Fire Overwatch

A hail of wildfire can drive back advancing foes.
{t}One unit from your army that is eligible to
shoot and is within 24" of an enemy unit that
just set up or when an enemy unit starts or ends
a Normal, Advance, Fall Back or Charge move
You cannot target a TITANIC unit with this
Stratagem. Until the end of the phase, each time
a model in your unit makes a ranged attack, an
unmodified Hit roll of 6 is required to score a hit,
irrespective of the attacking weapons BS or any
modifiers. One u