Investigator (調査員; chousain) is a family in the Battle Spirits trading card game. The Investigators are present in the flavor texts of the Ultimate Battle Saga, and they are spread over all colors. They premiered in BS25, however it was not until BS29 when the majority of the Investigators were released.

All Investigators have a cost of 3, and besides The Investigator Asia and The InvestigatorTrainee Lolo, all other Investigators have one cost reduction symbol of each color.

Also, their names are derived from our world's region/continents:

Also see:

List of Investigators

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