This document refers to a collection of cheat codes (PNACH format) designed for the PCSX2 emulator. The "International" version of Final Fantasy X is distinct from the standard Japanese release (SLPS-25000) and the US release because it includes additional content, such as the Dark Aeons and Penance, making these specific codes highly sought after.
When extracting codes from a shared Google Doc, you often see raw hexadecimal. Here is the standard formatting for a PNACH file for : This document refers to a collection of cheat
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