Somewhere at Sonic Team is a whole "roadmap of Sonic titles," says head honcho Takashi Iizuka, and the devs "think about which game to release in which year"

Sonic Team head Takashi Iizuka has explained how the studio plans out the releases of Sonic games on a roadmap internally.
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Sega Reveals Which Sonic the Hedgehog Games are Canon With New Timeline

Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook sonic adventure 2 is set in the franchise’s modern era Since this timeline has not been officially ...

Sonic Racing: CrossWorlds has Sega's "secret sauce" thanks to the devs combining "the essence" of multiple other "legendary" racing games like OutRun and Initial D

All in all, Kohayakawa summarizes that "Sonic CrossWorlds has the secret sauce of Sega. It extracts and combines the essence ...