Move between walls to avoid obstacles coming your way. Collect stars to increase your score. (Collecting 5 in a row boosts your score by 5 and gives you temporary invincibility.) The longer you last, the higher your score will be. - Features - - Thrilling, fast-paced gameplay! - One-Touch control - Tap the screen to switch to the opposite wall. - Gameplay evolves as you progress - The game speeds up and becomes more challenging! - Endless gameplay. - Appealing, minimalist graphics.