Anniversaries/October 17
From Sonic Retro
October 17 (add)
- 1994 — MTV airs the Rock the Rock television special in North America, a video game competition meant to advertise Sonic & Knuckles.
- 2001 — Sonic the Comic #218 of Sonic the Comic is released in the United Kingdom.
- 2002 — Sonic no Jirai Sagashi Game is released for i-mode 503i compatible phones through Sega's Sonic Cafe portal in Japan.
- 2012 — Issue #241 of the Sonic the Hedgehog comic series by Archie Comics and Issue #45 of Sonic Universe are released in North America. Sonic Generations is made available for digital download on the Xbox 360 in North America and Europe.
- 2015 — "Designated Heroes", the 48th episode of Sonic Boom, airs in North America.
- 2023 — Sonic the Hedgehog: The Official Cookbook, a book, is released in North America and the United Kingdom while Sonic Superstars is released for the PlayStation 4, PlayStation 5, Xbox One, Nintendo Switch, Steam, and Epic Games Store worldwide.