How do i get the Victory Rifle Sniper Rifle? In the room to the right, just around the corner. To get the best mods and build powerful weapons, you might need to farm weapons. The main objective is to standardize the ammunition used by weapons in various mods, so you don't end up with hundreds of types of assault rifle ammunition that only fit a particular type of weapon. To alleviate this concern, players can choose from a wide swath of the best weapons in Fallout 3. Zimmer yourself and he will give you his A3-21 Assault Rifle. Tell Harkness that you want to 'take care' of Dr.