Utility Mastery Tree (2012)

Utility Mastery is one of the three Mastery branches. Its main focus is to give advantage to actions like movement, experience, gold generation, cooldown reduction, among others few buffs. The Summoner Spells (Tier 1),  (Tier 1),  (Tier 3),  (Tier 4) and  (Tier 5) are improved by this Mastery. It would take up to 32 points to max out the Utility Mastery tree.

The Utility Mastery Tree is the only tree out of the three which improves all Summoner Spells at the same time.

Strategy
The Utility Mastery is generally the best one for caster champions and Junglers.