As you strike, your ally is granted a vision of the deadliest means of pressing his or her attack.

Encounter   ✦     Divine, Weapon
Standard Action      Melee weapon

Target: One creature

Attack: Wisdom vs. AC

Hit: 1[W] + Wisdom modifier damage.

Effect: Choose one ally. Until the end of your next turn, that ally's attacks against the target can score a critical hit on a roll of 18-20.

Published in Neverwinter Campaign Setting, page(s) 58.