|"You belong in a museum!"
|Offense Mastery Tree (Season One)|
|Other Mastery Trees:|
|Defense · Utility|
Effect per rank
- Grants 1 / 2 / 3 attack damage.
- Requires 12 points in Offense.
- Though the bonus attack damage is minimal late game, the extra 3 damage can end up netting you a kill during the laning phase.