What's Wrong with Sonic Frontiers: The Final Horizon?

The third and final update for the open-world Sonic game. Spoilers Ahead.

Sonic Frontiers Final Horizon by GlitchyKid on Newgrounds

Sonic Frontiers “The Final Horizon” Update Is Now Available For Free - GamerBraves

The Final Horizon Logo in Sonic Frontiers [Sonic Frontiers] [Mods]

Sonic The Hedgehog - You can enjoy all the new music from Sonic Frontiers: The Final Horizon now on your favorite digital service! ▶️

Sonic Frontiers The Final Horizon is INSANE

Sonic Frontiers Releases Comic-Style Video For Final Horizon Update

SPEEDRUN. THE FINAL HORIZON Hard Mode 100% Walkthrough - Sonic Frontiers

Sonic Frontiers: The Final Horizon Review - Noisy Pixel

Looks like the Final Horizon content is an option you're presented with right before the Supreme fight. : r/SonicFrontiers

What's Wrong with Sonic Frontiers: The Final Horizon?, by Travis Vuong