[deck=The Ur-Dragon: Changeling Tribal]
Commander
1 The Ur-Dragon

Creature
1 Harabaz Druid
1 Priest of Titania
1 Wirewood Symbiote
1 Sachi, Daughter of Seshiro
1 Gemhide Sliver
1 Amoeboid Changeling
1 Mirror Entity
1 Shapesharer
1 Skeletal Changeling
1 Mothdust Changeling
1 Walker of Secret Ways
1 Manaweft Sliver
1 Yuriko, the Tiger's Shadow
1 Venomous Changeling
1 Changeling Outcast
1 Risen Reef
1 Hibernation Sliver
1 Moggcatcher
1 Seahunter
1 Skyshroud Poacher
1 Wirewood Savage
1 Elder Pine of Jukai
1 Avian Changeling
1 Sigil Tracer
1 Taurean Mauler
1 Tuktuk Scrapper
1 Elvish Archdruid
1 Ayula, Queen Among Bears
1 Irregular Cohort
1 Graveshifter
1 Feline Sovreign
1 Gilt-Leaf Archdruid
1 Higure, the Still Wind
1 Qasali Slingers
1 Tolsimir, Friend to Wolves
1 Impostor of the Sixth Pride
1 Cairn Wanderer
1 Changeling Hero
1 Unesh, Criosphinx Sovereign
1 Patron of the Vein
1 Changeling Berserker
1 Sliver Hivelord
1 The Scarab God
1 Lathliss, Dragon Queen
1 Morophon, the Boundless
1 Changeling Titan
1 Kogla, the Titan Ape

Enchantment
1 Unnatural Selection
1 Dragon Tempest
1 Liliana's Contract
1 Molten Echoes

Land
1 Elephant Graveyard
1 Contested Cliffs
1 Grand Coliseum
1 Riptide Laboratory
1 City of Brass
1 Forbidden Orchard
1 Swarmyard
1 Auntie's Hovel
1 Gilt-Leaf Palace
1 Secluded Glen
1 Vivid Creek
1 Vivid Grove
1 Wanderwine Hub
1 Primal Beyond
1 Exotic Orchard
1 Command Tower
1 Seraph Sanctuary
2 Forest
2 Island
1 Mountain
1 Plains
1 Swamp
1 Sliver Hive
1 Flamekin Village
1 Haven of the Spirit Dragon
1 Ally Encampment
1 Ancient Amphitheater
1 Cavern of Souls
1 Path of Ancestry
1 Unclaimed Territory
1 Murmuring Bosk
1 Mutavault
1 Tournament Grounds

Artifact
1 Didgeridoo
1 Cryptic Gateway
1 Chromatic Lantern
1 Dragon's Hoard
1 Altar of the Pantheon
1 Universal Automaton
1 Reaper King

Instant
1 Crib Swap
1 Spit Flame

Sorcery
1 Endemic Plague
1 Peer Pressure
1 Knowledge Exploitation
1 Thunderherd Migration
[/deck]

The Ur-Dragon: Changeling Tribal

Commander
The Ur-Dragon

1 Harabaz Druid
1 Priest of Titania
1 Wirewood Symbiote
1 Sachi, Daughter of Seshiro
1 Gemhide Sliver
1 Amoeboid Changeling
1 Mirror Entity
1 Shapesharer
1 Skeletal Changeling
1 Mothdust Changeling
1 Walker of Secret Ways
1 Manaweft Sliver
1 Yuriko, the Tiger's Shadow
1 Venomous Changeling
1 Changeling Outcast
1 Risen Reef
1 Hibernation Sliver
1 Moggcatcher
1 Seahunter
1 Skyshroud Poacher
1 Wirewood Savage
1 Elder Pine of Jukai
1 Avian Changeling
1 Sigil Tracer
1 Taurean Mauler
1 Tuktuk Scrapper
1 Elvish Archdruid
1 Ayula, Queen Among Bears
1 Irregular Cohort
1 Graveshifter
1 Feline Sovreign
1 Gilt-Leaf Archdruid
1 Higure, the Still Wind
1 Qasali Slingers
1 Tolsimir, Friend to Wolves
1 Impostor of the Sixth Pride
1 Cairn Wanderer
1 Changeling Hero
1 Unesh, Criosphinx Sovereign
1 Patron of the Vein
1 Changeling Berserker
1 Sliver Hivelord
1 The Scarab God
1 Lathliss, Dragon Queen
1 Morophon, the Boundless
1 Changeling Titan
1 Kogla, the Titan Ape
1 Unnatural Selection
1 Dragon Tempest
1 Liliana's Contract
1 Molten Echoes
1 Elephant Graveyard
1 Contested Cliffs
1 Grand Coliseum
1 Riptide Laboratory
1 City of Brass
1 Forbidden Orchard
1 Swarmyard
1 Auntie's Hovel
1 Gilt-Leaf Palace
1 Secluded Glen
1 Vivid Creek
1 Vivid Grove
1 Wanderwine Hub
1 Primal Beyond
1 Exotic Orchard
1 Command Tower
1 Seraph Sanctuary
2 Forest
2 Island
1 Mountain
1 Plains
1 Swamp
1 Sliver Hive
1 Flamekin Village
1 Haven of the Spirit Dragon
1 Ally Encampment
1 Ancient Amphitheater
1 Cavern of Souls
1 Path of Ancestry
1 Unclaimed Territory
1 Murmuring Bosk
1 Mutavault
1 Tournament Grounds
1 Didgeridoo
1 Cryptic Gateway
1 Chromatic Lantern
1 Dragon's Hoard
1 Altar of the Pantheon
1 Universal Automaton
1 Reaper King
1 Crib Swap
1 Spit Flame
1 Endemic Plague
1 Peer Pressure
1 Knowledge Exploitation
1 Thunderherd Migration