Warhammer Horus Heresy: Legiones Astartes MKII Tactical SquadWarhammer Horus Heresy: Legiones Astartes MKII Tactical Squad Tactical squads are the mainstay of the Space Marine Legions and the force by which the Great Crusade reconquered much of the galaxy. As a highly flexible unit, they are efficient in attack or defence, can assault fortified positions, take and hold strategic objectives, and reliably operate in any terrain or situation. When first created, Mark II Crusade armour was the epitome of Space