Turn based strategy alien blasting game! Battle aliens in this tactic game, inspired by UFO board games. Defend Earth from alien invaders. Build bases, research new technology and weapons. Send troops to alien hot spots on the geo map and fight turn based tactical battles in cities, farms, alien battleships, and many other locations. Features 3D graphics, shadows, particles, and fog of war. Read help ("question mark" button) on the corresponding screens, before playing.