Here’s a helpful, balanced review of "PES 2009 Become a Legend Editor" (often a fan-made save editor, not an official Konami tool).
You can still find the editor on:
Enthusiasts have even created "combined packs" – a single download containing PES 2009, the latest patch, and the BAL editor pre-configured. Pes 2009 Become A Legend Editor
When the game was current, editors were often simple memory hex editors. Today, the community has streamlined the process. The most common solution for editing PES 2009 saves is a tool simply known as "PES 2009 Editor" (often developed by community legends like w!ld or similar modders). Here’s a helpful, balanced review of "PES 2009
These tools generally allow you to load your OPTION.bin file (the save file containing your BAL data) and manipulate the variables. The Community
You can still find the editor on:
Warning: Always back up your original save file before editing. A corrupted BAL save is a tragedy.
Because PES 2009 is over 15 years old, finding clean downloads can be tricky. Stick to archived forums (PES-Patch.com or Evo-Web.co.uk). Avoid random EXE files from dubious mirror sites. Look for verified ZIP archives.