Sonic Mania Dev Confirms Involvement With Sonic Origins

Headcannon returns for fourth outing - Headcannon, known for its work on Sonic Mania alongside the mobile versions of Soni

Sonic Mania Dev Explains Origins of Easter eggs - IGN News - IGN

Sonic Origins developer very unhappy with Sega about state of the game

Sonic Central 2023 - Check Out The Trailers & Announcements Here

New Sonic Origins update finally fixes Tails' AI issues

Discuss Everything About Sonic Wiki Zone

Christian Whitehead aka the Taxman confirms Sonic Mania physics were directly ported into Sonic Superstars, Page 2

Sonic Superstars was originally set to be developed by the Mania team, Naoto Oshima now in charge of project, Page 2

Sonic Origins developer 'very unhappy' with how final game turned out - Polygon

Sonic Origins Coin HUD [Sonic Mania] [Mods]

Sonic Origins developer very unhappy with Sega and the final version of the game

Headcannon worked alongside SEGA for release of Sonic Origins Plus - My Nintendo News

Sonic Origins Co-Dev Is Very Unhappy With The State Of The Game

Sonic Year in Review 2022: A Banner Year for a New Generation of Sonic - Features - Sonic Stadium

Why Didn't Sonic Mania 2 Happen? - Game Informer