GAME SELECTION

There are 4 games:
Game 1: one player (beginner)
Game 2: two players (beginner)
Game 3: one player (advanced)
Game 4: two players (advanced)
 

INSTRUCTION

1 Player controls the jet in the sky level to destroy enemy's bases below at ground level.

2 The jet can move up, down, left or right by maneuvering the joystick to the respective positions.

3 The jet will fire to any of the above four directions if both the push button is depressed and the joystick is maneuvered to the corresponding direction.

4 If a missile ejected from the jet is not activated, no further missile can be emitted.

5 The bases at ground level fire missile randomly into the sky for defensive purpose.

6 Some missiles from the base may take the form of a floating ball which will become a heat-seeking missile and attack the jet.

7 If the jet is shot by the missiles or if it collides with the floating ball, it will explode and player loose one of his three chances.

8 If the bases are shot by the jet, they will explode and vanish from the screen.
9 Difficulty is enhanced when level is advanced with increasing number of bases, balls and the speed of missiles.

10 There are 6 distinct level in one complete cycle and game pattern will recycle upon completion of all 6 level.

11 The maximum score is 999999.