Rise of Flight United: Battle of Saint-Mihiel content pack includes Nieuport 28 and Fokker D.VII planes required for St. Mihiel, Du Doch Nicht and Hat in the Ring historical campaigns and six others: Halberstadt CL.II 180HP (early), Halberstadt CL.II 200HP, Sopwith Dolphin, Pfalz D.IIIa, Bristol F2B F.II and Bristol F2B F.III.