Inside this 296-page softcover book, you’ll find: Full rules for 10 kill teams (including datacards, Strategic and Tactical Ploys, equipment, and complete Spec Ops rules): Imperial Navy Breachers, Farstalker Kinbands, Kroot mercenaries, Kasrkin, elite veteran commandos of Cadia, Hierotek Circles, Necron Crypteks, Hands of the Archon, Drukhari agents, Exaction Squads, Adeptus Arbites, Hearthkyn Salvagers, Leagues of Votann, Fellgor Ravagers, Beastmen raiders, Inquisitorial Agents, versatile acolytes, Chaos Cults, Rules for the walls and hatches of Killzone: Gallowdark, with Close Quarters rules for fighting in cramped conditions. Additional terrain rules for four supplementary killzones - Into the Dark, Shadowvaults, Soulshackle, and Gallowfall. Nine Critical Operations missions for Gallowdark games, offering balanced clashes with symmetrical objectives. Four Shadow Operations mission packs - Into the Dark, Shadowvaults, Soulshackle, and Gallowfall - each including nine themed missions, for a total of 36. Gallowdark Expedition campaign rules, allowing you to link your games together as you explore and salvage the space hulk. You'll need a copy of Kill Team Core Book to make use of this supplement.