||The subject of this article was removed from World of Warcraft in patch 4.0.1.
- This includes items and quests that can no longer be obtained.
- The in-game information in this article is kept purely for historical purposes and should probably not be under any other categories.
|Casting time||Unknown sec cast|
Mental Strength is a tier 5 discipline talent that increases your total intellect. The enlargement of intellect also increases other mana-based talents and spells
| Rank || % Increase
| 1 || 3
| 2 || 6
| 3 || 9
| 4 || 12
| 5 || 15