Name: Ryan Yuki
Age: 15
Dorm: Slifer Red (in the beginning), Ra Yellow (after the promotion exam)
Family: Kasumi Yuki (younger sister)
Appearance: Short black hair and green eyes
Primary Deck: Elemental Heroes
Secondary Decks: Graveyard Dragon Power, Blackwings.
Special Skills: Engineering and Strategizing
Quirks: A dark red dragon-shaped birthmark on his left arm since birth. Also possess the ability to sense Duel Spirits.