Sonic Heroes — Ps3 Pkg

A (pronounced "package") is the standard installation format for the PlayStation 3. When you download a game, DLC, or update from the PlayStation Store, the system retrieves a .pkg file, then installs it to the internal hard drive.

Sega never officially released Sonic Heroes as a downloadable PS2 Classic on the PlayStation Store for the PS3. Sonic Heroes Ps3 Pkg

If you have a backward-compatible PS3, skip the PKG and use your disc. If you own a standard PS3 (CECHG through CECH-4300) and you are willing to tinker, creating your own Sonic Heroes PS3 PKG is a rewarding weekend project that breathes new life into a 20-year-old classic. A (pronounced "package") is the standard installation format