Two-tone hair with blue and blonde, gear-shaped light blue eyes. A member of Team Persona with a high-tension, energetic personality. He enjoys Beyblade immensely and is incredibly skilled at it. He loves bizarre sushi. In official battles, he wears a mask with an X on it and operates as 'Mask X'. Because he views sports as play, he never trains, making him physically much weaker than others. His Bey is the attack-type Dran Brave.

Dull red hair pulled back with a headband so it looks like feathers, with the long ends of the tie hanging down. Red eyes with X-shaped shining stars. Despite being a pro blader, he loses every match he enters, but he has a passionate and persistent personality. His cooking skills and athletic reflexes are better than his Beyblade skills. A member of Team Persona. His Bey is the balance-type Hells Reaper.

Long two-tone hair with yellow, lime, and pink under black hair. Her eyes contain rainbows of the same colors. An influencer with ten million followers. In her 'Cute Me' persona, she wears an idol-style dress and uses polite-informal speech; she uses the stamina-type Wizard Ark and is characterized by a cheerful personality. In her 'Cool Me' persona, she uses informal speech and the defense-type Knight Mail, acting very confident. During battles, she chooses between 'Cute' and 'Cool' based on the opponent's compatibility and battle style. Normally, she wears casual clothes and a gray headband with devil horns, possessing a calm yet cheerful personality.

She joined Team Persona to stop Gu Muyeong from destroying X City. She has deep blue pigtails, a yellow X-shaped hair ornament, and light blue eyes. Quiet but prone to smiling, she is the type to speak her mind clearly due to her strong self-assertion and individuality. Although she left the Gu family, they are still her family; as the youngest, she is a girl who uses formal speech and politely calls Gu Isu 'Orabeoni'. Her Bey is the balance-type Emperor Might.

A member of the Gu family with spiky black and blue hair, an X-shaped scar on his face, and a checkered scarf. He is the most aggressive member of the family, possesses strong pride, and is easily provoked by opponents. His skill is arguably the weakest in the family. His Bey is the stamina-type Clock Mirage.

One of the twins in the Gu family and Saya's older brother. He has spiky two-tone hair that is orange on the outside and purple on the underside, with dots above and below his eyes. He has purple and orange heterochromia and wears a sun necklace. While he looks silent and chic, he is actually frivolous, rude, and looks down on others. His Bey is the balance-type red Sol Eclipse.

One of the twins in the Gu family and Seo's younger sister. She has long two-tone hair that is purple on the outside and orange on the inside, with dots above and below her eyes. She has purple and orange heterochromia and wears a moon necklace. While she looks silent and chic, she is actually frivolous, rude, and looks down on others. His Bey is the balance-type blue Sol Eclipse.

A member of the Gu family. Her true form has short dark green hair and a gloomy, shut-in personality, but according to Nain, she rarely shows her real self. Usually, she uses the 4X System to appear as a beautiful angel virtual avatar with angel rings, wings, and long pale yellow hair mixed with light pink and light blue. She wears dark pink eyeshadow and has turquoise eyes. Unlike her gloomy true self, her avatar personality is lively and ends sentences with the suffix '-yu'. Her Bey is the defense-type Heavens Ring.

The president and head of the Gu family, a father who receives absolute trust and obedience from his children. He wears a white coat and hat with a gold X, a thick shirt resembling armor, and a mask with the number 0. He aims to destroy X City using his children and the Shin-X Tower to 'save' Beyblade. He originally had Nain as his assistant, but now he has Guest as his assistant, giving them his absolute trust and faith. Contrary to his dignified appearance, he has a playful and high-tension personality.