Requirements: - You need 360Revolution, you can find a download here: http://xpgamesaves.c...s/360revolution - You need the game. - You need a campaign savegame. - You need a USB Device. Warning : If you do something wrong, your save might stop working so I suggest you to back up your save before doing this. So here's the tutorial. Step 1: - Open 360Revolution Spoiler Step 2: - Click on Gamesave Mod tools and locate Modern Warfare 3 then click it. Spoiler Step 3: - Click on file and then open the savegame you extracted. Step 4: - You can now modify what you want. For example, you want god mode, just click on "Max health". - You can also add your custom dvars with this: Spoiler Step 5: - When you're done modifying your savegame, just file again and then click save. (360Revolution auto Rehash and Resign your save) Step 6: - Put the modified save into your USB Device and then boot the game and go into campaign. (Choose the device where your save is) If you liked this tutorial, please click the "thanks" button.