Voltron: Legendary Defender

Legendary Defender centers on five Earth teenagers — Keith, Lance, Hunk, Pidge and Shiro — who are thrown into the middle of an intergalactic battle and become the last line of defense for Arus and other planets against an evil alien force led by King Zarkon.

Note: The first episode is 68 minutes long and the rest of the episodes are 23 minutes long.