Die Alien Scum!

They are the plague of the galaxy, converting entire planets into volcanic rubble. They are closing on Earth. You are our last line of defence. It's time to fight back! They must be exterminated. Features: Simple, visceral space-shooter gameplay. Big, loud explosions. Three types of alien fighter. An alien mother-ship. The Fleet-Master boss-ship! Power-ups. High score table. Progressive diffic…