Basic info: Cave Story is a free game developed by Daisuke "Pixel" Amaya. It is a 2D side scrolling RPG shooter (like megaman or metroid) and is heavily pixel based. Your adventure starts out a mystery and you find out all what is happening around you the more you progress in the game. There are multiple weapons to choose from such as a standard pistol to missile launchers to a duck gun that shoots ducks. All weapons advance the more energy crystals you get (3 being maximum level) and simmer dow…