Board Thread:Unanswered Questions/@comment-75.95.173.188-20150126171324/@comment-25793289-20150126185559

Project Aces / Ace Combat Inifity game people / overlords decide when is on. You can't buy it. USUALLY it's over weekends or long holidays. Not all the time though. When you select your fuel, you'll see a big pop-up explaining that Forced Sorties are active and how long they'll be active.