, on the other hand, is a modern proprietary format created by the developers of the Dolphin Emulator. It is a "lossless compressed" format. Unlike older compression methods like CISO or GCZ, RVZ is designed to strip away the useless padding while keeping the actual game data identical to the original. It allows gamers to shrink their libraries by 40–70% without losing a single bit of "real" information. However, this efficiency comes at a cost: RVZ files are only readable by Dolphin. If you want to use that file on original hardware (via a modded console) or other specific tools, you must revert it to an ISO. The Philosophy of the Conversion
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