Anniversaries/August 4
From Sonic Retro
August 4 (add)
- 1999 — Issue #29 of the comic series Knuckles the Echidna is released in North America.
- 2004 — Issue #139 of the Sonic the Hedgehog comic series by Archie Comics is released in North America.
- 2008 — The Sega Master System version of Sonic the Hedgehog is released on the Wii Virtual Console in North America.
- 2010 — Issue #215 of the Sonic the Hedgehog comic series by Archie Comics is released in North America.
- 2019 — "Let's Meet Sonic", a special crossover episode of OK K.O.! Let's Be Heroes, airs in North America on Cartoon Network.