This is a good example of scrolling background picture maps. Bplus made the saucer fighter graphic. Download the zip file and put all the files in the same directory.
Use the arrow keys (or WASD keys) to move and also change the direction of your laser. Press the space bar to fire. The object of the game is to shoot the cannons, dodge the cannonballs and to make it to the end of the cave.
Use the arrow keys (or WASD keys) to move and also change the direction of your laser. Press the space bar to fire. The object of the game is to shoot the cannons, dodge the cannonballs and to make it to the end of the cave.