To legally play Mortal Kombat vs. DC Universe on an emulator, you should dump the game files from your own physical PlayStation 3 Blu-ray disc. Dumping Your Physical Disc
To download and install RPCS3, follow these steps: mortal kombat vs dc universe rpcs3 download
Simply drag and drop the main game folder directly into the RPCS3 main window, or go to File > Add Games and select the directory containing your dump. To legally play Mortal Kombat vs