Merciless is a tier 3 Cunning mastery with 5 ranks. [1]


Patch History

V7.4
  • Bonus damage reduced to 0.6 / 1.2 / 1.8 / 2.4 / 3% from 1 / 2 / 3 / 4 / 5%.
V5.22
  • Added
  • Tier 3 Cunning mastery with 5 ranks.
  • Grants 1 / 2 / 3 / 4 / 5% increased damage against champions below 40% maximum health.


References

  1. Masteries on leagueoflegends.com