Bandai Namco has announced Ace Combat 7: Skies Unknown managed to sell over 4 million copies.

Furthermore, the Ace Combat series in general has managed to sell over 18 million copies – another new milestone.

Here’s a brief blurb on the original release:

Become an ace pilot and soar through photorealistic skies with full 360 degree movement; down enemy aircraft and experience the thrill of engaging in realistic sorties! Aerial combat has never looked or felt better!

Project Aces aims to revolutionize the sky with this entry in the series, offering an experience so immersive it feels like you’re piloting an actual aircraft! Weather and the environment affect your aircraft and the HUD, adding a sense of extreme realism never felt before in a flight combat game. Epic dogfights await!

Ace Combat 7: Skies Unknown has been available on Windows PC (via Steam), PS4, and Xbox One.