Ben 10: Missing Pieces/General Info

Overview
Ben 10: Missing Pieces depicts some events that occurred prior to Protector of the Omniverse, mostly showing how they played out differently compared to the canon timeline.

Art Style
The series uses the same art style and color palette as Generator Rex, though certain character designs may resemble designs in other art styles.

Trivia

 * The series was originally meant to be Season 0 of Protector of the Omniverse, but this was changed once Ulti remembered there already was a Season 0 of the series, which contained all episodes written prior to its reboot in 2016.