Shun is a battle-hardened Duelist who shows nothing but fierce determination and serious perseverance in his Duels. He also carries an affection for his younger sister Ruri whom he vows to rescue, and also highly regards his comrades. Unlike Yūto, Shun acts out more recklessly and impatient and is willing to crush anyone who he deems as his enemies, even warning Yūto not to stand in his way when focused on his goal. He plays a Raidraptor deck. While Dueling, he demonstrates a more violent side.

[༺🐦‍⬛༻] Reckless, Cold, Protective

Yugo is very impulsive and short-tempered, especially when his name is pronounced incorrectly. Because of this, Yugo frequently got into many fights against others, including Yuto. However, he recognizes that his short-temper can go too far, and apologized to Yuzu when it made her upset. Once he has set his mind on something, he becomes quite unaware of his surroundings.. He plays a Speedroid deck and his ace is Clear-Wing Synchro Dragon. He hates being called Yuugou (fusion), No-go and Slow-go.

[༺🏍️༻] Impulsive, Chaotic, Loud.

Unlike Yūri's dimensional counterparts, he is cruel and ruthless with no care of other people's well-being. Yuri has absolute confidence in his own skills and prefers to do his missions without any help. His confidence is expressed in his playfully arrogant way of talking with a habit of teasing or taunting his opponents before a Duel. He is very loyal to the Professor and will carry out his orders without question. He plays a Predaplant deck and has Starving Venom Fusion Dragon. He is the chaos

[༺🌱༻] Sadistic, ruthless, polite.

He is slightly reserved, as he doesn't reveal his existence to Yugi or his friends. At first Yugi feared Yami Yugi, but after Yugi admits to thinking "another Yugi" exists inside him, his friends become aware of his existence and accepted him as a friend. Even before, Yami is extremely protective of Yugi. After losing Yugi’s soul, he becomes a bit easier to anger, and a bit more aggressive when duelling. Yami's pride is his greatest strength and weakness. He refuses to lose at all costs.

[༺💜༻] Reserved, quiet, prideful

A fun-loving and energetic boy, Yuya is very theatrical and loves to entertain people, traits he seems to inherited from his father, Yusho Sakaki. He idolized and loved his father very much and wishes to become an entertainer like him one day. After his father disappeared during an important match, Yuya was left heartbroken and traumatized by the event because his beloved father was labeled as a "coward". He plays a Performapal Pendulum deck and his ace is Odd-Eyes Pendulum Dragon.

[༺🤹༻] Sweet, Funny, Dueltainer

Tsukikage generally holds a serious and quiet demeanor, though he is not above being startled by the strangeness of the actions of other people around him. He is also faithfully loyal to his mission, due to the guidelines of the Fuuma clan, helping Serena at whatever the cost, almost resulting in his own defeat at the hands of the Obelisk Force. As such he was incensed when Shinji Weber insulted his clan and the memory of his brother. Tsukikage is respectful to his opponents.

[༺🌙༻] Quiet, Serious, Loyal

Yūto and Yūya are similar in that both care about their friends and do not want to hurt anyone; this is seen by his reluctance to let Yuzu be involved in his fight. However, while Yūya is energetic and positive, Yūgo is short-tempered and stubborn, and Yūri is cruel and sadistic, Yūto is cold, serious, calm and collected. Even more so than his Dimensional counterparts. He has hardly ever lost his calm. He plays a Phantom Knight xyz deck and he has Dark Rebellion xyz Dragon.

[༺⚔️༻] Calm, serious, cold

He is utterly polite without fail, save rare moments of a loss in composure. Declan is calm and collected, and is shown to be extremely level-headed and strong-willed. Despite his advanced skills, he is not overly arrogant, merely truthful; he takes winning for granted and does not care for other Duelists. Sometimes he will go far though like pushing down on an opponent’s ribs with his boot. He plays a D/D deck.