Project Sylpheed (プロジェクト　シルフィード, Purojiekuto Shiruf), also known as Project Sylpheed: Arc of Deception in North America, is a space simulation game for the Xbox 360 console. It was developed by SETA and published by Square Enix and Microsoft. The game is acknowledged as the spiritual successor to the Silpheed video game series, which comprised 3D rail shooters: players pilot a starfighter, shooting incoming enemies on a vertically scrolling third-person playing field.