Use this Strategem when a Grey Knight unit from your Army that is not a Vehicle or a Servitor is chosen as a target for an attack. Until the end of phase, when resolving an attack made against that unit, an unnmodified wound roll of 1-3 always fails, irrespective of any abilities that the weapon or the model making that attack may have.
Use this Stratagem in the Fight phase, when a Grey Knights Paladin unit from your army that has not been chosen to fight with this phase is chosen as the target for an attack. Until the end of that phase, when a model in that unit is destroyed, then before that model is removed from play it can fight as if its unit had been chosen to fight.
If this Litany is inspiring, select one friendly Grey Knights unit within 6'' of this model. When resolving an attack made with a ranged weapon by a model in that unit, ignore hit roll modifiers and Ballistic Skill modifiers.
If this Litany is inspiring, then when a Deny the Witch test is taken for this model, add 3 to the total.
If this Litany is inspiring, select one friendly Grey Knights unit within 6'' of this model. Add 6'' to the Range characteristic of bolt weapons and psi weapons models in that unit are equipped with.
If this Litany is inspiring, select one friendly Grey Knights unit within 6'' of this model. When resolving an attack made by a model in that unit with a Nemesis Weapon or Psi Weapon, improve the Armour Penetration Characteristic of that weapon by 1 for that attack (e.g. AP 0 becomes AP -1).