My Own Version of Alien Invasion from the E-Book Python Crash Course by: Eric Matthes.

• In this game you have to shoot down aliens before they reach the bottom of the screen.
• There are 3 different aliens green, blue and red.
• Green aliens reward you with 100 points, blue aliens with 150 points and red aliens reward you with 200 points.
• When the the player eliminates all the aliens on the screen a new fleet of aliens is created.
• Every new level increases the tempo of the game and the amount of score rewarded by each alien.
• The game saves the players highscore in a .txt file and pulls the highscore data for every new game.
• Enjoy and learn something new!