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.
Two of the biggest titles in comics collide in the first crossover of the new Marvel age of Star Wars! When Darth Vader accidentally finds himself facing off against the Rebel Fleet on his own, he is sent crashing onto a nearby planet. Will the Rebels seize this opportunity to put an end to one of their greatest enemies – or will they be made to feel the full power of the Dark Side? The Sith Lord may be down, he isn't out! All your favorites are here, old and new, good and evil: Luke! Vader! Leia! Aphra! Han! Threepio, Artoo, Triple-Zero and BT-1! And, in a hair-raising battle of the Wookiees, Chewbacca versus Black Krrsantan! Roooarrgh ur roo!
COLLECTING: STAR WARS: VADER DOWN 1, STAR WARS 13–14, STAR WARS: DARTH VADER 13–15