. This is the same engine used by Christian "Taxman" Whitehead for the official 2011–2013 remasters of , as well as the critically acclaimed Sonic Mania
However, a more literal Sonic 3 RSDK project does exist: a fan recreation using the actual Retro Engine (version 4 or 5) extracted from the mobile Sonic 1 and 2 APKs. This is sometimes called or S3RSDK . Sonic 3 Rsdk
Features a fully functional Lock-On Blue Spheres game and a recreated title screen. Project Status and Technical Details Features a fully functional Lock-On Blue Spheres game
It is impossible to discuss this project without comparing it to Sonic Mania . Many forget that Mania was built on a modified version of the same RSDK engine. In a way, Sonic 3 RSDK is the "lost sequel" to the mobile remasters. In a way, Sonic 3 RSDK is the
: Includes new animations (e.g., Sonic sleeping when idle), refreshed graphics for Dr. Eggman, and semi-transparent trails for Hyper forms. The "Music Problem"
Because the game uses the engine, it is highly compatible with community-made mods. FLYING Hyper Sonic Tutorial in Sonic 3! - Sonic Origins