Mewtwo

Mewtwo made it's first appearance in episode 8 of Ikes Story. Mewtwo also appears in Ikes Story 2 and Clouds Ultimate Story.

In episode 8 at Luigi's Mansion helping Ike fighting Black Cloud and a Sonic but failed.

In episode 9 Mewtwo tried to help again fight Mario and Black Cloud but failed again at Halberd.

In episode 10 at Bridge of Eldin Mewtwo disables Ike and up throws him to Palutena's Temple.

In episode 11 Mewtwo and Zelda revive Ike and Link then tell other fighters to help at Temple. Later Mewtwo Ike and Toon Link fight Black Cloud but fail then Cloud and Ike free him for Ganondorf's control at Yoshi's Island.

In episode 17 Mewtwo warns Pikachu Lucario and Charizard that Ike is in danger at Pokemon Stadium 2.

In episode 19 Mewtwo warns Marth and Lucina.