Changes

** [[Leonidas]]: The [[Bakugan]] the player ends up with after battling against [[Shuji]] in the beginning of the game. It is later revealed that he was born in the [[Doom Dimension]].

** [[Omega Leonidas]]: Leonidas' evolved form. He now has sharper claws and wings and is strongest [[Bakugan]] in the game. He has the powers of [[Drago]], [[Skyress]], [[Gorem]], [[Tigrerra]], [[Preyas]], [[Angelo/Diablo Preyas]], and [[Battle Ax Vladitor]] (after he fades away and comes back).

** [[Vladitor]]: Marduk's [[Guardian Bakugan]].

** [[Battle Ax Vladitor]]- Vladitor's evolved form. He has improved strength and fights with an axe. His power comes from the [[Silent Core]]'s negative energy.