Lord of the Rings Strategy Battle Game The Ruin of Arnor Sourcebook
This book contains the army lists for Arnor, Grey Company, and Agnmar.
It has rules for Barrow Wights, Marsh Spectres, Shades, Gulavhar, Buhrdur, Wild Warg Chieftain, King Arvedui, and Malbeth the Seer.
In addition this book has rules for many of the Hobbits.
It is similar in layout to Gondor in Flames, favoring rules and army description over hobbying and painting guides.
The following is a list of figures needed to recreate all of the scenarios in the book.