'Transformers: Armada (Revisited)' is a fanfiction series, strongly based upon the Unicron Trilogy and related aspects of the Transformers storyline, mostly written by William Rendfeld. Work began on it in July of 2003 and is currently ongoing. The storyline is divided into four thirteen-part arcs, for a total of fifty-two planned installments. As of August 2010, the first three arcs are complete, and work is underway on the fourth arc.