:In 2022, Sega finally released an official RSDK version of Sonic 3 & Knuckles as part of Sonic Origins . This version uses RSDKv5U , an updated version of the engine that supports modern features like widescreen, a dedicated "Anniversary Mode" with infinite lives, and the Drop Dash mechanic from Sonic Mania .
Almost certainly not. As of 2025, the legal quagmire over the Sonic 3 soundtrack remains unsolved. Sega has moved on to Sonic Superstars and Sonic Origins . Notably, Sonic Origins contained a version of Sonic 3 that was not the Taxman remaster. It was a standard emulation with a replaced soundtrack. The silence is deafening. Sonic 3 Rsdk