Bakugan: Gundalian Invaders is a tV series anime that premiered in spring 2010, produced by TMS Entertainment.

About the production: the story comes from an original script, there are 39 episodes of about 24 minutes and its current status is "finished".

Its main genres are action, adventure, fantasy and sci-fi, with themes such as Card Battle, Kids, Dragons and Male Protagonist.

On AniList, Bakugan: Gundalian Invaders has an average score of 60%, an average score, and appears on 11,618 users' lists.

The franchise continues in or follows from: Bakugan Battle Brawlers: New Vestroia and Bakugan Battle Brawlers: Mechtanium Surge.

Dan, Marucho, and Shun get caught up in a war between two different alien factions in another universe, and teaming up with three new brawlers: the Neathian, Fabia, the new human, Jake, and the Gundalian, Ren, in order to stop the evil Gundalian Protectors, the Twelve Orders from destroying Neathia, and possibly, Earth. They meet these people by them entering through the virtual reality Bakugan Interspace. The stakes are high! Will the Battle Brawlers triumph, saving the Bakugan once more? (Source: Bakugan Wikia)

Official synopsis from AniList.