Bakugan: Armored Alliance

 The Bakugan: Armored Alliance.

  Second season of Bakugan: Battle Planet. The series follows pre-teens Dan Kouzo, Shun Kazami, Wynton Styles, Lia Venegas, and their dog Lightning. They are known as the "Awesome Ones" and make videos on the website ViewTube. Eventually, they stumble across a race of battling biomechanical creatures called Bakugan. They soon befriend the Bakugan and begin to battle each other with them, all while defending their neighborhood from thugs who use the Bakugan for malicious purposes. (Source: Wikipedia)