Nightmare in Doomsville.The brawlers reunite with Dan and Drago and as they are wondering how to get back home from the Doom Dimension the six bakugan who were watching the brawlers appeared. The six bakugan introduce themselves as Pyrus Apollonir, Haos Lars Lion, Aquos Frasch, Subterra Clayf, Ventus Oberus and Darkus Exceedra. Drago recognizes them as the six ancient warriors who saved Vestroia in the past. When the brawlers demand to know what the ancients what they explain that they are searching for new warriors to save Vestroia from total destruction. The ancients say that they want Dan and the brawlers to become the new warriors and that if they do the ancients will help them escape from the Doom Dimension. But there is a condition, the brawlers must face the ancient warrior of their attribute in battle...and win or else they will remain in the Doom Dimension forever. The brawlers agree but Dan adds to the stakes saying that if they win all of the bakugan trapped in the Doom Dimension will be freed. The ancients agree then in a flash of light they separate the brawlers sending them in different directions with julie and Gorem being the first to be tested. When Julie wakes up she finds herself in her house with her sister Daisy and Tom, who is really Clayf. The battle begins with Julie facing off against Daisy, who has Clayf...