The game will simulate joint operation of ground, naval and air forces on vast areas. New user interface paradigm will allow player to control these forces avoiding unnecessary micro-management, while allowing controlling individual units, if player would so desire. It will be convenient for both a beginner andfor an experienced player. The player will choose the best way of controlling a game situation himself, thus it will be interesting to play same companyseveral times using different tactics or control level. New 3D engine will be used in Sudden Strike 3 and other upcoming games. It utilizes the most recent versions of DirectX and OpenGL APIs, thus taking advantage of modern graphics accelerators power. The engine is targeted for RTS games mainly, utilizing a bird's-eye view of the battlefield, with free camera control and close-ups supported. Game engine is capable of rendering large-scale maps with mountains, forests, water, with a huge amount of units.