Coruscating Beam

Use this Strategem in the Shooting phase, if you
have a Thousand Sons Warlord that did not move
during your Movement phase. Instead of shooting
with your Warlord's weapons, pick two points on
the battlefield that are 9" apart and visible to him
and draw an imaginary straight line 1mm wide
between them. Roll a D6 for each unit that the
centre of the line passes over, subtracting 1 from
the result if the unit being roll for is a Character.
On a 4+, the unit being rolled for s