Colourless

Format: Commander

Commander: Karn, Legacy Reforged

Bracket: 3

DeckCheck Threat Index: 32

Deck overview

Karn, Legacy Reforged leads a colorless artifact stompy deck centered on rapid mana acceleration and overwhelming mechanical threats. The early turns focus on establishing a dense mana base with cheap mana rocks like Sol Ring, Mind Stone, and Foundry Inspector. On Turn 4, Karn enters the battlefield, turning every deployed artifact into unspent colorless mana during subsequent upkeeps. By Turn 5, this engine produces nine or more mana, fueling colossal threats like Triplicate Titan, Myr Battlesphere, Threefold Thunderhulk, and Echoes of Eternity. The deck leverages one-sided board wipes such as All Is Dust and Selective Obliteration to dismantle opposing boards while preserving its colorless army. While the deck possesses massive battlefield presence and resilient beaters with ward or token generation, it relies on combat damage to eliminate opponents over multiple turns. Its primary constraints stem from colorless deckbuilding limitations: sparse instant-speed stack interaction, vulnerable artifact mana bases, and reliance on natural card draw to sustain late-game momentum.

Decklist (100 cards)

• 1 All Is Dust
• 1 Amonkhet Raceway
• 1 Arcane Lighthouse
• 1 Buried Ruin
• 1 Chief of the Foundry
• 1 Cloud Key
• 1 Darksteel Citadel
• 1 Darksteel Juggernaut
• 1 Duplicant
• 1 Echoes of Eternity
• 1 Endbringer
• 1 Everflowing Chalice
• 1 Excalibur, Sword of Eden
• 1 Eye of Ugin
• 1 Fabled Passage
• 1 Forsaken Monument
• 1 Foundry Inspector
• 1 Foundry of the Consuls
• 1 Geode Golem
• 1 Glaring Fleshraker
• 1 Hammer of Nazahn
• 1 Hangarback Walker
• 1 Hedron Archive
• 1 Horizon Stone
• 1 Idol of False Gods
• 1 Idol of Oblivion
• 1 Iron Spider, Stark Upgrade
• 1 Jhoira's Familiar
• 1 Junk Diver
• 1 Karn, Legacy Reforged
• 1 Lightning Greaves
• 1 Lodestone Golem
• 1 Mazemind Tome
• 1 Metalwork Colossus
• 1 Meteor Golem
• 1 Mind Stone
• 1 Mind's Eye
• 1 Myr Battlesphere
• 1 Myr Retriever
• 1 Myriad Landscape
• 1 N'Yami-Class Mother Ship
• 1 Nettlecyst
• 1 Null Elemental Blast
• 1 Oblivion Sower
• 1 Omnath, Locus of the Void
• 1 Omni-Cheese Pizza
• 1 Ornithopter of Paradise
• 1 Palladium Myr
• 1 Panther Robot
• 1 Patchwork Automaton
• 1 Perilous Vault
• 1 Phyrexia's Core
• 1 Psychosis Crawler
• 1 Rogue's Passage
• 1 Scrap Trawler
• 1 Scrawling Crawler
• 1 Selective Obliteration
• 1 Shimmer Myr
• 1 Shrine of the Forsaken Gods
• 1 Shuri's Fabricator
• 1 Sol Ring
• 1 Solemn Simulacrum
• 1 Soul-Guide Lantern
• 1 Spine of Ish Sah
• 1 Steel Hellkite
• 1 Steel Overseer
• 1 Stonecoil Serpent
• 1 Su-Chi Cave Guard
• 1 Swiftfoot Boots
• 1 The Great Mound
• 1 Thought Vessel
• 1 Thran Dynamo
• 1 Thran Temporal Gateway
• 1 Threefold Thunderhulk
• 1 Trading Post
• 1 Traxos, Scourge of Kroog
• 1 Triplicate Titan
• 1 Ultima, Origin of Oblivion
• 1 Vibranium Mining Mech
• 1 War Room
• 1 Warping Wail
• 18 Wastes
• 1 Wayfarer's Bauble