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

Patch History

V5.22 Added
  • Tier 3 Cunning mastery with 5 ranks.
    • Grants 1 / 2 / 3 / 4 / 5% increased damage against champions below 40% health.


  1. Masteries on leagueoflegends.com

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