In the context of console game ISOs, "Highly Compressed" usually refers to two methods:

Many websites claim to offer "God of War 1 in 50MB or 100MB." These are frequently fake, clickbait, or contain malware . Legitimate PS2 ISOs that retain the full game experience rarely compress below 1 GB.

, there is a legal pathway:

Open your emulator (e.g., AetherSX2), point it to your BIOS and the folder containing your ISO.

formats, which allow the emulator to read the compressed file directly without extraction. 2. Recommended Emulators for Android To play God of War 1, you will need a stable PS2 emulator. AetherSX2 / NetherSX2