Dinosaur Ryuzaki and Esper Roba's Duel (manga) - Yugipedia - Yu-Gi-Oh! wiki

Dinosaur Ryuzaki and Esper Roba had a Duel in the preliminaries of the Battle City tournament.

List of Yu-Gi-Oh! characters - Wikipedia

Katsuya Jonouchi and Dinosaur Ryuzaki's Duel (manga)

Seto Kaiba and the Duel Machine's Duel (manga) - Yugipedia - Yu-Gi

Dark Yugi and Dark Marik's Duel (manga), Yu-Gi-Oh! Wiki

Katsuya Jonouchi and Esper Roba's Duel (manga) - Yugipedia - Yu-Gi

Two-Headed Jackal Warrior (manga) - Yugipedia - Yu-Gi-Oh! wiki

Bonz - Yugipedia - Yu-Gi-Oh! wiki

Katsuya Jonouchi and Esper Roba's Duel (manga) - Yugipedia - Yu-Gi

Ventriloquist of the Dead - Yugipedia - Yu-Gi-Oh! wiki

Katsuya Jonouchi and Esper Roba's Duel (manga) - Yugipedia - Yu-Gi

Yu-Gi-Oh! 5D's - Episode 001 - Yugipedia - Yu-Gi-Oh! wiki

Yu-Gi-Oh! Duel Links (Video Game) - TV Tropes

Portal:Yu-Gi-Oh! manga Duels, Yu-Gi-Oh! Wiki