Denis Poroy Photography

Fans walk past huge Stone Troll figures from the Lord of the Rings at the Comic-Con preview night held at the San Diego Convention Center on Wednesday July 11, 2012, in San Diego. (Photo by Denis Poroy/Invision/AP)

marketing: Fans walk past huge Stone Troll figures from the Lord of the Rings at the Comic-Con preview night held at the San Diego Convention Center on Wednesday July 11, 2012, in San Diego. (Photo by Denis Poroy/Invision/AP)