This is the list of characters in the Yu-Gi-Oh! GX animated series. The official English anime and the English manga by VIZ Media have changed the names of the characters.

Main characters

Recurring characters

Antagonists

The Shadow Riders

The Shadow Riders / Seven Stars Assassins (セブンスターズ刺客) are composed of seven duelists and their leader of varying origins and backgrounds who each have their own agendas. The Shadow Riders are intent on resurrecting the Three Sacred Beasts (Phantom Demons in the Japanese version).

Society of Light

The Society of Light (光の結社) is a cult led by the alien-influenced Sartorius, the Society of Light's legion of followers dedicate themselves to worshipping the Light of Destruction, and are intent on cleansing the Earth of its deficiencies.

Martin Empire

Minor characters

Duel Monsters

Several Duel Monster spirits not directly linked to the main cast appear throughout the series.

Season 1

Season 2

GX Pro League duelists

Several Pro League duelists are invited by Chancellor Sheppard to participate in the GX tournament.

Season 3

Season 4

Senrigan Group

The Senrigan Group is a powerful corporation that sponsors Aster Phoenix. The Group manufactured the ultimate D card Destiny End Dragoon for Aster, and when it was thought stolen his career was threatened. However, when the Group later recovers the card, they agree to continue funding Aster.

Manga

Other characters from Yu-Gi-Oh! Duel Monsters