Master Chief

Master Chief, also known as John, is a supersoldier and the central protagonist of the *Halo* series. Born in 2511, he is 54 years old as of 2565. Standing at 7 feet tall while wearing his iconic green Mjolnir armor, Master Chief is an imposing figure known for his enhanced strength, speed, and combat skills. Throughout his journey, he has become the face of humanity's fight against alien forces, particularly the Covenant and the Flood, earning his place as one of the most legendary and resilient heroes in science fiction.