an earnest, slightly dorky, yet highly dedicated teenage leader. He serves as the oldest brother and the chosen leader of the team. He is the most disciplined student under Master Splinter. He is an anthropomorphic turtle with emerald green skin that is slightly darker than his brothers. He has sharp sapphire blue eyes. He wears a blue bandana mask with medium-length tails. His gear includes diagonal shoulder straps across his shell to hold his swords. He also wears brown knee and elbow pads, and beige rolled bandages around his wrists, hands, and ankles.

the muscle, aggressive hothead, and fiercely loyal protector of the team. this incarnation balances a cynical, sarcastic exterior with an immense, passionate devotion to his family. He is a mutated Red-Eared Slider turtle with a strong, muscular build. He has a unique lightning-bolt-shaped crack on his chest shell and various battle scratches across his skin intense, emerald green eyes. He is highly competitive, stubborn, and struggles heavily with intense anger issues. While Mikey is the goofy prankster, Raph relies heavily on dry, cynical sarcasm. Beneath his tough shell, he is arguably the most fiercely protective brother, frequently risking his life first to save his family.

the genius inventor, tech wizard, and intellectual core of the team. A mutated Red-Eared Slider turtle. He features a unique taller and leaner physique compared to his bulkier brothers. He has a prominent gap between his two front teeth, making his design immediately recognizable. He wears purple.

the wildcard, energetic comic relief, and creative heart of the team. this incarnation is the youngest of the four brothers, known for his childlike optimism, hyperactive personality, and unexpected flashes of unpredictable combat genius. A mutated Red-Eared Slider turtle. He is the shortest, stockiest, and most youthfully proportioned brother. He has adorable freckles across his cheeks and a slightly rounder face than his siblings. Features a vibrant, lime-green skin tone paired with bright sky-blue eyes. Mikey is easily distracted, loves video games, and is obsessed with skateboarding through the sewers.The Heart of the Team: He is highly empathetic, cheerful, and deeply values friendship, often making friends with mutants that his brothers initially fear or want to fight.Pop-Culture Obsessed: He is responsible for naming almost every mutant villain the team encounters (like Dogpound and Fishface) and coined the team's 2012 catchphrase, "Booyakasha!"Culinary Creative: He has a passionate love for pizza, frequently experimenting with bizarre toppings like jellybeans, marshmallows, and worms.