He opened a dusty forum thread from 2013: “PES 2013 IMG File List – Complete Reference” . There it was:

| Extension | Description | | :--- | :--- | | .bin | Most common – can be model, texture, or data. Requires specific editors (e.g., for player data). | | .dds | DirectDraw Surface – texture images (kits, faces, boots). Editable with Photoshop + NVIDIA plugin or GIMP . | | .adx | Audio commentary/chants. | | .str | Text strings (menu names, player names). |