Anniversaries/October 28
From Sonic Retro
October 28 (add)
- 1994 — Sonic & Knuckles is released for the Sega Mega Drive in Japan.
- 1995 — Issue #64 of Sonic the Comic is released in the United Kingdom.
- 1998 — Issue #66 of the Sonic the Hedgehog comic series by Archie Comics is released in North America.
- 2015 — Issue #81 of Sonic Universe is released in North America.
- 2017 — "Eggman Family Vacation", the 101st episode of Sonic Boom, airs in North America.
- 2020 — Sonic the Hedgehog Throwback Collection Vol.2, an EP, is made available digitally on streaming services in Japan.