A: Rumble Racing had no official online mode. However, PCSX2’s NetPlay works perfectly with the compressed CHD for remote co-op.
A: No. A real PS2 cannot read CHD or CSO files. You must use an emulator (PCSX2, AetherSX2). For a real PS2, you need an untouched ISO and a modchip. rumble racing ps2 iso highly compressed better
A: Using 7-Zip on a CHD file, you can reach 242 MB . Any smaller than that and you are deleting the intro movie or downsampling the audio – which is not "better." A: Rumble Racing had no official online mode
A standard 4GB ISO is a relic. A 280MB CHD file is a modern marvel. You can store this game on your phone, your USB stick, or even email it to a friend (please don’t). It loads faster, runs smoother, and retains every crash, boost, and victory dance. A real PS2 cannot read CHD or CSO files