23 Years Later, Xander's Best Line Proves He Was Buffy's Secret Weapon

The best Xander Harris line proves he was Buffy the Vampire Slayer's secret weapon all along. As a key character introduced in the pilot episode and a series regular during all sevenBuffy the Vampire Slayer seasons, Xander is integral to the show. Despite not having the powers of the titular character or becoming a witch like Willow Rosenberg, he is always a core member of the Scooby Gang, along with bringing invaluable loyalty and humor to the story.