If you are looking for a "highly compressed ISO" for this specific title on PSP, you will likely encounter fake files, malware, or "fan-made" mods of other games (like Syphon Filter
Real game data (audio, textures, video files) can only be compressed so much before performance degrades or data is lost. Tools like KB7Z or standard 7-Zip can compress a PSP ISO significantly, but they cannot shrink a multi-gigabyte modern or homebrew game down to a few megabytes without completely removing the audio tracks, cutscenes, and texture quality. hitman 2 psp iso download highly compressed
Fans using emulators (like PPSSPP) to play the PS2 version on mobile devices, though this is not a native PSP file. "Deep Piece": There is no known If you are looking for a "highly compressed