Anniversaries/September 18
From Sonic Retro
September 18 (add)
- 1993 — Sonic the Hedgehog, referred to by fans as "SatAM", premiers in North America with the sixth produced episode "Super Sonic". Issue #9 of Sonic the Comic is released in the United Kingdom.
- 1996 — Issue #41 of the Sonic the Hedgehog comic series by Archie Comics is released in North America. Issue #87 of Sonic the Comic is released in the United Kingdom.
- 2004 — "Pure Chaos", the 27th episode of Sonic X, airs in North America.
- 2007 — Sonic Rush Adventure is released for the Nintendo DS in North America and Europe.