How to Train Ur-Dragon [Primer!]

Commander
WUBRGThe Ur-Dragon
7.5±0.3
Playing with Power
Every card earns its slot. Efficient ramp, consistent draw, and a polished mana base.
High confidence(600 pts)
Estimated win turn
T6best
T7typical
T8+contested
Vector breakdown
Heavy Curve (46% CMC 5+)+-10ⓘ
Fast mana8
0Mox Diamond+8
0Chrome Mox+8
1Sol Ring+10
1Mana Vault+9
3RRGoldspan Dragon+4
4RRAncient Copper Dragon+5
5GGOld Gnawbone+7
5RGKlauth, Unrivaled Ancient+6
Mana rocks3
2Arcane Signet+6
2Fellwar Stone+5
7Chromatic Orrery+1
Mana dorks6
GNoble Hierarch+6
GIgnoble Hierarch+6
GBirds of Paradise+6
1GBloom Tender+7
GWUHelga, Skittish Seer+3
1GGSelvala, Heart of the Wilds+3
Other acceleration3
GURTemur Battlecrier+6
6RRDracogenesis+5
12Scion of Draco+1
Treasure generators2
4RGoldlust Triad+2
3RRBonehoard Dracosaur+1
Commander Draw Engine (The Ur-Dragon provides card draw)+10ⓘ
Commander Synergy (1 groups)+3ⓘ
Tutors2
1BDemonic Tutor+10
2WUBRGTiamat+3
Draw engines10
1GUp the Beanstalk+5
GURTemur Ascendancy+5
2G/UKiora, Behemoth Beckoner+5
GWUHelga, Skittish Seer+3
1GGSelvala, Heart of the Wilds+3
4The One Ring+8
3RRDragonhawk, Fate's Tempest+1
2WBGBetor, Kin to All+1
7Chromatic Orrery+1
6UUAncient Silver Dragon+5
Cantrips & burst draw3
2RRParapet Thrasher+1
3RRBonehoard Dracosaur+1
4UU3UMarang River Regent // Coil and Catch+1
Value engines5
GSmuggler's Surprise+1
4Roaming Throne+3
3GUImoti, Celebrant of Bounty+5
4RRHellkite Courser+1
4GURUreni of the Unwritten+1
Counterspells2
USwan Song+8
UStubborn Denial+6
Spot removal3
2RRParapet Thrasher+1
4UU3UMarang River Regent // Coil and Catch+1
Boseiju, Who Endures+5
Board wipes3
1UCyclonic Rift+8
2WWAvatar's Wrath+5
3BBCrux of Fate+6
Stax & hate1
1RGRhythm of the Wild+5
Protection3
2WTeferi's Protection+9
4The One Ring+3
4GWDragonlord Dromoka+3
Mana Acceleration (20 sources)+10ⓘ
Fetchlands10
Polluted Delta+8
Bloodstained Mire+8
Windswept Heath+8
Wooded Foothills+8
Flooded Strand+8
Arid Mesa+8
Misty Rainforest+8
Marsh Flats+8
Scalding Tarn+8
Verdant Catacombs+8
Dual & shock lands12
Badlands+9
Bayou+9
Plateau+9
Scrubland+9
Savannah+9
Tropical Island+9
Tundra+9
Taiga+9
Underground Sea+9
Volcanic Island+9
Stomping Ground+6
Arena of Glory+4
Premium utility lands10
Cavern of Souls+6
Forbidden Orchard+5
Mana Confluence+5
Ketria Triome+5
Savai Triome+5
Zagoth Triome+5
City of Brass+5
Command Tower+5
Exotic Orchard+4
Reflecting Pool+4
Utility lands3
Boseiju, Who Endures+3
Horizon of Progress+2
Maelstrom of the Spirit Dragon+2
Basic lands1
Mountain+1
2 Combo(s) Detected (Consistency: 70%)+25ⓘ
Combat Damage Synergy: token swarm strategy, 5 haste enablers, 3 evasion enablers, 3 damage multipliers+25ⓘ
Commander Synergy (1 groups)+12ⓘ
Combo pieces5
1RDragon Tempest
3GURMiirym, Sentinel Wyrm+4
5WWAncient Gold Dragon+4
6RRDracogenesis+1
4UU3UMarang River Regent // Coil and Catch
Synergy pieces1
3RRTwinflame Tyrant+8
Win conditions5
3RRTerror of the Peaks+5
2RRRScourge of Valkas+5
3RRGoldspan Dragon+2
4GURUreni of the Unwritten+1
12Scion of Draco+1
Combat threats5
4RGoldlust Triad+2
2WBGBetor, Kin to All+1
4RRLathliss, Dragon Queen+5
4GWDragonlord Dromoka+3
6RRUtvara Hellkite+5
Token generators1
3RRBonehoard Dracosaur+1
Other1
4Roaming Throne+5

Bracket

4
Bracket 4Optimized
High power, built to win. Unlimited Game Changers, efficient combos expected.
Breakdown
Learn more →
✓
Power level 7.5 → Bracket 4
Mana base99Threats90Speed89

1.0 above Bracket 3 ceiling (6.5)

1.0 below Bracket 5 threshold (8.5)

Game Changers are present, but your power level already places this deck in Bracket 4.

✓
Game changers 7
Mox DiamondChrome MoxMana VaultThe One RingTeferi's ProtectionDemonic TutorCyclonic Rift
✕Mass land denial — none
✕2-card combo — none
✕Extra turns — none

Themes10 total

Stompy / Big Mana31 cards

31 high-impact creatures. Ramp into massive threats that dominate the board.

Stubborn Denial,Temur Ascendancy,Imoti, Celebrant of Bounty,Kiora, Behemoth Beckoner,Temur Battlecrier
Dragon Tribal27 cards

27 dragon creatures detected. Tribal synergies can create powerful board states.

Terror of the Peaks,Bonehoard Dracosaur,Dragonhawk, Fate's Tempest,Goldspan Dragon,Twinflame Tyrant
Legends Matter18 cards

18 legendary synergies. Your legends grow stronger together.

Sylvia Brightspear,Boseiju, Who Endures,Imoti, Celebrant of Bounty,Helga, Skittish Seer,Tannuk, Steadfast Second

Combos2 total