This was standard practice for the era. Most AAA sports titles ignored the macOS ecosystem due to the small market share of Mac gamers and the architectural differences in the operating systems. Therefore, there is no ".dmg" file or App Store link to download the game directly. Installing PES 2013 on Mac OS requires "emulation" or "translation" software to bridge the gap between the Windows environment the game expects and the Unix-based environment macOS provides.
To understand why running PES 2013 on a Mac is complicated, we need to look at the history of the platform. pes 2013 mac os
The best part of playing PES 2013 today is the active modding community. You can update the 2012 rosters to the current season with massive overhaul patches. This was standard practice for the era