Crusade 3 is the third installment of the popular series of Crusade shooter.  Fans of games like Angry Birds or Angry Birds In Space or any of the other popular Angry Birds game will really love Crusade 3 as it has a lot of the same types of physics and shooter elements that the Angry Birds iPad and iPhone games have.  In the Crusade 3 physics game you have many different types o cannons to use to help you defeat the monsters.  You must have good aim in order to hit the monsters as they are far away and you will need to use some physics to get the perfect angle for your shot.