Super Royals to the Rescue

 is the thirtieth episode of "Backyardigans x Frontyardigans" written by Hornean.

Summary
A giant robot which is driven by the evil Dr. Cow is threatening Netopolis. It's up to the team of superhero siblings called the Super Royals to save the day.

Characters

 * Austin (Mayor Austin/Prince Incredible)
 * Uniqua (Photographer Uniqua/Princess Stretchy)
 * Sophie (Papergirl Sophie/Princess Speedy)
 * Henwen (Journalist Henwen/Princess Hidey)
 * Moe (Dr. Cow)
 * Andrew (Police Chief Andrew)
 * Pablo (Fire Chief Pablo)
 * Thomas (Police Officer Thomas)
 * Victor (Fireman Victor)
 * Tasha (Assistant Tasha)
 * Martin (Anchorman Martin)
 * Denise (Newspaper Editor Denise)
 * Tyrone (Henchman Tyrone)
 * The Narrator (voiced by Liam Neeson)