Lock Sonic & Knuckles onto Sonic 3 within the emulator → that’s the bin file experience.
Further research could involve:
Download a utility like or use an online "S3&K Merger." sonicknuckleswsonic3 bin file better
If you own the original cartridges, you can create this file yourself: Lock Sonic & Knuckles onto Sonic 3 within
To take your experience further, I can help you optimize your setup. sonicknuckleswsonic3 bin file better
It is important to note that downloading ROM files for games you do not own is generally considered copyright infringement in many jurisdictions.