The term "exclusive" in the search keyword refers to the fact that this installation method is exclusive to . You cannot simply drag a PKG and RAP onto a stock PS3. You need custom firmware (CFW) or HEN (Homebrew Enabler) to bypass Sony’s signature checks and activate the RAP file via tools like PSNPatch or ReactPSN.
of the PKG (e.g., BCUS98111 for US or BCES00510 for Europe). If they don't match, the game will stay at a black screen. Legal Note: god of war 3 pkg and rap exclusive