Their final crossover was the seventeen-part "Siege of Darkness" which ran from December 1993 to January 1994. It was featured in two consecutive issues of each Midnight Sons title as well as four issues of "Marvel Comics Presents" (#143-146), and two issues of "Doctor Strange", a title that was newly included in the line. It was advertised with an eight-page insert in several comics in October, November, and December 1993. According to the text of the advertisement, written by Jeffrey Lee Simmons.