These ISOs are notoriously finicky. Because data has been shifted to accommodate compression, you may encounter "Black Screen" bugs or crashes during specific level loads (especially the Icarus or Phoenix sequences). Hardware (OPL/FreeMcBoot):
This is a version of God of War 2 for PS2 emulators (PCSX2) or real PS2 consoles with OPL/USB/HDD. The game has been converted to CSO (compressed ISO) or archived with maximum ZIP/7z compression to reduce file size while maintaining playability.
: Many "highly compressed" files are simply standard ISOs packed into 7z or RAR archives. They stay small while downloaded but expand back to ~7.8GB once extracted for play.
Before downloading, it is crucial to understand what compression means in the context of PS2 emulation.