"Maybe we should explore that in the movie sometime, the fact that Tails is immortal." That's almost consistent with the lore of the broader franchise, outside of the Game Gear version of Sonic 2 ...

Sonic The Hedgehog 3 featured some big moments for Tails the Fox, and that's why his voice actor would love a spinoff!

Sonic the Hedgehog 3 actress Colleen O'Shaughnessey has shared her enthusiasm for a potential spin-off centered around Tails.