Black Navy War is a naval battle simulation game. Defend your base, create units and destroy the base of enemy. Directions: Up/Down Arrow:Adjust battery target Left/Right Arrow:scroll. 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.