Hailstorm Strike: To ensure the destruction of a particularly stubborn foe, the crew of a Celestar Ballista will focus their fire on the explosions of celestial energy released when a thunderhead greatbow strikes its target.
You can re-roll failed hit rolls
for attacks made by the CELESTAR BALLISTA
from this battalion if the unit of CASTIGATORS
from the same battalion inflicted one or more wounds on the target unit in the same turn.