Intrusion is an awesome fast-pace side-scrolling action shooting game in which you get to shoot stuff in five different levels. You will find yourself battling for your life in snowy mountains, industrial complexes and even on the moving trains! Waves and waves of enemies comprised of hundreds of soldiers, helicopters and robots. Since you have been dropped behind the enemy lines you can only rely on your wits in order to survive. Use all the weapons on your disposal in order to get rid of all the enemies and achieve ultimate glory as the best intruder the world has ever seen!