This game, "Fantastic Children," is a Japanese-only release on the GBA. Information regarding its gameplay, developer, and publisher (WRG) is scarce without further research. Given the title, it likely features a different tone and style than the Fantastic Four games, possibly geared toward a younger audience. More information would be needed to elaborate on its gameplay and story.

Fantastic Children (J)(WRG)

Fantastic 4 (E)(Rising Sun)