Irresistable Will

When: Your shooting phase or the fight phase.

Target: One Synapse unit from your army that has not been selected to shoot or fight this phase, and one enemy unit within 24" of and visible to the Synapse unit.

Effect: Until the end of phase, each time a Tyranids model makes an attack that targets that enemy unit, if the attacking model’s unit is within 6" of your Synapse unit, re-roll Hit rolls and Wound rolls of 1