You can choose whether the Insta-Shield and elemental shields behave like they did in the standalone Sonic 3 or the later Sonic & Knuckles .
Head to the Sonic 3 Complete website.
The Ultimate Guide to Sonic 3 Complete Customizer: Building Your Perfect Genesis Experience sonic 3 complete customizer
The Customizer is a web-based or executable tool that generates a customized .bin ROM file based on your specific preferences. Instead of forcing a "one-size-fits-all" patch, the developers created a modular system where you toggle features on or off. Key Customization Categories 1. Gameplay Mechanics & Physics You can choose whether the Insta-Shield and elemental