we got a peek at the achievements for the next Assassin's Creed: Revelations
DLC, and today we get its name, courtesy of a GameStop email sent to customers: Lost Archive. Maybe tomorrow we'll all get personalized Arabian Daggers in the mail.
GameStop lists the Lost Archive DLC with a release date of February 28 for $15 on Xbox 360 and PS3. It appears to be a single-player campaign installment, based on its 10 Xbox 360 achievements