Dan Kuso's life changed one day when random cards started falling from the sky. Some kids invented a new game with them called Bakugan. It's not an easy game when a Bakugan Brawler named Masquerade uses his Doom Cards to send defeated Bakugan to the Doom Dimension. Together with Runo Misaki, Marucho Marokuro, Julie Makimoto, Shun Kazami, and Alice Gehabich, they form the Bakugan Battle Brawlers which leads to their fights against Masquerade, Hal-G, and the Bakugan Naga for the fate of Vestroia...
