Angry birds vs sparkster

Angered, spherical-shaped birds who are flightless and uses a slingshot for flight vs. Anthropomorphic opossums who use mechanical engineering for flight. There was another series that had a villainous pig in Diddy Kong Racing whose named Wizpig. The thing about the Pig Star makes me think up of Rovio didn't do that much researching of what series used the Pig Star in the first place since Sparkster is quite obscured throughout the years. And about that LEGO's Nexo Knights mechanical medieval theme...