God+of+war+iii+remastered+ps4+pkg+repack

A typically means the original PKG has been modified to reduce file size or merge updates. For God of War III Remastered :

The God of War III Remastered PS4 PKG Repack is a modified version of the original game package file that has been re-created using various tools and techniques. While repackaged PKG files can be convenient for users, they may also pose risks, such as: god+of+war+iii+remastered+ps4+pkg+repack