Classic Sonic 3D Adventure Windows, Mac, Linux game - IndieDB

Sonic and Tails take on a new adventure and experience from the norm. In objective to stop Eggman to take control over all the flickies is this unusual world. Dr. Robotnik latest evil device suck Sonic and Tails to some other dimension taking everything

Get Linux supported Classic Sonic games before being delisted in 20ᵗʰ May 2022 : r/linux_gaming

Classic Sonic 3D Adventure Windows, Mac, Linux game - IndieDB

Treasure Huntress: Super Sapphire Sisters Windows, Mac, Linux, Web, iOS, Android, Metro, XONE, X360, XBOX, VITA, WiiU game - Mod DB

Sonic Classic Adventure (Demo) – Walkthrough – Fan Game

Sonic 3D in 2D by Sotaknuck

Classic Sonic 3D Adventure Windows, Mac, Linux game - IndieDB

Classic Sonic 3D Adventure Windows, Mac, Linux game - IndieDB

Paladin's Passage Windows, Mac, Linux game - ModDB

Classic Sonic 3D Adventure Windows, Mac, Linux game - IndieDB

Sonic The Hedgehog 3D v0.3.1 (Windows) file - IndieDB

Sonic Mobian Rush Windows game - IndieDB