While the idea of downloading a game that has been shrunk from 1.4 GB to a mere 100 MB sounds appealing, it comes with significant risks. The keyword is a magnet for malicious actors in the emulation community.
If you have standard ISO files, you can compress them yourself using the Dolphin Emulator : Gamecube Games Highly Compressed
: The modern standard for the Dolphin Emulator . It is lossless, supports scrubbing (removing "garbage" data used to fill the physical disc), and allows for high compression without losing game data. While the idea of downloading a game that