Karlach turns every attack into two combat phases with first strike, and Hardy Outlander makes each commander attack pump another creature by the attacker's power, but only if no opponent has more life than the player being attacked. The deck is a Gruul big-creature combat deck. It ramps into power-4-plus threats, cheats them out with put-into-play effects, and stacks extra-combat and untap effects so its biggest bodies hit repeatedly. Most of the support (trample, card draw, cost reduction, protection) keys off "power 4 or greater." How it wins: It swings through multiple combat phases with oversized, trampling, pumped creatures, while Karlach and Hardy Outlander pile damage onto the life leader, until opponents die to combat damage. Key roles: - Extra combats and untaps: These stack additional combat phases on top of Karlach's, so each turn's attacks multiply and Hardy Outlander's pump triggers again. (Combat Celebrant, Port Razer, Aggravated Assault) - Power-4 payoffs: These reward having big creatures with cheaper spells, card draw on entry or attack, and team-wide trample and pumps. (Goreclaw, Terror of Qal Sisma, Garruk's Uprising, Bitter Work) - Cheating and discovering threats: These put fatties into play from hand, or cast free spells from the library, skipping their costs and adding haste for immediate attacks. (Sneak Attack, Elvish Piper, Etali, Primal Storm) - Ramp and attack-based mana: Dorks and land fetching feed the expensive top end, while attack triggers make or fetch extra mana that can fund spells between combats. (Klauth, Unrivaled Ancient, Loot, the Nexus, Bitterthorn, Nissa's Animus) - Pump, haste and trample enablers: These make attackers bigger, hasty and trampling, so first-strike double combats convert into lethal damage. (Halana and Alena, Partners, Rhythm of the Wild, Rising of the Day) - Combat protection and fight removal: Hexproof and indestructible tricks keep key attackers alive, and fight effects use their big power to clear blockers. (Tyvar's Stand, Overprotect, Bite Down)

Karlach decklist

• Conqueror's Flail
• Targ Nar, Demon-Fang Gnoll
• Goblin Anarchomancer
• Zariel, Archduke of Avernus
• Smuggler's Surprise
• Tamiyo's Safekeeping
• Great Train Heist
• Swiftfoot Boots
• Rhythm of the Wild
• Halana and Alena, Partners
• Herd Heirloom
• Tyvar's Stand
• Wear Down
• Overprotect
• Trash the Town
• Etali, Primal Storm
• Blasphemous Act
• Sakura-Tribe Elder
• Loot, Exuberant Explorer
• Elvish Mystic
• Wandertale Mentor
• Blossoming Defense
• Cultivate
• Dragon Sniper
• Ruby, Daring Tracker
• Goreclaw, Terror of Qal Sisma
• Garruk's Uprising
• Combat Celebrant
• Rootbound Crag
• Cinder Glade
• Bushwhack
• Anzrag, the Quake-Mole
• Bite Down
• Port Razer
• Exotic Orchard
• Arcane Signet
• Shire Terrace
• Command Tower
• Fabled Passage
• Crystal Grotto
• Path of Ancestry
• City of Brass
• Spire Garden
• 10× Forest
• Rockfall Vale
• Karplusan Forest
• Game Trail
• 10× Mountain
• Rising of the Day
• Shared Roots
• Bitter Work
• Aggravated Assault
• Fervor
• Chaos Warp
• Bitterthorn, Nissa's Animus
• Dinosaur Egg
• Elvish Piper
• Sneak Attack
• Guardian Project
• Monster Manual // Zoological Study
• Contest of Claws
• Klauth, Unrivaled Ancient
• Zoyowa's Justice
• Brass's Tunnel-Grinder // Tecutlan, the Searing Rift
• Long-Range Sensor
• Ghalta, Primal Hunger
• Hexhaven Invigorator
• Loot, the Nexus
• Ajani's Anguish
• Aspiring Champion
• Amarant Coral
• Sunbird's Invocation
• Kona, Rescue Beastie
• Defense of the Heart
• Rhino's Rampage
• Radha, Heart of Keld
• Footfall Crater
• Cragcrown Pathway // Timbercrown Pathway
• Stomping Ground
• Wooded Foothills