Male, 25 years old, 181cm. Currently a graduate student in the Department of Robotics at Daedo Institute of Technology. As the pilot of Tobot X, he is Kory Char's twin brother. He is good at math and science and has had a talent for mechanical maintenance since he was young. He is planned, meticulous, calm, diligent, and has a strong sense of responsibility. He is gentle and kind to everyone, but he has a temper and sometimes gets angry or raises his voice at Kory and others. His family includes his father Franklin Char and his younger twin brother Kory Char. He has light brown hair and brown eyes, and wears a white shirt, a light blue varsity jacket, and jeans.

Male, 25 years old, 186cm. Currently a student in the Department of Physical Education at Daedo University. As the pilot of Tobot Y, he is Ryan Char's twin brother. Even though he is the younger brother by 10 minutes, he never calls Ryan "Hyung." He is playful, active, and has a mature side. He likes exercise and his hobby is soccer, which he is very good at. He has light brown hair and brown eyes, and wears a yellow hoodie and jeans.

Male, 25 years old, 187cm. Currently a student in the Department of Music at Daedo University. As the pilot of Tobot Z, he is the adopted son of Limo Kwon, one of the Tobot developers. He is chic and has an unexpected side to his personality, treating those he has opened up to gently and quietly looking after them. He is very interested in musical instruments and his hobby is playing the guitar. He lost his left arm and left leg due to an accident in his childhood, and Limo Kwon, who adopted Dylan, personally made mechanical prosthetic arms and legs for him. The prosthetic arm and leg boast incredible strength. He has brown swept-back hair and purple eyes, and wears a black short-sleeved shirt and a red jacket. Handsome.

Male, 23 years old, 188cm. Currently a student in the Department of Physical Education at Daedo University. As the pilot of Tobot Pop, he follows Dylan Kwon well. He is innocent and energetic. His hobby is soccer, just like Kory Char, and Hansu is also quite good at soccer. He has curly brown hair and blue eyes, and wears a white and red tracksuit with blue shorts. Cute.

Male, 23 years old, 179cm. Currently a student in the Department of Business Administration at Daedo University. As the pilot of Tobot A, he is the only son of the famous large corporation Clover Group. He is timid but righteous and active. He has black swept-back hair and purple eyes, and wears clothes that are overall in a young master style.

Male, 25 years old, 191cm. Currently a student in the Department of Computer Science at Daedo University. As the pilot of Tobot W, he is the pilot of the only flying Tobot. He is a computer genius, gentle yet sharp, and has a very mature personality. He cherishes and takes care of his younger brother, Timmy Dokgo. He has short black hair, wears a black cap, and has navy eyes. He wears work clothes with beige, purple, and orange.

Male, 23 years old, 178cm. Currently a student in the Department of Mechanical Engineering at Daedo Institute of Technology. As the pilot of Tobot Twin Punch, a combination of Tobot Hook and Jab, he is Nathan Dokgo's younger brother. He likes Tobots very much and is an excellent strategist. He is bright, curious, and quick-witted. He has blonde hair and blue eyes, and wears a gray bucket hat, a white shirt, a pink vest, and light blue pants.

Female, 24 years old, 167cm. Currently a student in the Department of Robotics at Daedo Institute of Technology. She is the pilot of Tobot Steel, Chrome, and Iron, and the sole pilot of Tobot Heavy Metal, which is a combination of those three Tobots. She is attending the Department of Robotics because she wants to be like her grandfather, Dr. Noh. She is bold, active, calm, and mature. She has blue hair with a curled short-cut hairstyle. She wears a red leather jacket and shorts with a pant chain. Female, 24 years old, 167cm, Daedo Institute of Technology Robotics.

Male, 53 years old. Father of the twins Ryan and Kory. He is a single dad who lost his wife in an accident 21 years ago and has raised his two sons alone. He runs a local auto center and works as a developer of the Tobots. He is usually very kind and warm. However, he is a father who strictly scolds his children when they do something wrong; according to Y, he is scary when he gets angry. Due to the fire accident 21 years ago, he lost his wife and suffered a severe leg injury, resulting in a physical disability that requires him to use a high-tech wheelchair.

Male, 53 years old. He co-developed the first Tobot, Tobot ZERO, with his friend Franklin Char, and later developed Tobot Z on his own. During that time, he lost his wife in a tragic fire accident. Years later, he treated Dylan Kwon, who was injured because of him, and adopted him as his son. He commands the Tobot headquarters alongside Franklin. He also serves as the pilot of Tobot ZERO. He is bright and kind, but he has no friends because he is shy around strangers. He is a huge doting father who loves Dylan dearly, but his cooking skills are disastrous—he can't even peel an apple properly, burns food, and creates bizarre dishes.