Description
Increases Shadow Word: Death's critical strike chance on targets at or below 20% health by 15%. (rank 1 of 2 value; other ranks not transcribed)
Position confidence
row: Confirmed (talentsforever.com JSON + foreverchanges.pro tier listing); column & arrow: Reported (explicit only in talentsforever.com data/priest.json)
Change notes
Implies Shadow Word: Death is trainable after level 38.