After the defeat of Mechtavius Destroyer, things have never been better on Earth. Bakugan Interspace is running again and better than ever, due to the combined efforts of Marucho and Spectra, who decided to stay on Earth for a while. Dan and Shun are sharing the responsibilties of leading the Battle Brawlers and also share the title of number #1 brawler. It seems as though they have vanished evil for good.