How To Use The Transition Drag Screen To Expose Any Defense Written by coach Jeff Huber. NBA teams know that transition is a great time to attack! If you watch NBA games, you'll see teams set a transition drag screen numerous times a game. When we say "transition drag screen," we mean that a guard (usually the point guard) has dribbled the ball into the forecourt. At that point, the trailing forward comes and sets a ball screen. This action is used to try and generate an immediate advantage. It'