Main menu controls: Left and right arrow keys - select ship Spacebar - start game In game controls: Left and right arrow keys - move Up arrow key - switch to shooting mode Down arrow key - switch to tractor beam mode Spacebar - shoot/tractor beam Settings: S - turn on/off sound effects M - turn on/off background music Items: Health box - restores 1 health point Star shield - activates an energy shield that lasts for 23 seconds Double coin - double the points you get from destroying alien ships Tips and tricks: - Collect an item to use it on your spaceship - Let an item fall down on the Earth to use it on the Earth - Shoot at the aliens' laser beams to block them - Shoot aliens while they are aiming/boosting to deal more damage - Use the tractor beam to pull items closer - Destroy meteorites that might contain items There are many other tricks that you can discover by playing.
This is a retro styled arcade game inspired by the classic Space Invaders game. You are the pilot of a military spaceship, and your mission is to protect the Earth from invading aliens as long as possible. Try to get the highest score and become the best player. All graphics are designed by me. Music and sound effect credits: "Space Fighter Loop" Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ https://freesound.org/
