Everything you need to get a Deathwatch army primed for games of Warhammer 40,000 is in here:
32 datasheets providing rules for using every Deathwatch unit in your games of Warhammer 40,000 – including Primaris Space Marines;
Army abilities that reflect the Deathwatch’s methods of war on the tabletop; including the use of Special Issue ammunition;
Armory of the Deathwatch: profiles for all weapons and wargear of the Deathwatch, ranged and close-combat
Points values for all miniatures, weapons and wargear for use in Matched Play games;
Hunters of the Alien: Rules for Battle-forged armies, including:
6 Mission Tactics: bonus abilities which last for an entire game;
29 unique Stratagems, including 5 used specifically against certain xenos races – Tyranids, Orks, T’au Empire, Aeldar and Necrons;
Relics of the Vigilant: 6 weapons and artefacts available only to the Deathwatch;
Librarius Discipline: 6 psychic powers specific to Deathwatch models with the Psyker keyword;
6 unique Warlord Traits for the Deathwatch;
6 Tactical Objectives unique to the Deathwatch.