The Sonic Mania studio helped work on Sonic Origins – Destructoid

There is now a Sonic Mania studio Sonic Origins connection - Headcannon has confirmed their involvement with Origins.

Sonic Frontiers - Wikipedia

Sonic Origins Mania Project Sonic and Sega Retro Forums

The Sonic Mania studio helped work on Sonic Origins – Destructoid

New Game Releases 06/21/22 – 06/27/22 – The Avocado

New Game Releases 06/21/22 – 06/27/22 – The Avocado

Sonic Origins: Definitive or Disaster?

Sonic Mania, Sonic Wiki Zone

Sonic Origins, Sonic Wiki Zone

Sonic Origins Review - Close but no Sonic Mania - Checkpoint

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Sonic Mania – Sonic City Sonic the Hedgehog News, Media, & Community

Sonic Origins Mania Project Sonic and Sega Retro Forums

Sonic Mania – Sonic City Sonic the Hedgehog News, Media, & Community

Namco Your Parents Basement

The studio behind Sonic Mania helped out with Sonic Origins