– Drop-dash (from Sonic Mania ), time attack with ghosts, optional elemental shields for Knuckles, and level transitions that respect the lock-on technology.
Sonic 3 & Knuckles is a classic Sega Genesis game that has been reverse-engineered using the Retro Studio Development Kit (RSDK). This open-source project allows developers to modify and enhance the game using modern tools and techniques. Sonic 3 Rsdk