Master of Weapon

User summary: Master of Weapon is a vertically scrolling shoot 'em up game in which you control a space ship that has upgradeable weapons. You have to defeat various airbound and land based biological enemies using your standard weapons or with a special weapon which can be changed by means of powerups. There are also many upgrades, for your spaceship. You collect those by destroying special green vessels that release the powerup which you must then pick up.