A mysterious Bakugan player named Masquerade, who is ranked at #1 on the list of Bakugan players, is stealing Bakugan from players worldwide. Dan makes an open challenge to Masquerade, and loses two of his Bakugan to this mysterious player, thanks to a Doom Card, which makes a Bakugan disappear forever. Dan is lucky enough to not lose Drago, but might if he loses to Masquerade again.
Eri Sendai
Runo Misaki
Mamiko Noto
Alice Gehabich
Keiji Fujiwara
Dorago
Chihiro Suzuki
Shun Kazami
Yu Kobayashi
Dan Kuso
Risa Mizuno
Julie
Ryo Hirohashi
Marucho Marukura
Atsushi Ono
Tigres
Ayumi Tsunematsu
Miyako Kūsō
Eiji Miyashita
Preyas
Hideyuki Umezu
Naga
Hiroki Yasumoto
Golem
Kiyotaka Furushima
Billy
Fuyuka Ono
Shōko Marukura
Masaharu Satô
HAL-G
Nao Takamori
Wyvern
Soichiro Hoshi
Joe
Takayuki Kondo
Shinjirō Kūsō
Yuichi Nakamura
Captain Elright
