When ‘Guardians of the Galaxy’ premiered in 2014, it introduced audiences to a new side of the Marvel Cinematic Universe. The movie was a risk for Marvel, as the Guardians were relatively unknown compared to heroes like Iron Man or Captain America. But its success turned them into fan favorites and set the stage for Marvel’s cosmic storytelling. Here are ten things you might not know about ‘Guardians of the Galaxy’. Her complex relationship with Nebula and eventual bond with the Guardians gave the film emotional layers.