PCPS4Xbox One Ace Combat 7: Skies Unknown DLC ‘Anchorhead Raid’ trailer Second special mission add-on due out on October 23. Bandai Namco has released the official trailer for Ace Combat 7: Skies Unknown downloadable content “Anchorhead Raid,” which is due out on October 23 across PlayStation 4, Xbox One, and PC. Watch the trailer below.