The Darkin Scythe (Passive)



Kayn wields an ancient weapon and fights Rhaast, the darkin within it, for control. Either the Darkin will triumph, or Kayn will master Rhaast and become the Shadow Assassin.

Darkin: Heal for a percentage of spell damage dealt to champions.

Shadow Assassin: For the first few seconds in combat with enemy champions, deal bonus damage.

Kayn Guide

Learn Kayn with our Kayn guide. Learn about Kayn's strengths and Kayn's weaknesses, and harness key insights to optimize your playstyle. Whether you're a seasoned player or new to Kayn, our guide provides the tools you need to dominate the battlefield.
Key Insights
  • Kayn can become Shadow Assassin by damaging ranged champions or Rhaast by damaging melee champions.
  • When Kayn is near enemy champions during
    , a visual indicator shows up on the wall.
  • Kayn
    's duration is reduced to 1.5 seconds if Kayn enters combat with enemy champions. Auto attacking or being hard CC'd ends it.
  • Spikes upon acquiring a new form.
  • Rhaast excels at skirmishes and teamfights.
  • Shadow Assassin excels at finding picks and all-ins.
  • Chilling Smite can be used to enter a target with
    for safety in a pinch.
  • Rhaast is best with items that enhance durability and healing.
  • Shadow Assassin is best with items boosting burst damage and mobility.
  • Is naturally weaker without a form.
  • Needs to constantly land his skillshots or he'll have significantly lower damage output.
  • Significantly harder to play from behind.
  • When playing as Rhaast, any form of Grievous Wounds hurts Kayn because of how much healing he has in his kit.