In emulation and preservation circles, a "repack" refers to an ISO (disc image) file that has been compressed using advanced algorithms (like WinRAR, 7-Zip, or specialized tools like PCSX2's built-in compression) to reduce file size. The original is approximately 2.8 GB to 3.2 GB . A highly compressed repack can shrink that down to anywhere between 300 MB and 700 MB .
WWE SmackDown vs. Raw 2011 : The Final PS2 Masterpiece WWE SmackDown vs. Raw 2011 wwe smackdown vs raw 2011 ps2 iso highly compressed repack
The PS2 cannot run ISO files natively from a hard drive (unless modded). You need an emulator. WWE SmackDown vs Raw 2011 PS2 ISO Highly