Apache: Air Assault is a new combat flight simulation game based on the Apache AH-64D Longbow attack helicopter. The player takes on the role of three distinct Apache crews that each deal with what at first appears to be localized enemy activity, but eventually reveals itself to be part of the. (PC version) Apache: Air Assault, the helicopter sim from Gaijin Entertainment and Activision Publishing, is now available for purchasing on YUPLAY. Apache Air Assault. Pre-Purchase Now! (PC digital) Apache: Air Assault, the upcoming helicopter sim from Gaijin Entertainment and Activision Publishing, is now available for pre-purchase.