Anniversaries/June 4
From Sonic Retro
June 4 (add)
- 1997 — Issue #4 of the comic series Knuckles the Echidna is released in North America.
- 2008 — Volume 7 of Sonic the Hedgehog Archives is released in North America.
- 2012 — Sonic the Hedgehog 4 Episode II is released for Android tablets in North America, Europe, and Australia.
- 2014 — Issue #64 of Sonic Universe is released in North America.