The Shoot Em Up Games involve a space craft or air craft war against enemies. Their broader versions include strongly projected graphics which introduces different locations and characters as part of the scene. Its free flash version is a great opportunity for the gamers to increase their memory and alert responsiveness. The most popular titles are: Bullet Hell, Space Invaders, Space wars and etc. Command your vessel through the depths of the unknown space and defeat all those who stand in your way. Why wait longer when your ship awaits its captain.