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There is an unused music track which would have played as the player selects their rival. It most likely went unused in the final game due to how quickly the player can go through the character/stage/difficulty select menus to start playing the game.
Sonic Rivals - Rival Select:
https://www.youtube.com/watch?v=6j__PVOUjmM
Evidence that the track is not used in the final game:
https://www.youtube.com/watch?v=LrOjvLXD4YU
https://www.youtube.com/watch?v=6j__PVOUjmM
Evidence that the track is not used in the final game:
https://www.youtube.com/watch?v=LrOjvLXD4YU
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The card for the Coconuts enemy is misspelled as "Coconut".
subdirectory_arrow_right Shadow the Hedgehog (Game)
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Maria’s card in Sonic Rivals uses an image from a deleted scene in Shadow the Hedgehog where her death is shown in more detail.
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