Fighter

Kayn

The Shadow Reaper

A peerless practitioner of lethal shadow magic, Shieda Kayn battles to achieve his true destiny—to one day lead the Order of Shadow into a new era of Ionian supremacy. He wields the sentient darkin weapon Rhaast, undeterred by its creeping corruption of his body and mind.Read the full story on Riot's Universe site

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P
The Darkin Scythe
Q
Reaping Slash
W
Blade's Reach
E
Shadow Step
R
Umbral Trespass

Kayn

Overview

On patch 16.21, Kayn is rated A tier in the jungle, winning 51.2% of 15,533 ranked games with a 16% pick rate. The most successful build this patch runs Conqueror with Smite and Ignite and builds Voltaic Cyclosword, Hubris, Axiom Arc, and Ionian Boots of Lucidity.

Kayn struggles most against Sett (40%), Aatrox (42.5%), and Fizz (43.3%) and does best against Nidalee (70.2%), Gragas (66.7%), and Ivern (62.5%).

Ranked solo/duo · patch 16.21 · 15,533 games · updated Nov 1, 2026 · How we calculate

51.2%

Win rate

16%

Pick rate

15.5K

Games

16.21

Patch

Playing as Kayn

Look at the line-up of both your team and the enemy's team when picking your form.
Remember that nearby enemies can see which wall you're in.

Playing against Kayn

Umbral Trespass requires Kayn to damage a target first. Try to dodge Blade's Reach to deny him a long range cast of Umbral Trespass.
When Kayn is in terrain near you, you will get a visual warning on the edge of the terrain he's in.
Damage Kayn while he's in Shadow Step to shorten its duration, or apply hard crowd control (stun, charm, knockup, etc) to end Shadow Step immediately.

Guides

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Matchups

All Kayn matchups

Strong against

Nidalee70.2%57
Gragas66.7%27
Ivern62.5%24
Mordekaiser60.9%64
Karthus60.2%93

Weak against

Sett40.0%20
Aatrox42.5%40
Fizz43.3%30
Udyr43.5%62
Shyvana44.4%207

Abilities

P
The Darkin Scythe
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.
Q
Reaping Slash
Kayn dashes, then slashes. Both deal damage.
Cooldown: 7/6.5/6/5.5/5Cost: 40Range: 350
W
Blade's Reach
Kayn damages and slows targets in a line.
Cooldown: 13/12/11/10/9Cost: 40/45/50/55/60Range: 700
E
Shadow Step
Kayn can walk through terrain.
Cooldown: 21/19/17/15/13Cost: 90Range: 400
R
Umbral Trespass
Kayn hides in an enemy's body, dealing massive damage when he bursts out.
Cooldown: 120/100/80Cost: 100Range: 550