There are three main reasons millions of gamers search for this keyword daily:

How is this possible? Repackers remove unnecessary data like dummy files, duplicate audio tracks, or pre-rendered videos in lower quality. They then compress the remaining files using brute-force methods. When you extract the game, it rebuilds into a playable ISO or folder structure.

Open your emulator, select "Boot ISO," and navigate to your extracted game folder. The Best Highly Compressed PS2 Games to Start With

: A long-standing favorite in the emulation community known for clean, verified ROMs.