According to a roster of updated Achievements for Assassin’s Creed: Revelations posted on Xbox 360 Achievements, upcoming DLC for the game is a single-player mission starring Desmond. The site doesn’t mention the DLC by name, but the add-on includes and extra 250 Gamerscore points, and Achievements such as “Jump they say” and “Save yourself”. In the past, Ubisoft has teased the availability of additional memories for Desmond, and the original game had an extra two pillars which were unavailable. We’ll send a mail, but until we get official word, consider it a rumor. Thanks, Shack.