Knuckles showrunner, Toby Ascher, teases the possibility of more Sonic The Hedgehog TV spin-offs.Ascher mentions having a plan for the future of Sonic and expresses excitement about exploring other characters.GamesRadar+ speculates that a show featuring Shadow the Hedgehog may be next in line, considering his upcoming appearances in the live-action films.Keanu Reeves will provide the voice of Shadow in Sonic The Hedgehog 3.