Yu-Gi-Oh 1.5

This arc is set in between the end of Season 5 of the original series and the start of Season 1 of Yu-Gi-Oh GX, It follows the adventures of Gerald Sheridan, a character who shares many similar traits to Seto Kaiba but unlike Seto Kaiba, he is not cold hearted, well sometimes he can appear so.

He establishes himself as Seto Kaiba's rival early in Season 1 by defeating him in a 1v1 duel at KaibaLand, this establishes Gerald as the second rival Kaiba has, next to Yugi Muto. Yugi on more than one occasion has given Gerald praise for his dueling skills and being able to keep calm even when the odds are against him.

As the series progresses, Kaiba hosts many tournaments trying to prove he is the number one duelist, but is defeated by Yugi Muto in the finals, Gerald manages to get to the semi-finals, but ends up loosing to Yugi.

In Season 2, Kaiba hosts a card creation contest, to which Gerald makes his dream ace card "Starlight Pheonix Dragon", It never won, but caught the attention of Maximillion Pegasus who took it upon himself to make the card a reality, During this time, Aliya Dior, has been corrupted by Zorc Necrophades via the darkness in his heart, and has used Penalty games, much like those used by Yugi in Season 0 of the original anime, however these penalty games were if you loose, your permanantly sent to the Shadow Realm, Gerald Defeats him with the help of his new ace card "Starlight Pheonix Dragon".

In Season 3, Gerald accidentally teleports into the future, sometime when Vrains takes place, his ace card "Starlight Pheonix Dragon" becomes a Synchro monster after dueling the main protagonist of Vrains, He is stuck in this timeline for half of the season before he get transported back into his own time, his ace card then dissapears as Synchro cards do not exist in his period of time, the final half of Season 3 he finally wins a KaibaCorp Tournament, and moves to Fenrir City, to pursue a career in making art for cards.