The Ur-Dragon (Commander) - Optimized Affinity

The Ur-Dragon
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Jonathan Zucchetti
Aug 27, 2026
Jonathan Zucchetti
How Modular Deckbuilding Works in Commander
Modular deckbuilding keeps one core and swaps the rest between games. Which commanders support it, which are too generic, and why it works.
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Utility Lands
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Lands
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Smaug the Impenetrable
50%inclusion1 decks2 decks
49%synergy
High Synergy Cards
Sarkhan, Soul Aflame
80%inclusion4 decks5 decks
75%synergy
Rivaz of the Claw
80%inclusion4 decks5 decks
74%synergy
Miirym, Sentinel Wyrm
80%inclusion4 decks5 decks
71%synergy
Temur Ascendancy
80%inclusion4 decks5 decks
71%synergy
Game Changers
Cyclonic Rift
60%inclusion3 decks5 decks
46%synergy
Rhystic Study
40%inclusion2 decks5 decks
21%synergy
Worldly Tutor
40%inclusion2 decks5 decks
31%synergy
Mystical Tutor
40%inclusion2 decks5 decks
34%synergy
Smothering Tithe
20%inclusion1 decks5 decks
3%synergy
Imperial Seal
20%inclusion1 decks5 decks
16%synergy
Ancient Tomb
20%inclusion1 decks5 decks
11%synergy
Consecrated Sphinx
20%inclusion1 decks5 decks
19%synergy
The One Ring
20%inclusion1 decks5 decks
12%synergy
Farewell
20%inclusion1 decks5 decks
13%synergy
Creatures
Hellkite Courser
60%inclusion3 decks5 decks
55%synergy
Old Gnawbone
60%inclusion3 decks5 decks
54%synergy
Morophon, the Boundless
60%inclusion3 decks5 decks
47%synergy
Goldspan Dragon
60%inclusion3 decks5 decks
55%synergy
Atarka, World Render
60%inclusion3 decks5 decks
53%synergy
Dragonlord Dromoka
60%inclusion3 decks5 decks
53%synergy
Terror of the Peaks
60%inclusion3 decks5 decks
53%synergy
Dragonlord's Servant
60%inclusion3 decks5 decks
54%synergy
Dragonspeaker Shaman
60%inclusion3 decks5 decks
54%synergy
Klauth, Unrivaled Ancient
60%inclusion3 decks5 decks
56%synergy
Balefire Dragon
40%inclusion2 decks5 decks
36%synergy
Ureni of the Unwritten
40%inclusion2 decks5 decks
35%synergy
Nogi, Draco-Zealot
40%inclusion2 decks5 decks
39%synergy
Ancient Copper Dragon
40%inclusion2 decks5 decks
34%synergy
Tiamat
40%inclusion2 decks5 decks
34%synergy
Utvara Hellkite
40%inclusion2 decks5 decks
35%synergy
Ancient Silver Dragon
40%inclusion2 decks5 decks
35%synergy
Bloom Tender
40%inclusion2 decks5 decks
21%synergy
Ancient Brass Dragon
40%inclusion2 decks5 decks
36%synergy
Lathliss, Dragon Queen
40%inclusion2 decks5 decks
33%synergy
Blazing Firesinger
25%inclusion1 decks4 decks
25%synergy
Prismari, the Inspiration
25%inclusion1 decks4 decks
23%synergy
Emeritus of Woe
25%inclusion1 decks4 decks
24%synergy
Quandrix, the Proof
25%inclusion1 decks4 decks
23%synergy
Harmonic Sliver
20%inclusion1 decks5 decks
14%synergy
Mirror Entity
20%inclusion1 decks5 decks
16%synergy
Nesting Dragon
20%inclusion1 decks5 decks
20%synergy
Atsushi, the Blazing Sky
20%inclusion1 decks5 decks
19%synergy
Mothdust Changeling
20%inclusion1 decks5 decks
19%synergy
Masked Vandal
20%inclusion1 decks5 decks
18%synergy
Keiga, the Tide Star
20%inclusion1 decks5 decks
19%synergy
Scourge of Valkas
20%inclusion1 decks5 decks
15%synergy
Rapacious Dragon
20%inclusion1 decks5 decks
20%synergy
Ancient Gold Dragon
20%inclusion1 decks5 decks
16%synergy
Shapesharer
20%inclusion1 decks5 decks
19%synergy
Ramos, Dragon Engine
20%inclusion1 decks5 decks
14%synergy
Ornithopter of Paradise
20%inclusion1 decks5 decks
18%synergy
Priest of Titania
20%inclusion1 decks5 decks
19%synergy
Roaming Throne
20%inclusion1 decks5 decks
10%synergy
Ingenious Infiltrator
20%inclusion1 decks5 decks
20%synergy
Twinflame Tyrant
20%inclusion1 decks5 decks
16%synergy
Magda, Brazen Outlaw
20%inclusion1 decks5 decks
18%synergy
O-Kagachi, Vengeful Kami
20%inclusion1 decks5 decks
18%synergy
Korlessa, Scale Singer
20%inclusion1 decks5 decks
17%synergy
Marrow-Gnawer
20%inclusion1 decks5 decks
20%synergy
Myrel, Shield of Argive
20%inclusion1 decks5 decks
20%synergy
Risen Reef
20%inclusion1 decks5 decks
14%synergy
Two-Headed Hellkite
20%inclusion1 decks5 decks
15%synergy
Sylvia Brightspear
20%inclusion1 decks5 decks
19%synergy
Guardian Gladewalker
20%inclusion1 decks5 decks
19%synergy
Instants
Negate
40%inclusion2 decks5 decks
31%synergy
Mana Drain
40%inclusion2 decks5 decks
31%synergy
Counterspell
40%inclusion2 decks5 decks
17%synergy
Erode
25%inclusion1 decks4 decks
24%synergy
Veil of Summer
20%inclusion1 decks5 decks
17%synergy
Chaos Warp
20%inclusion1 decks5 decks
15%synergy
Absorb
20%inclusion1 decks5 decks
20%synergy
Heroic Intervention
20%inclusion1 decks5 decks
-3%synergy
Return of the Wildspeaker
20%inclusion1 decks5 decks
15%synergy
Brainstorm
20%inclusion1 decks5 decks
15%synergy
Nature's Claim
20%inclusion1 decks5 decks
18%synergy
Archmage's Charm
20%inclusion1 decks5 decks
20%synergy
Swan Song
20%inclusion1 decks5 decks
9%synergy
Force of Will
20%inclusion1 decks5 decks
14%synergy
Snap
20%inclusion1 decks5 decks
19%synergy
Anguished Unmaking
20%inclusion1 decks5 decks
13%synergy
Swords to Plowshares
20%inclusion1 decks5 decks
-18%synergy
Sarkhan's Triumph
20%inclusion1 decks5 decks
18%synergy
Enlightened Tutor
20%inclusion1 decks5 decks
7%synergy
Zealous Persecution
20%inclusion1 decks5 decks
20%synergy
Path to Exile
20%inclusion1 decks5 decks
-10%synergy
Vampiric Tutor
20%inclusion1 decks5 decks
7%synergy
Reprieve
20%inclusion1 decks5 decks
19%synergy
Pact of Negation
20%inclusion1 decks5 decks
15%synergy
Sorceries
Farseek
40%inclusion2 decks5 decks
-3%synergy
Crux of Fate
40%inclusion2 decks5 decks
32%synergy
Rampant Growth
40%inclusion2 decks5 decks
21%synergy
Cultivate
40%inclusion2 decks5 decks
5%synergy
Lessons from Life
25%inclusion1 decks4 decks
20%synergy
Improvisation Capstone
25%inclusion1 decks4 decks
24%synergy
Restoration Seminar
25%inclusion1 decks4 decks
24%synergy
Nature's Rhythm
20%inclusion1 decks5 decks
18%synergy
Majestic Genesis
20%inclusion1 decks5 decks
19%synergy
Kodama's Reach
20%inclusion1 decks5 decks
-2%synergy
Three Visits
20%inclusion1 decks5 decks
-3%synergy
Victimize
20%inclusion1 decks5 decks
18%synergy
Haunting Voyage
20%inclusion1 decks5 decks
17%synergy
Last March of the Ents
20%inclusion1 decks5 decks
18%synergy
Coveted Prize
20%inclusion1 decks5 decks
19%synergy
Idyllic Tutor
20%inclusion1 decks5 decks
16%synergy
Nature's Lore
20%inclusion1 decks5 decks
-6%synergy
Airborne Aid
20%inclusion1 decks5 decks
20%synergy
Night's Whisper
20%inclusion1 decks5 decks
19%synergy
Demonic Tutor
20%inclusion1 decks5 decks
3%synergy
Selvala's Stampede
20%inclusion1 decks5 decks
19%synergy
Reanimate
20%inclusion1 decks5 decks
15%synergy
Ruinous Ultimatum
20%inclusion1 decks5 decks
13%synergy
Distant Melody
20%inclusion1 decks5 decks
13%synergy
Insatiable Avarice
20%inclusion1 decks5 decks
19%synergy
Mass Appeal
20%inclusion1 decks5 decks
20%synergy
Toxic Deluge
20%inclusion1 decks5 decks
16%synergy
Zombify
20%inclusion1 decks5 decks
20%synergy
Peer Pressure
20%inclusion1 decks5 decks
19%synergy
Open the Way
20%inclusion1 decks5 decks
18%synergy
Raise the Palisade
20%inclusion1 decks5 decks
17%synergy
Aberrant Return
20%inclusion1 decks5 decks
20%synergy
Utility Artifacts
Maskwood Nexus
40%inclusion2 decks5 decks
34%synergy
Urza's Incubator
40%inclusion2 decks5 decks
25%synergy
Herald's Horn
40%inclusion2 decks5 decks
23%synergy
Ruby Medallion
20%inclusion1 decks5 decks
20%synergy
Elixir of Immortality
20%inclusion1 decks5 decks
19%synergy
Coat of Arms
20%inclusion1 decks5 decks
17%synergy
Fist of Suns
20%inclusion1 decks5 decks
15%synergy
Birthing Boughs
20%inclusion1 decks5 decks
19%synergy
Dragon Arch
20%inclusion1 decks5 decks
18%synergy
Enchantments
Call the Spirit Dragons
60%inclusion3 decks5 decks
54%synergy
Dracogenesis
60%inclusion3 decks5 decks
54%synergy
Kindred Discovery
40%inclusion2 decks5 decks
29%synergy
Aggravated Assault
40%inclusion2 decks5 decks
38%synergy
Carpet of Flowers
40%inclusion2 decks5 decks
38%synergy
Garruk's Uprising
40%inclusion2 decks5 decks
27%synergy
Dragon Tempest
40%inclusion2 decks5 decks
32%synergy
Black Market Connections
40%inclusion2 decks5 decks
35%synergy
Changing Loyalty
25%inclusion1 decks4 decks
25%synergy
Doubling Season
20%inclusion1 decks5 decks
14%synergy
Beastmaster Ascension
20%inclusion1 decks5 decks
19%synergy
Encroaching Dragonstorm
20%inclusion1 decks5 decks
18%synergy
Bear Umbra
20%inclusion1 decks5 decks
19%synergy
Steely Resolve
20%inclusion1 decks5 decks
19%synergy
Annie Joins Up
20%inclusion1 decks5 decks
13%synergy
Frontier Siege
20%inclusion1 decks5 decks
19%synergy
The Kami War
20%inclusion1 decks5 decks
15%synergy
Breaching Dragonstorm
20%inclusion1 decks5 decks
18%synergy
Liliana's Contract
20%inclusion1 decks5 decks
19%synergy
Furnace of Rath
20%inclusion1 decks5 decks
20%synergy
Leyline of the Guildpact
20%inclusion1 decks5 decks
6%synergy
Monstrous Vortex
20%inclusion1 decks5 decks
19%synergy
Conspiracy
20%inclusion1 decks5 decks
19%synergy
Feast of the Victorious Dead
20%inclusion1 decks5 decks
20%synergy
Mirari's Wake
20%inclusion1 decks5 decks
12%synergy
Mystic Remora
20%inclusion1 decks5 decks
10%synergy
Aura Shards
20%inclusion1 decks5 decks
18%synergy
Rhythm of the Wild
20%inclusion1 decks5 decks
10%synergy
Growing Ranks
20%inclusion1 decks5 decks
20%synergy
Defense of the Heart
20%inclusion1 decks5 decks
17%synergy
Growing Rites of Itlimoc
20%inclusion1 decks5 decks
19%synergy
Planeswalkers
Sarkhan Unbroken
20%inclusion1 decks5 decks
18%synergy
Utility Lands
Flamekin Village
20%inclusion1 decks5 decks
17%synergy
Swarmyard
20%inclusion1 decks5 decks
19%synergy
Spinerock Knoll
20%inclusion1 decks5 decks
20%synergy
Mutavault
20%inclusion1 decks5 decks
19%synergy
Cryptic Spires
20%inclusion1 decks5 decks
20%synergy
Mosswort Bridge
20%inclusion1 decks5 decks
19%synergy
Boseiju, Who Endures
20%inclusion1 decks5 decks
9%synergy
RELIQUARY TOWER
20%inclusion1 decks5 decks
-5%synergy
Temple of the False God
20%inclusion1 decks5 decks
14%synergy
Cascading Cataracts
20%inclusion1 decks5 decks
5%synergy
Three Tree City
20%inclusion1 decks5 decks
12%synergy
Vault of the Archangel
20%inclusion1 decks5 decks
19%synergy
Rogue's Passage
20%inclusion1 decks5 decks
14%synergy
Mana Artifacts
Arcane Signet
80%inclusion4 decks5 decks
4%synergy
Sol Ring
80%inclusion4 decks5 decks
0%synergy
Dragon's Hoard
60%inclusion3 decks5 decks
54%synergy
Mox Jasper
60%inclusion3 decks5 decks
56%synergy
CHROMATIC LANTERN
40%inclusion2 decks5 decks
-10%synergy
Orb of Dragonkind
40%inclusion2 decks5 decks
37%synergy
Dragonstorm Globe
40%inclusion2 decks5 decks
37%synergy
Talisman of Creativity
20%inclusion1 decks5 decks
17%synergy
Lotus Petal
20%inclusion1 decks5 decks
13%synergy
Talisman of Resilience
20%inclusion1 decks5 decks
16%synergy
Mox Amber
20%inclusion1 decks5 decks
14%synergy
Thought Vessel
20%inclusion1 decks5 decks
13%synergy
Mox Opal
20%inclusion1 decks5 decks
16%synergy
Chrome Mox
20%inclusion1 decks5 decks
13%synergy
Talisman of Impulse
20%inclusion1 decks5 decks
15%synergy
Mox Diamond
20%inclusion1 decks5 decks
15%synergy
Lands
Command Tower
100%inclusion5 decks5 decks
12%synergy
Forest
100%inclusion5 decks5 decks
18%synergy
Exotic Orchard
80%inclusion4 decks5 decks
16%synergy
Swamp
80%inclusion4 decks5 decks
4%synergy
Mountain
80%inclusion4 decks5 decks
2%synergy
Plains
80%inclusion4 decks5 decks
2%synergy
The World Tree
60%inclusion3 decks5 decks
34%synergy
Wooded Foothills
60%inclusion3 decks5 decks
34%synergy
Ketria Triome
60%inclusion3 decks5 decks
37%synergy
Cavern of Souls
60%inclusion3 decks5 decks
44%synergy
Island
60%inclusion3 decks5 decks
-20%synergy
Path of Ancestry
60%inclusion3 decks5 decks
15%synergy
Raugrin Triome
60%inclusion3 decks5 decks
44%synergy
Flooded Strand
60%inclusion3 decks5 decks
35%synergy
Zagoth Triome
60%inclusion3 decks5 decks
40%synergy
Misty Rainforest
40%inclusion2 decks5 decks
14%synergy
Windswept Heath
40%inclusion2 decks5 decks
13%synergy
Verdant Catacombs
40%inclusion2 decks5 decks
15%synergy
Reflecting Pool
40%inclusion2 decks5 decks
23%synergy
Morphic Pool
40%inclusion2 decks5 decks
35%synergy
Scalding Tarn
40%inclusion2 decks5 decks
18%synergy
Mana Confluence
40%inclusion2 decks5 decks
21%synergy
Marsh Flats
40%inclusion2 decks5 decks
18%synergy
Indatha Triome
40%inclusion2 decks5 decks
19%synergy
City of Brass
40%inclusion2 decks5 decks
18%synergy
Temple Garden
40%inclusion2 decks5 decks
10%synergy
A.I.M. Labs
33%inclusion1 decks3 decks
33%synergy
Asgardian Citadel
33%inclusion1 decks3 decks
32%synergy
Coastal Peak
25%inclusion1 decks4 decks
25%synergy
Savai Triome
20%inclusion1 decks5 decks
5%synergy
Tundra
20%inclusion1 decks5 decks
8%synergy
Prismatic Vista
20%inclusion1 decks5 decks
17%synergy
Raucous Theater
20%inclusion1 decks5 decks
19%synergy
Undercity Sewers
20%inclusion1 decks5 decks
18%synergy
Secluded Glen
20%inclusion1 decks5 decks
19%synergy
Fabled Passage
20%inclusion1 decks5 decks
10%synergy
Badlands
20%inclusion1 decks5 decks
9%synergy
Stomping Ground
20%inclusion1 decks5 decks
-10%synergy
Steam Vents
20%inclusion1 decks5 decks
-4%synergy
Breeding Pool
20%inclusion1 decks5 decks
-11%synergy
Shadowy Backstreet
20%inclusion1 decks5 decks
19%synergy
Taiga
20%inclusion1 decks5 decks
8%synergy
Auntie's Hovel
20%inclusion1 decks5 decks
20%synergy
Arctic Treeline
20%inclusion1 decks5 decks
19%synergy
Akoum Refuge
20%inclusion1 decks5 decks
20%synergy
Fortified Beachhead
20%inclusion1 decks5 decks
20%synergy
Murmuring Bosk
20%inclusion1 decks5 decks
18%synergy
Blood Crypt
20%inclusion1 decks5 decks
-2%synergy
Sacred Foundry
20%inclusion1 decks5 decks
-4%synergy
Spire Garden
20%inclusion1 decks5 decks
12%synergy
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