|The subject of this article was removed from World of Warcraft in patch 1.6.0.
- This article is about the removed Warrior talent. For the current priest ability, see Mastery: Shield Discipline.
- Patch 1.6.0 (12-Jul-2005): Removed and replaced by the new talent Shield Slam.
- Patch 1.2.0 (18-Dec-2004): Amount of threat generated by Shield Bash when Shield Discipline is active has been increased.