Add UFO #2
Description
"The UFO (aka Flying Saucer or Mystery Ship) is a ship that will randomly pop up. If a player hits it, they will receive a random number of either 50, 100, or 150 points. However, if they perform the secret of firing 22 shots, then hitting it on the 23rd shot, then on the 15th shot thereafter, they will receive 300 points every time."
It should
- appear on a random side of the screen.
- fly to the opposite side of the screen.
- chance of shooting at the player.
- award 50, 100, or 150 points (picked randomly.)
Extra Credit:
- add the secret