1. Ben 10

Ben 10 follows the adventures of a young boy named Ben Tennyson who discovers a mysterious device called the Omnitrix. This device allows him to transform into various alien creatures. Starring Tara Strong as the voice of Ben, the series is filled with action and humor.

2. Teen Titans

Teen Titans centers on a group of young superheroes, including Robin, Starfire, and Beast Boy, as they battle villains and navigate their personal lives. The show features the voices of Scott Menville, Hynden Walch, and Greg Cipes, and is known for its blend of action and character development.

3. Young Justice

Young Justice focuses on a team of teenage superheroes who are mentored by the Justice League. The series delves into their missions and personal struggles. Starring Jesse McCartney, Nolan North, and Danica McKellar, it offers a mature take on the superhero genre.

4. The Spectacular Spider-Man

In The Spectacular Spider-Man, Peter Parker juggles high school life and his responsibilities as Spider-Man. The show features Josh Keaton as the voice of Spider-Man and is praised for its faithful adaptation of the comics.

5. Avatar: The Last Airbender

Avatar: The Last Airbender follows Aang, the last Airbender, on his quest to master all four elements and bring peace to the world. Starring Zach Tyler Eisen, Mae Whitman, and Jack DeSena, it combines action, humor, and profound storytelling.

6. Danny Phantom

Danny Phantom tells the story of Danny Fenton, a teenager who gains ghostly powers and battles supernatural threats. Voiced by David Kaufman, the series mixes action with teenage drama and humor.

7. Code Lyoko

Code Lyoko follows a group of students who discover a virtual world and fight to protect it from a malevolent AI. The show stars Sharon Mann, Barbara Weber-Scaff, and David Gasman, blending action with science fiction elements.

8. Sym-Bionic Titan

Sym-Bionic Titan is about three alien refugees who pilot a giant robot to protect Earth from their enemies. The series features the voices of Kevin Thoms, Brian Posehn, and Tara Strong, and combines mecha action with emotional depth.

9. Transformers: Prime

Transformers: Prime follows the Autobots as they protect Earth from the Decepticons. With Peter Cullen and Frank Welker reprising their iconic roles as Optimus Prime and Megatron, the series offers high-stakes action and compelling storylines.

10. Max Steel

Max Steel follows teenager Max McGrath and his alien companion Steel as they merge to become the superhero Max Steel. The show stars Andrew Francis and Samuel Vincent, offering a mix of action, humor, and science fiction.

11. Big Hero 6: The Series

Big Hero 6: The Series continues the adventures of Hiro Hamada and his robot Baymax as they protect San Fransokyo. Starring Ryan Potter and Scott Adsit, the series is filled with action, heart, and humor.

12. Static Shock

Static Shock follows Virgil Hawkins, a teenager who gains electromagnetic powers and becomes the superhero Static. Voiced by Phil LaMarr, the series addresses social issues while delivering thrilling superhero action.

13. The Legend of Korra

The Legend of Korra is a sequel to Avatar: The Last Airbender, focusing on the new Avatar, Korra, as she faces political and spiritual challenges. Starring Janet Varney, the series blends action with deep thematic elements.

14. Ultimate Spider-Man

Ultimate Spider-Man follows Peter Parker as he trains to become the ultimate superhero under the guidance of S.H.I.E.L.D. Voiced by Drake Bell, the series combines humor, action, and character development.

15. Wolverine and the X-Men

Wolverine and the X-Men follows Wolverine as he leads the X-Men to prevent a future catastrophe. The series features the voices of Steve Blum, Nolan North, and Fred Tatasciore, offering intense action and character-driven stories.

16. Iron Man: Armored Adventures

Iron Man: Armored Adventures reimagines Tony Stark as a teenager who builds his own suit of armor to fight villains. Voiced by Adrian Petriw, the series blends high-tech action with the challenges of teenage life.