Sonic Frontiers is set to feature familiar faces as well as some mysterious new characters, none more so than Sage, whose motives are unknown.
Sonic Frontiers is a step in the right direction - Syn's review - Tails' Channel
Sage, Sonic Wiki Zone
Sonic Frontiers Characters and Voice Actors
Sonic Frontiers Story LEAKS CONFIRMED: Civil War, SAGE, Saving Amy/Tails/Knux, Character Bios, MORE!
The Pros and Cons of Sonic Frontiers' Sage Returning in Later Games
Sonic Frontiers soundtrack, all songs & how to listen to OST
Sonic Frontiers Characters and Voice Actors
Sage (Sonic the Hedgehog), Heroes Wiki
Why Sonic Frontiers' Take on Super Sonic Should Set a New Precedent
Sonic Frontiers – All We Know About the Open-World Game — Games Enquirer
Knuckles Side Story - Sonic Frontiers Guide - IGN
Sonic Frontiers 'The Final Horizon' update launch trailer - Gematsu
Every Character Confirmed for Sonic Frontiers So Far
so where do we go from Sonic Frontiers? Sage's dying breath was pleeing Sonic to look after Eggman, and Eggman still goes onto revive Sage so is Sage gonna be in future