The Eternal Crusader

Before the first Battle Round begins, after determining who will take the first turn, roll a D6 for each enemy unit on the battlefield. On a 6, they are hit by one of the guns from the orbiting Eternal Crusader and take D6+2, Strength 7, AP3 hits. If a unit is a Fortification, it is hit on a 5 or a 6 instead.