Some modders have created texture packs and UI mods for God of War: Ghost of Sparta or Chains of Olympus to resemble Ragnarok. They might replace character models or add a “Ragnarok” title screen. While these can be fun experiments, they are the actual PS4/PS5 game. The gameplay, story, and levels remain those of the PSP originals.

The user is likely looking for a ROM of "God of War: Betrayal" on PPSSPP, which is a real game. But they mentioned "Ragnarok," which isn't available for PSP. Need to clarify that. If they're after the main God of War series, it's not compatible with PPSSPP.

: These replace Kratos's original model with his older, bearded appearance from the Norse era. Modified Menus

For PPSSPP, "highly compressed" typically means (Compressed ISO) files. A standard Ghost of Sparta ISO is ~1.5 GB. A good CSO compression (level 9) can reduce it to 600–800 MB with minimal loading time impact.

was developed by Santa Monica Studio exclusively for the PlayStation 4 and PlayStation 5 . The game has a file size of over 100 GB (uncompressed). It utilizes advanced rendering techniques, ray tracing, and complex physics that are impossible for the PSP hardware to handle.

: We do not condone piracy and encourage you to support the developers by purchasing the game on official platforms. This highly compressed PPSSPP version is intended for educational and entertainment purposes only.

Share it with a friend who still believes in fake PSP ports. Have a working download link? Mention it in the comments (without direct URLs) — the community will verify it.