| Defense Mastery Tree|
|Other Mastery Trees:|
|Offense · Utility|
Effect per rank
- Your and spells causes allied turrets to deal 50% splash damage.
- Requires 16 points in Defense.
- If an enemy champion is killed by the tower while your is active, you will get credit for the kill even if you did not personally damage the enemy.
- Taking Reinforce to boost tower damage is useful for getting kills with champions capable of taunting enemies.