Ethereal Manipulation

Warp Charge: 7
Target: friendly Grey Knights within 6"
Duration: Start of next Psychic Phase
Effect: Target unit re-rolls failed hit rolls against
a unit within half range in the Shooting Phase
Fashioning tendrils of invisible warp energy between
his allies and their targets, the psyker is able to subtly
guide the attacks of his brothers until they reach their
mark