The patch focuses on delivering the official aesthetic and roster accuracy that was missing at launch:
Enter the . This is not merely a cosmetic update. It is a digital restoration project, a historian’s toolkit, and a nostalgic trip back to the 2008-2009 football season—arguably one of the most dramatic and talent-rich seasons in modern football history. Pes 2009 Original Season Patch
You might ask: Why stop at 2008/09? Why not 2006/07 or 2009/10? The patch focuses on delivering the official aesthetic