Projects with a yellow background form part of the Golden Path: the elements that progress the storyline.Unlocked items in bold don't need any other project, while items in italics need another research or Proving Grounds project to be fully available.Research in Long War 2 has been expanded with two more weapon tier techs, one more autopsy, and more Proving Grounds projects unlocked by autopsies. The Power Core of the Avenger doubles as its main Research laboratory, headed by Dr.