Finding PlayStation 2 games under 100MB is rare because the console primarily used 4.7GB DVDs. However, some early titles and "budget" releases were published on CDs (700MB) and can be highly compressed to fall under the 100MB mark when using formats like .7z , .chd , or specific "rip" versions that remove non-essential data like FMV cutscenes or dummy files.
The magic of the PS2 wasn't the file size—it was the gameplay. Even a 90MB fighting game still contains the same frame data, combos, and joy as the original disc. Highly Compressed Ps2 Games Under 100mb
While the allure of a 50MB version of a major game is strong, there are significant downsides to consider: Top PS2 Games Highly Compressed ( Finding PlayStation