From Galaxy Attack: Alien Shooter Wiki

There are three types of shield in the game. Shields can be pre-selected when you start a game in Campaign or Endless. The default shield is the Standard Shield, which gives immunity for a certain duration. You can upgrade this to either, a Fire Shield or an Ice Shield.

  • Standard Shield
  • FireShield.png Fire Shield - Burning enemy when spaceship attack
  • Ice Shield - Slow enemy when spaceship attack