Ep 30. The Darkness Returns, Part 3

Seto Kaiba and his brother Mokuba Kaiba were trapped in the darkness by Marik Ishtar. Meanwhile, Yugi, Joey and Tea chased after Marik's brother, Odion, and faced off against him in a Shadow Game.

As the game progressed, Odion revealed the reason behind Marik's malicious actions - he believed that he was the true heir of a powerful Egyptian artifact, the Millennium Rod. Furthermore, Marik had been brainwashed by the dark spirit residing inside the Rod, which sought to reclaim its former power by causing chaos and destruction.

With the help of his friends, Yugi was able to defeat Odion and save Kaiba and Mokuba. However, they still had to face off against Marik and the dark spirit. In a desperate effort to save his brother, Kaiba used his own life energy to destroy the machine that powered the shadow game, causing a massive explosion.

The episode ended with Yugi and his friends fleeing from the site of the explosion, unsure of whether Kaiba had survived. Meanwhile, Marik and the dark spirit vowed to continue their quest for power and domination over the world.

Overall, "The Darkness Returns, Part 3" was a dramatic and action-packed episode that brought several plotlines to a head. It showcased the strong bond between Yugi and his friends, as they worked together to overcome the challenges presented by Marik and the shadow games. The episode also depicted the tragic sacrifice made by Seto Kaiba, who put his own life on the line to protect his brother and defeat the enemy. Fans of the series will be eagerly awaiting the next installment, to see how the story unfolds and whether Kaiba will return.