Description: Black Navy War is a naval battle simulation game. Defend your base, create units and destroy the base of enemy. Up/Down Arrow:Adjust battery target Left/Right Arrow:scroll Shortcut 0-9,Q,W,E,R,T,Y,U,A,S,D,F:create units or update installations. Space Bar:Start battery's firing Shift:Stop battery's firing P:Pause/Option Z:change game speed You can set skills. More score, you can get more stars.