Rovio’s original Angry Birds ($1) now features a brand new episode, Red’s Mighty Feathers, in which the Red Bird gains new powers from the Mighty Eagle. Instead of seeking to defeat the pigs, Red Bird is defending his eggs in this episode, making for a shift in gameplay. The new levels in version 3.2 also incorporate gameplay from Rovio’s Bad Piggies game, as the pigs advance in contraptions to steal eggs. Red’s Mighty Feathers…