Season 4 is the fourth season of The Backyardigans. This season contains nineteen episodes. It began with the episode Robot Rampage on October 1, 2009 and ended with The Tale of the Not-So-Nice Dragon on May 3, 2010, but December 16, 2012 in the US.                                                                                                                                                                

Character debutsEdit

This season introduced one major character, Robot Roscoe, and many minor characters.

Minor character debutsEdit

• Santa Claus
• Robot Roscoe
• Rex Robot
• Robot Reba
• Robot Ripley
• Robot Racquel
• Windy
• Maverick
• Polka-Dotted Pony
• Aliens
• Blaarg
• Hugs
• Asian Elephant
• Elephants
• Sea Monster
• Not-So-Nice Dragon

EpisodesEdit

20 episodes aired during the fourth season of The Backyardigans.

1. Robot Rampage
2. Catch that Train!
3. Attack of the 50 Foot Worman
4. Dragon Express
5. Flower Power
6. The Funnyman Boogeyman
7. Follow the Feather
8. Break Out
9. The Action Elves Save Christmas Eve
10. Los Galacticos
11. For the Love of Socks!
12. The Flipper!
13. Elephant on the Run
14. The Magic Skateboard
15. Pablor and the Acorns
16. Super Team Awesome!
17. The Big Dipper Diner
18. The Amazing Splashinis
19. The Tale of the Not-So-Nice Dragon