In xWUNG, you play by moving the mouse to swing a ball. The ball's attached to a wire, and both of them kill enemies on contact. Be careful of the debris as it's deadly. There are bosses that appear with regular intervals. Make large combos to get good scores. Game instructions: In xWUNG, you play by moving the mouse to swing a ball. The ball's attached to a wire, and both of them kill enemies on contact. Be careful of the debris as it's deadly. There are bosses that appear with regular intervals. Make large combos to get good scores.