You can still play online via the Archstones private server by configuring the network settings in RPCS3. 2. On PS3 Hardware (CFW or HEN)
Finding a digital copy of the original 2009 cult classic can be a hurdle, but using a file is the standard way to play this masterpiece on modern emulators or modified hardware. Unlike physical disc images (ISOs), PKG files are digital "package" formats originally used for PlayStation Network (PSN) content, making them highly compatible for digital-only setups. Understanding the PKG Format demon souls ps3 pkg
Digital PKGs usually require a corresponding .RAP file (a digital license) to unlock the game content. How to Install Demon's Souls PKG You can still play online via the Archstones