No revenue estimate for PSN — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $583K — a different platform, not this one.

UFO ROBOT GRENDIZER – The Feast of the Wolves

Get ready to experience an unforgettable adventure with Grendizer, the famous giant robot. This action/adventure game adapted from the cult animated series will immerse you in the heart of the universe of its creator, Go Nagai, and will give you the chance to pilot the most powerful of robots and fight the forces of evil. After Planet Fleed is destroyed by the Empire of Vega , Prince Daisuke takes refuge on our planet. Taken in and adopted by Genzo Umon, he lives at the Shirakaba Farm. While Vega's invasion of Earth is imminent, Daisuke will defend the planet Earth with the help of Grendizer, the titanic robot hidden deep inside Genzo Umon's observatory. With the help of Koji Kabuto, the prince of Planet Fleed will constantly repel Vegans' attacks and fight his terrible robots, the Monstronefs, which were sent to destroy him. Play as Daisuke and his colossal robot while fighting in epic battles with multiple gameplays: Piloting the Spazer (flying module where Grendizer is housed)