Batgirl is one of a number of characters acting as a Distaff Counterpart to Batman and/or Robin. The character has served as an ensemble and background character in numerous Bat-titles and has also independently starred in three self-titled series. The first series featured Cassandra Cain, the second "official" Batgirl, the second ongoing series featured Stephanie Brown, formerly known as the Spoiler, and the third series features Barbara Gordon, the original woman to bear the title. Batgirl has also headlined two miniseries, the 2008 series with Cassandra Cain and an origin series, Batgirl: Year One, starring Barbara Gordon.