THE KING UNDER THE MOUNTAIN (duplicated from decarabia) by MrLaier

Format: Commander

Commander: Smaug the Magnificent

Bracket: 3

DeckCheck Threat Index: 36

Deck overview

This mono-red deck is commanded by Smaug the Magnificent, leveraging an aggressive Treasure-producing shell to fuel devastating attack-trigger burn and explosive combat phases. The strategy accelerates through low-cost artifact ramp and Treasure enablers like Xorn, Academy Manufactor, and Professional Face-Breaker to establish an early hoard. Once Smaug enters the battlefield with built-in haste, his attack ability converts accumulated Treasures directly into targeted noncombat damage, bypassing blockers to eliminate key creatures or incinerate opponents. The deck rapidly scales threat lethality using damage multipliers such as Fiery Emancipation, Solphim, Mayhem Dominus, and City on Fire, or by stringing additional combat phases with Aggravated Assault and Relentless Assault. Backup win conditions like Crackle with Power and Hellkite Tyrant capitalize on surplus mana and artifact volume to close out the game if combat stalls. While vulnerable to instant-speed spot removal and artifact sweepers, its explosive mana velocity ensures rapid rebuilding.

Decklist (100 cards)

  • 1 Academy Manufactor
  • 1 Agatha's Soul Cauldron
  • 1 Aggravated Assault
  • 1 Ancient Copper Dragon
  • 1 Arcane Signet
  • 1 Basilisk Collar
  • 1 Big Score
  • 1 Birgi, God of Storytelling // Harnfel, Horn of Bounty
  • 1 Bottle-Cap Blast
  • 1 Cataclysmic Prospecting
  • 1 Cavern-Hoard Dragon
  • 1 City on Fire
  • 1 Commune with Lava
  • 1 Crackle with Power
  • 1 Curse of Opulence
  • 1 Descent into Avernus
  • 1 Fable of the Mirror-Breaker // Reflection of Kiki-Jiki
  • 1 Faithless Looting
  • 1 Fear of Missing Out
  • 1 Fiery Emancipation
  • 1 Flare of Duplication
  • 1 Full Throttle
  • 1 Furnace of Rath
  • 1 Gauntlet of Might
  • 1 Generous Plunderer
  • 1 Goblin Engineer
  • 1 Goblin Welder
  • 1 Goldlust Triad
  • 1 Goldspan Dragon
  • 1 Grafted Exoskeleton
  • 1 Gratuitous Violence
  • 1 Great Train Heist
  • 1 Hell to Pay
  • 1 Hellkite Tyrant
  • 1 Imperial Recruiter
  • 1 Lightning Greaves
  • 1 Magda, Brazen Outlaw
  • 1 Mana Geyser
  • 33 Mountain
  • 1 Pinnacle Monk // Mystic Peak
  • 1 Portal to Phyrexia
  • 1 Professional Face-Breaker
  • 1 Prosperous Bandit
  • 1 Ragavan, Nimble Pilferer
  • 1 Rain of Riches
  • 1 Reckless Fireweaver
  • 1 Relentless Assault
  • 1 Ruby Medallion
  • 1 Seize the Day
  • 1 Seize the Spotlight
  • 1 Shadowspear
  • 1 Smaug the Magnificent
  • 1 Sol Ring
  • 1 Solphim, Mayhem Dominus
  • 1 Spiteful Banditry
  • 1 Storm-Kiln Artist
  • 1 Strike It Rich
  • 1 Strionic Resonator
  • 1 The Reaver Cleaver
  • 1 The Rollercrusher Ride
  • 1 Treasonous Ogre
  • 1 Treasure Vault
  • 1 Twinflame Tyrant
  • 1 Unexpected Windfall
  • 1 Urza's Saga
  • 1 Virtue of Courage // Embereth Blaze
  • 1 Wheel of Misfortune
  • 1 Xorn