To understand how to modify the game's audio, you first need to know where it lives. All of Assassin's Creed II 's voice and sound effect data is stored in .pck files, which are proprietary archives used by the game's audio engine. You can find these files in your game's installation folder by navigating to the following directory:
A complete English sound pack for AC2 is usually several gigabytes. If the download is only a few megabytes, it is likely fake. Conclusion assassin 39s creed 2 soundsengpack repack download