BBY/ABY is used to position items along the Star Wars Timeline. BBY refers to Before the Battle of Yavin. ABY refers to After the Battle of Yavin. The Battle of Yavin in Episode IV: A New Hope occured in 0 BBY/ABY.
He was born a poor farm boy on a forgotten planet in the galaxy's Outer Rim. Taken under the wing of a wise mentor after the violent death of his family, he would rise up to lead a band of fighters struggling for survival against a dark force that threatens to wipe them out completely. His name would become known throughout the systems, and his legacy would change the galaxy forever. But his name isn't Skywalker… it's Jango Fett! The Sith have begun the final maneuvering in their quest to take over the galaxy and are looking for the perfect specimen to take part in their secret experiments. Lord Tyranus may've just found a prime candidate in Jango. Recounting Jango's story from his early days on the Fett farm, through the annihilation of the once proud Mandalorian warriors, to his transformation into the galaxy's most feared bounty hunter. Open Seasons offers an in-depth look at the most exciting new character from Attack of the Clones, and details the beginning of the infamous Fett legacy—one that would come back to plague the Rebellion a generation later.