Description
Reduces the cast time of your Hammer of Wrath by 0.5/1.0 sec, and reduces all threat you generate by 10/20% while Righteous Fury is not active.
Position confidence
row: Confirmed (talentsforever.com JSON + foreverchanges.pro tier listing); column & arrow: Reported (explicit only in talentsforever.com data/paladin.json)
Change notes
Named 'Instrument of the Law' in Blizzard's recap and 'Instrument of Law' in the fan calculators.