A five-color Mutant, Ninja and Turtle tribal aggro deck built on +1/+1 counters. Heroes in a Half Shell is a hasty, evasive 5/5 that adds a counter to each Mutant, Ninja or Turtle that connects and draws a card. That is the core loop: attack with tribal creatures, grow them, refill the hand. Counter doublers and adders, Mutagen token makers and attack-trigger pump effects snowball the board. Damage amplifiers, extra combats and evasion then turn the oversized creatures into lethal hits. How it wins: It swarms with counter-laden tribal creatures that keep growing every time they connect, then finishes through doubled damage, double strike, extra combat phases, half-life hits from Shredder effects, or Casey Jones pinging opponents whenever counters land. Key roles: - Counter multipliers: These replacement effects double or add to every counter placement, so each commander trigger, Mutagen activation and attack pump becomes far larger. (Doubling Season, Corpsejack Menace, Hardened Scales) - Mutagen and token engine: These cards generate stockpiles of Mutagen tokens that convert into counters, make every token creation yield an extra Mutagen, cheapen token activations, and recycle dying counter-laden creatures into more Mutagens. (Donatello, the Brains, Mutagen Man, Living Ooze, The Ooze) - Attack-trigger growth: These creatures and equipment pile counters onto attackers each combat or double existing counters, so threats escalate quickly once the commander starts connecting. (Leatherhead, Iron Gator, Turtle Van, Level Up) - Combat damage card advantage: Beyond the commander, these cards draw off connecting creatures or counter placement, keeping the hand full while the board grows. (Ray Fillet, Wave Warrior, Mikey & Leo, Chaos & Order, Bebop, Skull & Crossbones) - Damage amplification and extra combats: These cards double damage from countered creatures, grant double strike, add combat phases, or halve opponents' life, which turns a large board into a kill. (Raphael, the Muscle, Raphael, the Nightwatcher, Raph & Leo, Sibling Rivals) - Evasion and counter-based punishers: These cards push big creatures through blockers with flying or single-block restrictions, and turn counter placement itself into direct damage to opponents. (Casey Jones, Back Alley Brute, Michelangelo, Mutant BFF, Baxter, Fly in the Ointment) - Fight-based and one-sided removal: The deck uses its oversized creatures to fight or fling at opponents' threats. Its board wipes can be broken in its favor, since Wave Goodbye spares creatures with counters and Vigor turns damage into growth. (Super Combo, Wave Goodbye, Vigor)

Heroes in a Half Shell decklist

• Arcade Cabinet
• Arcane Signet
• Chromatic Lantern
• Coin of Mastery
• Everything Pizza
• Sol Ring
• The Ooze
• Turtle Van
• Big Apple, 3 a.m.
• Breeding Pool
• Cinder Glade
• City of Brass
• Command Tower
• Dragonskull Summit
• Escape Tunnel
• Evolving Wilds
• Exotic Orchard
• Fabled Passage
• 4× Forest
• Grand Coliseum
• Hidden Hideout
• Hinterland Harbor
• 2× Island
• 2× Mountain
• Overgrown Tomb
• Path of Ancestry
• 2× Plains
• Rootbound Crag
• Smoldering Marsh
• Sodden Verdure
• Spire Garden
• Stomping Ground
• Sunken Hollow
• 2× Swamp
• Temple Garden
• Turtle Lair
• Undergrowth Stadium
• Vernal Fen
• April O'Neil, Live on the Scene
• Baxter, Fly in the Ointment
• Bebop, Skull & Crossbones
• Casey Jones, Back Alley Brute
• Corpsejack Menace
• Dark Leo & Shredder
• Dimension X Pizzasaur
• Donatello, the Brains
• Irma, Part-Time Mutant
• Leatherhead, Iron Gator
• Leonardo, the Balance
• Michelangelo, Improviser
• Michelangelo, Mutant BFF
• Michelangelo, Weirdness to 11
• Michelangelo, the Heart
• Mikey & Don, Party Planners
• Mikey & Leo, Chaos & Order
• Mona Lisa, Science Geek
• Mutagen Man, Living Ooze
• Raph & Leo, Sibling Rivals
• Raph & Mikey, Troublemakers
• Raphael, the Muscle
• Raphael, the Nightwatcher
• Ray Fillet, Wave Warrior
• Rocksteady, Mutant Marauder
• Shredder, Shadow Master
• Splinter, Radical Rat
• Splinter, the Mentor
• Super Shredder
• Vigor
• Doubling Season
• Hardened Scales
• High Score
• Level Up
• Ninja Pizza
• Rhythm of the Wild
• Together Forever
• Assassin's Trophy
• Continue?
• Double Jump // Flying Kick
• Path to Exile
• Shellshock
• Special Move
• Swift Demise
• Swords to Plowshares
• Cultivate
• Farseek
• Game Over
• Lessons from Life
• Super Combo
• Vanquish the Horde
• Wave Goodbye
• Rhystic Study
• Smothering Tithe