Senritsu no Stratus

Terror of the Stratus, known in Japan as Senritsu no Stratus is an action video game developed by Nude Maker and published by Konami for the PlayStation Portable. It was released in Japan on October 27, 2011.

The game has two different main gameplay modes. In “extermination mode”, the game plays much like a 3D third person shooter, while in “defense mode”, the game plays like a 2D sidescroller.