CardBoard is of FPS games .
Shoot the alien with a gun .
Within the stage , there are a lot of the point where the aliens come to teleport .
Where Lets destroy find out whether it is teleport .
It is possible to shoot at the tap .
CardBoard is of FPS games .
Shoot the alien with a gun .
Within the stage , there are a lot of the point where the aliens come to teleport .
Where Lets destroy find out whether it is teleport .
It is possible to shoot at the tap .