Enhanced Reality System (E.R.S) E.R.S. is in-game technology that helps turn novice aviators into elite pilots of the future. The Enhanced Reality System is the backbone of your flight experience radars and incoming missile detection damage control sys. Dual Gameplay Want to ease into your flight missions and gain a level of comfort Turn on the assistance mode and take full advantage of your E.R.S. Need to evade your enemy and execute advanced dog-fighting moves Switch off the assistance mode and feel. Innovation in Multiplayer For the first time ever in the Air Combat genre experience the entire solo campaign in four-player jump in coop mode. In PVP mode challenge your friends in intense dog-fighting sessions and see who the top gun is.