If you want to track down these files safely, look for dedicated PlayStation preservation index sites or community-driven game modification forums. To help you get exactly what you need, let me know: Are you playing on or Real PS2 Hardware ?
Some purists argue that using a full save file "ruins" the game. In the case of Saint Seiya: The Hades , this is not true. Here is why the full save actually enhances the experience: saint+seiya+the+hades+ps2+save+data+full
Search for a trusted ROM/PS2 save repository (like GameFAQs or The Iso Zone). Look for a file named BESLES-5494900 (European) or BASL-35214 (Japanese). Ensure the file is labeled "MAX" or "FULL." If you want to track down these files
: Insert the USB drive and your PS2 memory card into the console, then boot uLaunchELF. In the case of Saint Seiya: The Hades , this is not true