Horus Heresy: Legiones Astartes - MK II Tactical SquadThis kit can build one large unit, or two smaller units of 10, each with its own optional Sergeant, Legionary with nuncio vox, and Legionary with vexilla. The Sergeant has a choice of three heads two bare, and one helmeted with a transverse crest. He can be armed with a bolter or a plasma pistol, and a power sword, power fist, or lightning claw. He can also take an optional melta bomb. The Legionaries with bolters can take an optional bayonet or chain