Sonic Chaos - Gigapolis Zone (Master System)

Sonic Chaos - Turquoise Hill Demo

Sonic Chaos - SteamGridDB

Sonic Chaos (Jun 30, 1993 prototype) - Hidden Palace

Sonic Chaos Review - IGN

Prerelease:Sonic Chaos (Sega Master System) - The Cutting Room Floor

Sonic Chaos - TecToy

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

12 best Master System games, from Sonic to Out Run

Sonic the Hedgehog Chaos for Sega Master System - Sales, Wiki, Release Dates, Review, Cheats, Walkthrough

New additions to my growing Sonic collection! Brazilian version of Sonic 1, Sonic Chaos and Sonic Blast for the Master System. More on the way :) : r/SonicTheHedgehog