Valley of Secrets Tenkai Knights : Season 1 Episode 9
TV-Y7-FV Cartoon Network 30m int(0)
Aired: October 19th, 2013 @ 12:00 AM EST on Cartoon Network
Commander Beag sacrificies himself the save the Tenkai Knights from falling down, causing them to develop a new Robofusion. They soon find out Beag is trapped in the Valley of Secrets and go to rescue him. They also find the fifth and last Dragon Cube inside the Valley.