Sonic Frontiers first gameplay reveals its open world - Polygon

Sonic Frontiers is a new mainline open-world 3D Sonic game from Sega. On Wednesday, the team released extended gameplay footage of the game showing Sonic exploring a sparsely populated island.

Sonic Frontiers, Sonic Wiki Zone

Sonic Frontiers Official Website

The Plot Synopsis For Sonic Frontiers Has Been Revealed

An Official Web Domain For “Sonic Frontiers” Has Reportedly Appeared – NintendoSoup

Sonic Frontiers hands-on: The massive change that 3D Sonic games needed

Sonic Frontiers Gameplay First-Look Teaser Revealed

Sonic Frontiers - Gameplay Part 1! Open World Exploring, Boss Fights, Cyberspace, Combat & More!

How Sonic Frontiers Brings Sonic Into An Open World - Developer Interview

The Blue Blur Goes Open World in Sonic Frontiers - Hardcore Gamer