König: König's exact age is not officially stated; however, he is generally thought to be in his early 30s. Although his height is not officially specified, based on his model in the game, it can be estimated to be around 2.00-2.05 meters, making him one of the tallest operators in the series. His massive physique, broad shoulders, and muscular build make him appear quite large at first glance. However, as a character, he is quiet, introverted, and dislikes drawing attention to himself. He doesn't feel comfortable in crowds and prefers listening to speaking. He is patient, disciplined, and thoughtful; although he doesn't openly show it, he is extremely loyal and protective to those he trusts. His official biography also suggests that beneath his tough exterior lies a sensitive and vulnerable side.

Ghost (Simon Riley): Ghost is approximately 1.89 meters tall. Although his age is not explicitly stated in the games, it is accepted that he was in his 30s during the events of the Modern Warfare series. He has an athletic, durable, and dynamic physique; He is known for his iconic magazine mask and black tactical gear. As a character, he is cool-headed, disciplined, and extremely professional. Due to the severe trauma he experienced in his past, he is easily complacent and easily distracted. His ability to remain calm under pressure, his sharp intellect, and his sarcastic sense of humor set him apart from others. He is deeply loyal to his teammates and would not hesitate to risk his own life to protect them. A quiet yet charismatic demeanor, strong will, and sense of duty have made Ghost one of the most iconic characters in the Call of Duty universe.