Zone: 0 > Sonic 1 > Background Information

Sonic Superstars hands on: Sega's new Sonic game is a glossy spin - Polygon

Sonic The Hedgeblog on X: 'Sonic 1 Reverse Curse' (S1 Decomp Mod) by campbellsonic Sonic has been cursed! Now, when he collects rings, his counter counts DOWN instead of up! And if

Sonic Superstars review: fun 2D throwback takes things slow

Sonic 1 levels [Sonic 3 A.I.R.] [Projects]

Sonic Time Corruption - Tropical Trouble Zone by MrLevRocks on DeviantArt

Sonic Origins for Nintendo Switch - Nintendo Official Site

Have A Look At Sonic Mania's Version Of Green Hill Zone - SlashGear

Sonic the Hedgehog 2's Biggest Easter Egg and Other References - IGN

Sonic 1 Special Zone (1991) : r/fakehistoryporn

Sonic the Hedgehog™ Classic - Apps on Google Play

Sonic Origins impressions: Sonic is a burned-out millennial like me - Polygon

Sonic for the Master System - An Oddball Retrospective! - Indie Hive

Scrap Brain Zone - Sonic Wiki - Neoseeker

Sonic The Hedgeblog on X: Early screenshots of Labyrinth Zone in 'Sonic 1′ had a very different background. With the prototype, we can now see that design in its entirely! Via the @