At this point, Rovio just needs to stop . Once upon a time, the original Angry Birds game was a phenomenon. Sure, it merely placed an adorable theme on top of a tried and true gameplay formula, but there’s no arguing that at the time it elevated mobile gaming to the point that casuals were beginning to play. Despite a movie and endless merchandise, all Rovio can muster is a never-ending supply of casual bubble poppers on the Play Store. Angry Birds POP 2: Bubble Shooter is the latest release from the company, and it serves as the sequel to the forgettable Angry Birds POP .