Angry Birds 2 is a 2015 puzzle video game developed by Rovio Entertainment as the twelfth game in the Angry Birds series, and is the direct sequel to the original Angry Birds. It was soft-launched in Canada on March 5, 2015, as Angry Birds Under Pigstruction, released for iOS and Android worldwide on July 30, 2015, and the name was changed to Angry Birds 2. (wikipedia.org)