From Sonic Retro
June 19 (
- 1996 — Issue #38 of the Sonic the Hedgehog comic series by Archie Comics is released in North America.
- 2001 — Sonic Adventure 2 is released on the Sega Dreamcast in North America.
- 2003 — Sonic Adventure DX: Director's Cut is released for the Nintendo GameCube in Japan.
- 2007 — Sonic the Hedgehog 2 is released on the Wii Virtual Console in Japan for 600 points.
- 2012 — Sonic Free Riders is made available for digital download on the Xbox 360 in Japan.
- 2013 — Shadow the Hedgehog is released for the PlayStation 3 in Japan. Issue #53 of Sonic Universe and Sonic Saga Series 3: Eggman Empire are released alongside Sonic the Hedgehog Master Collection for the PlayStation 3 in North America.
- 2019 — The Works III, a compilation album featuring a number of live tracks from the Sonic the Hedgehog series, is released on CD in Japan and digitally worldwide.