Galaga: Hyperspace is a game based on classic shoot 'em up games like Galaga and Galaxian. The goal of the game is to destroy each wave of aliens while avoiding the bullets they hurl your way. Each wave gets more and more difficult, and you can only get hit once before losing a life.
Galaga: Hyperspace is available in the Raspbian software repositories, and can only be played on the desktop environment using the following steps:
sudo apt-get install -y xgalaga.
startxand then pressing Enter.