Those who tuned into the newest episode of Marvel's 'Agents of S.H.I.E.L.D.' tonight were rewarded with a little treat: brand new footage from 'Avengers: Age of Ultron' to go with that pretty sweet trailer that dropped just last week.
For decades, 'Star Wars' fans were secure in the knowledge that lightsabers came in only three colors: red for evil, green for good and blue for Obi-Wan Kenobi. But then, when the new trilogy of prequels was released between 1999 and 2005, Samuel L. Jackson joined the franchise as Jedi warrior Mace Windu and broke the rules by sporting a purple weapon. So how did it happen?