into the Retro Engine (RSDK). It is often used for fan remakes and mobile porting experiments. The Best Alternative: Sonic 3 A.I.R.
Replaces old-school password systems with intuitive save slots. 🚀 Fun Fact: The "RSDK" version used in Sonic Origins Sonic 3 Rsdk
: It features Amy as a playable character, drop dash mechanics, and high-definition cutscenes. into the Retro Engine (RSDK)