Screenshot of Sonic.EXE: The Game (Windows, 2012) - MobyGames

Virtually Fun, Fun with Virtualization

Sonic Adventure (Dreamcast) - The Cutting Room Floor

Screenshot of Sonic.EXE: The Game (Windows, 2012) - MobyGames

Screenshot of Sonic.EXE: The Game (Windows, 2012) - MobyGames

Screenshot of Sonic.EXE: The Game (Windows, 2012) - MobyGames

Sonic CD (2012) - PCGamingWiki PCGW - bugs, fixes, crashes, mods, guides and improvements for every PC game

Sonic the Hedgehog (16 бит) — Википедия

Horror games of 90s

Sonic Adventure (Dreamcast) - The Cutting Room Floor

Sage Academic Books - An Introduction to Game Studies: Games in Culture

Sonic the Hedgehog 4: Episode II - PCGamingWiki PCGW - bugs, fixes, crashes, mods, guides and improvements for every PC game

Sonic.EXE: The Game screenshots - MobyGames