Angry Birds (video game) was being played, the staff liked the characters, and the team elected to design a game around them. In early 2009, physics games, such as "Crush the Castle", were popular flash-based web games, so the Rovio team was inspired by these games. During the development of "Angry Birds", the staff realized the birds needed an enemy. At the time, the "swine flu" epidemic was in the news, so the staff made the birds' enemies pigs. Angry Birds was the studio's 52nd produced game and on its initial release, the game did not sell many copies. After Angry Birds was a
Angry Birds Star Wars II Angry Birds Star Wars II Angry Birds Star Wars II is a puzzle video game, a crossover between "Star Wars" and the "Angry Birds" series, that was released on September 18, 2013. The game is the seventh "Angry Birds" game developed by Rovio Entertainment. The game is a sequel to "Angry Birds Star Wars" and is based on the "Star Wars" prequel trilogy, as well as the television show "Star Wars Rebels". In "Angry Birds Star Wars II", players must destroy targets fortified in or out of their created fortresses including various bosses, depending on the side they are in