To convert an RVZ file back to an ISO format, the most direct and reliable method is using the Dolphin Emulator, as RVZ is its proprietary lossless compression format. Method 1: Manual Conversion via Dolphin Emulator
Tools needed for conversion
The latest dolphin-tool now verifies the Redump checksum during conversion, ensuring your ISO is bit-perfect. convert rvz to iso upd
Once you have the ISO, “upd” can mean: To convert an RVZ file back to an
Converting to ISO is often a necessary "update" for users moving beyond the desktop environment. To burn games to physical discs for use on original hardware
Apply to ISO → output is a modified ISO.