128-page hardcover narrative expansion for Warhammer 40,000 that concludes the Arks of Omen story. Contains 18 new Boarding Actions missions, as well as Boarding Actions rules for four factions including: Leagues of Votann, Thousand Sons, Adeptus Custodes, and Agents of The Imperium. Details the return of a Loyalist Primarch and contains 8 Datasheets including rules for Lion El’Jonson, Commander Dante, and the Adeptus Arbites in games.
