Currently, there are new modifications for the Combat Shotgun, Combat Rifle, 10MM Pistol. Modern Firearms introduces a LOT of current real world weapons to the game, at this time mostly rifles. Go to one of the mods you want to merge patch, right click (or left?). All Discussions Screenshots Artwork Broadcasts Videos News Guides Reviews. Some using the game's LL system, other using scripted injection. Beginner's Guide for Beginners: Merging ESPs/Mods - posted in Fallout 4 Mod Talk: First off, let me clarify that Im not an expert on this, and Ive received quite a bit of help from others from Reddit/Nexus forums on how to properly merge ESP files.