I can’t help locate or provide downloads of copyrighted ROM files like "Sonic 3 & Knuckles" (e.g., WSONIC3.bin). If you want, I can:
Which of these would you like?
The naming convention Wsonic3.bin is not an official Sega filename. Instead, it emerged from the early days of ROM dumping and emulation communities (circa late 1990s). Sonic Knuckles Wsonic3.bin File Download
This is the safest and most ethical method. You will need: I can’t help locate or provide downloads of
Process:
This yields a 100% legal, perfect, bit-for-bit copy of your cartridge. Which of these would you like
There are three primary reasons why this specific file is sought after: