The Sergeant says, "This article needs more content, so stop messing around and add to it right now!" Please expand the article as well as you can! Oil is a resource in Call of Duty: Heroes. It is used to purchase other utilities. It is produced in the Oil Pumps and stored in the Oil Depot. Add a photo to this gallery Retrieved from "https://callofduty.fandom.com/wiki/Oil?oldid=2208607" Categories: Stub Call of Duty: Heroes Currency Resources Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.