The art book includes never before seen illustrations, art, interviews, and even four short stories written by Japanese writer and director Sunao Katabuchi. The Aces at War bundle will be sold in limited quantities and only for the PlayStation 4 and Xbox One versions of the game.
From the looks of it, the Aces at War bundle will set you back $89.99 (USD). Ace Combat 7: Skies Unknown will be released on January 18, 2019 for the PS4 and XB1. The PC release on Steam will happen on February 1, 2019.