The series' finale.
In this feature film, the trio of siblings Sonic, Sonia, and Manic embark on one last musical adventure to search for their long-lost mother, Queen Aleena, who had to separate them long ago. At the same time, they encounter new and old allies on their way so they can save Mobius and defeat Robotnik once and for all.
Story added by hisakoshintani18 on November 10, 2025
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