Ace Combat 7: Skies Unknown — Unexpected Visitor is an add-on for the exciting flight simulator Ace Combat 7: Skies Unknown. A huge Erusean submarine was discovered in the port of Artillo. Four years ago she disappeared, and two years later she was accidentally found at the bottom of the ocean. Most of her team was saved. This giant nuclear submarine is called the Alicorn and can participate in combat operations as an aircraft carrier. The goal of this operation is to capture Alicorn.
The add-on requires the original version of Ace Combat 7: Skies Unknown.