- Previous: Metal Sonic v3.4
- Next: Metal Sonic v3.6
Metal Sonic v3.5 was first activated after v3.4's death, he teamed up with Mecha Sally
to kill The Royal family. Metal Sonic fought Sonic and Bunnie before attempting to Self-Destruct to destroy the Royal convoy. He was stopped by Antoine but still self-destructed, putting Antoine into a coma.