BB-8

BB-8 is a ball droid and the main character in The Force Awakens. In an interview BB-8 claims the Beginning of Episode seven Luke Skywalker returns to his home of Tatooine in order to eat the fired corpse of Jabba. Sadly Luke chokes to death so BB-8 takes looks lightsaber and assumes the role of the protagonist.

BB-8 Exclusive Interview on Comedy Bang Bang
BB-8 made an appearance on the Podcast Comedy Bang Bang where he dropped some spoilers about his role in Star Wars.