Utility Mastery Tree
Other Mastery Trees:
Offense · Defense

Mastermind is a tier 2 utility mastery with 3 ranks.

Effect per rank Edit

• Reduces the cooldown of Summoner Spells by 4% / 7% / 10%.

Requirements Edit

• Requires 4 points in Utility

Notes Edit

• Mastermind stacks multiplicatively with Distortion and Eleisa's Miracle, and applies before flat cooldown reduction from effects such as Summoner's Insight.

Trivia Edit

• In Seasons One and Two, Mastermind was the final tier in the Utility tree and granted 15% cooldown reduction for Summoner Spells.

Other versions Edit

• Season One (Presence of the Master)
• Season Two