From Sonic Retro
August 12 (
- 1968 — Kōji Yusa, the Japanese voice of Shadow the Hedgehog, is born.
- 1998 — Issue #136 of Sonic the Comic is released in the United Kingdom.
- 2009 — Issue #203 of the Sonic the Hedgehog comic series by Archie Comics is released in North America.
- 2014 — Adventures of Sonic the Hedgehog episodes are uploaded to YouTube for free from WildBrain worldwide.
- 2015 — Issue #275 of the Sonic the Hedgehog comic series by Archie Comics is released in North America. Sonic Boom 02 - La machine à gaffes is published in France.
- 2017 — "Three Men And My Baby!", the 92nd episode of Sonic Boom, airs in North America.