decks
17%synergy
Jin-Gitaxias, Progress Tyrant
33%inclusion1 decks3 decks
31%synergy
Third Path Iconoclast
33%inclusion1 decks3 decks
16%synergy
Stormchaser Chimera
33%inclusion1 decks3 decks
33%synergy
Instants
Brainstorm
100%inclusion3 decks3 decks
56%synergy
Opt
100%inclusion3 decks3 decks
64%synergy
Counterspell
100%inclusion3 decks3 decks
48%synergy
Chaos Warp
67%inclusion2 decks3 decks
25%synergy
Experimental Augury
67%inclusion2 decks3 decks
64%synergy
Negate
67%inclusion2 decks3 decks
34%synergy
Slip Out the Back
67%inclusion2 decks3 decks
61%synergy
Anticipate
67%inclusion2 decks3 decks
65%synergy
Spell Crumple
67%inclusion2 decks3 decks
66%synergy
Divergent Transformations
67%inclusion2 decks3 decks
66%synergy
Impulse
67%inclusion2 decks3 decks
62%synergy
Frantic Search
33%inclusion1 decks3 decks
-8%synergy
Chaos Mutation
33%inclusion1 decks3 decks
32%synergy
Dissolve
33%inclusion1 decks3 decks
33%synergy
Deliberate
33%inclusion1 decks3 decks
32%synergy
Essence Scatter
33%inclusion1 decks3 decks
31%synergy
Aetherspouts
33%inclusion1 decks3 decks
31%synergy
Stream of Consciousness
33%inclusion1 decks3 decks
33%synergy
Sinister Sabotage
33%inclusion1 decks3 decks
33%synergy
Arcane Denial
33%inclusion1 decks3 decks
4%synergy
Blessed Reincarnation
33%inclusion1 decks3 decks
33%synergy
Arcane Infusion
33%inclusion1 decks3 decks
32%synergy
Aether Gust
33%inclusion1 decks3 decks
33%synergy
Moment of Truth
33%inclusion1 decks3 decks
33%synergy
Learn from the Past
33%inclusion1 decks3 decks
33%synergy
Dig Through Time
33%inclusion1 decks3 decks
22%synergy
Abrade
33%inclusion1 decks3 decks
14%synergy
Creative Outburst
33%inclusion1 decks3 decks
32%synergy
Sorceries
Polymorph
100%inclusion3 decks3 decks
99%synergy
Transmogrify
100%inclusion3 decks3 decks
99%synergy
Preordain
100%inclusion3 decks3 decks
66%synergy
Geomancer's Gambit
67%inclusion2 decks3 decks
66%synergy
From the Ashes
67%inclusion2 decks3 decks
66%synergy
Dream Cache
67%inclusion2 decks3 decks
66%synergy
Cleansing Wildfire
67%inclusion2 decks3 decks
65%synergy
Ingenious Mastery
67%inclusion2 decks3 decks
66%synergy
Enter the Enigma
50%inclusion1 decks2 decks
44%synergy
Ponder
33%inclusion1 decks3 decks
-5%synergy
Amass the Components
33%inclusion1 decks3 decks
33%synergy
Clear the Mind
33%inclusion1 decks3 decks
32%synergy
Shape Anew
33%inclusion1 decks3 decks
33%synergy
Reminisce
33%inclusion1 decks3 decks
33%synergy
Serum Visions
33%inclusion1 decks3 decks
16%synergy
Blasphemous Act
33%inclusion1 decks3 decks
-5%synergy
Chaotic Transformation
33%inclusion1 decks3 decks
33%synergy
Reality Scramble
33%inclusion1 decks3 decks
33%synergy
Expressive Iteration
33%inclusion1 decks3 decks
10%synergy
Sundering Eruption
33%inclusion1 decks3 decks
28%synergy
Indomitable Creativity
33%inclusion1 decks3 decks
33%synergy
Arm with Aether
33%inclusion1 decks3 decks
33%synergy
Witness the Future
33%inclusion1 decks3 decks
33%synergy
Utility Artifacts
Conjurer's Bauble
67%inclusion2 decks3 decks
65%synergy
Proteus Staff
67%inclusion2 decks3 decks
66%synergy
Reito Lantern
67%inclusion2 decks3 decks
66%synergy
The Temporal Anchor
33%inclusion1 decks3 decks
33%synergy
Cranial Archive
33%inclusion1 decks3 decks
33%synergy
Ring of Evos Isle
33%inclusion1 decks3 decks
33%synergy
River Song's Diary
33%inclusion1 decks3 decks
32%synergy
Cloak and Dagger
33%inclusion1 decks3 decks
33%synergy
The Key to the Vault
33%inclusion1 decks3 decks
32%synergy
Champion's Helm
33%inclusion1 decks3 decks
32%synergy
Swiftfoot Boots
33%inclusion1 decks3 decks
4%synergy
Lightning Greaves
33%inclusion1 decks3 decks
9%synergy
Lantern of Insight
33%inclusion1 decks3 decks
33%synergy
Enchantments
Curiosity
67%inclusion2 decks3 decks
42%synergy
Clout of the Dominus
67%inclusion2 decks3 decks
64%synergy
Robe of Mirrors
33%inclusion1 decks3 decks
33%synergy
Aqueous Form
33%inclusion1 decks3 decks
31%synergy
Inexorable Tide
33%inclusion1 decks3 decks
32%synergy
Sigil of Sleep
33%inclusion1 decks3 decks
28%synergy
Quest for Pure Flame
33%inclusion1 decks3 decks
33%synergy
Eyes Everywhere
33%inclusion1 decks3 decks
33%synergy
Powerbalance
33%inclusion1 decks3 decks
30%synergy
Curator's Ward
33%inclusion1 decks3 decks
33%synergy
Quest for Ancient Secrets
33%inclusion1 decks3 decks
33%synergy
Thousand-Year Storm
33%inclusion1 decks3 decks
17%synergy
Alexi's Cloak
33%inclusion1 decks3 decks
33%synergy
Propaganda
33%inclusion1 decks3 decks
18%synergy
Diplomatic Immunity
33%inclusion1 decks3 decks
33%synergy
Planeswalkers
Rowan, Scholar of Sparks
33%inclusion1 decks3 decks
32%synergy
Utility Lands
Field of Ruin
100%inclusion3 decks3 decks
98%synergy
Restless Spire
67%inclusion2 decks3 decks
62%synergy
Rivendell
67%inclusion2 decks3 decks
63%synergy
Ghost Quarter
67%inclusion2 decks3 decks
65%synergy
Trenzalore Clocktower
67%inclusion2 decks3 decks
66%synergy
Volatile Fault
67%inclusion2 decks3 decks
65%synergy
Rogue's Passage
67%inclusion2 decks3 decks
53%synergy
Madblind Mountain
33%inclusion1 decks3 decks
33%synergy
Spinerock Knoll
33%inclusion1 decks3 decks
31%synergy
Dwarven Mine
33%inclusion1 decks3 decks
33%synergy
Kher Keep
33%inclusion1 decks3 decks
31%synergy
Reliquary Tower
33%inclusion1 decks3 decks
-16%synergy
Castle Vantress
33%inclusion1 decks3 decks
29%synergy
Moonring Island
33%inclusion1 decks3 decks
33%synergy
Den of the Bugbear
33%inclusion1 decks3 decks
33%synergy
Mana Artifacts
Arcane Signet
100%inclusion3 decks3 decks
17%synergy
Izzet Signet
100%inclusion3 decks3 decks
42%synergy
Sol Ring
100%inclusion3 decks3 decks
14%synergy
Vessel of Endless Rest
67%inclusion2 decks3 decks
66%synergy
Thought Vessel
67%inclusion2 decks3 decks
30%synergy
Talisman of Creativity
33%inclusion1 decks3 decks
-20%synergy
Cursed Mirror
33%inclusion1 decks3 decks
26%synergy
Decanter of Endless Water
33%inclusion1 decks3 decks
24%synergy
Sonic Screwdriver
33%inclusion1 decks3 decks
32%synergy
Lands
Command Tower
100%inclusion3 decks3 decks
13%synergy
Mountain
100%inclusion3 decks3 decks
3%synergy
Island
100%inclusion3 decks3 decks
2%synergy
Ferrous Lake
67%inclusion2 decks3 decks
42%synergy
Sulfur Falls
67%inclusion2 decks3 decks
1%synergy
Frostboil Snarl
67%inclusion2 decks3 decks
23%synergy
Temple of Epiphany
67%inclusion2 decks3 decks
27%synergy
Demolition Field
67%inclusion2 decks3 decks
64%synergy
Cascade Bluffs
67%inclusion2 decks3 decks
23%synergy
Shivan Reef
33%inclusion1 decks3 decks
-26%synergy
Terramorphic Expanse
33%inclusion1 decks3 decks
22%synergy
Izzet Boilerworks
33%inclusion1 decks3 decks
-5%synergy
Gallifrey Council Chamber
33%inclusion1 decks3 decks
33%synergy
Exotic Orchard
33%inclusion1 decks3 decks
0%synergy
Stormcarved Coast
33%inclusion1 decks3 decks
-7%synergy
Opal Palace
33%inclusion1 decks3 decks
32%synergy
Path of Ancestry
33%inclusion1 decks3 decks
20%synergy
Sundering Eruption
33%inclusion1 decks3 decks
28%synergy
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