On the east side of Greater Mass blood clinic in the back of a burned out vehicle there is a chance one will spawn next to a skeletal soldier. One can be found during the miscellaneous quest Find the Treasures of Jamaica Plain. One will spawn at any level on top of the roof of the Greater Mass blood clinic, next to the body of a dead survivor. One can be found next to a dead soldier next to a beached tank directly west of Libertalia. From the Combat Rifle wikia page, you are able to find a Combat Rifle in the following places:Ĭan be purchased at the Diamond City market.