Sonic 3 director teases that more "new characters" will be introduced at the end of the movie: "It's fun to see the fan debates about who's coming up next"

Keanu Reeves as Shadow in Sonic 3.

Sonic 3 is seemingly following the path laid down by Tails and Shadow's post-credits scene debuts when it comes to introducing fresh faces for its threequel.

Speaking to Entertainment Weekly, director Jeff Fowler opened up on the possibility of bringing in "new characters" for Sonic 3 in a similar fashion to Tails and Shadow joining the cast after popping up in the preceding movie's after-credits stinger.