The original Sonic the Hedgehog for Sega Genesis/Mega Drive first launched in Japan on 23rd June 1991 - 30 years ago to…
Next Generation - Sonic 30 Years Later Comic Dub Compilation
Sonic the Hedgehog celebrates its 30th anniversary today
30 Years of Sonic the Hedgehog SatAM by GuyWalrus1996 -- Fur Affinity [dot] net
Sonic Origins Plus is giving Amy Rose a super form for the first time in 30 years - My Nintendo News
Sonic's 30th Anniversary is the focus of the latest Retro Gamer
Sonic the Hedgehog 30th Anniversary Poster by AlextheStarChild on DeviantArt
Today marks 30 years since Sonic CD came out. : r/SonicTheHedgehog
Official Sonic The Hedgehog 30th Anniversary Statue - Numskull
Sonic the Hedgehog Encyclo-speed-ia: 9781506719276: Flynn, Ian, SEGA: Books
Sonic's 30th Anniversary! by SailorMoonAndSonicX on DeviantArt
Sonic the Hedgehog 30th Anniversary by DCLeadboot on DeviantArt