Published from August 2004 to May 2006, the three series were titled Ultimate Nightmare (#1 - 5, Oct. 2004 - Feb. 2005), Ultimate Secret (#1 - 4, May - Dec. 2005), and Ultimate Extinction (#1 - 5, Mar. - July 2006).
Ultimate Extinction is a five-issue comic book limited series began in January 2006, cover dated March, and was illustrated by Brandon Peterson.