What are the best runes for Kai'Sa Bot?

Lethal Tempo in Precision with Inspiration secondary is the highest-win-rate rune page this patch (49.3% win rate).

What is the best build for Kai'Sa?

Rush Kraken Slayer, Guinsoo's Rageblade and Terminus. It wins 53.2% of Bot games on patch 26.20.

Is Kai'Sa good on patch 26.20?

Kai'Sa has a 49.5% win rate in Bot this patch, which makes it a strong pick.

Karthus, Swain, Kog'Maw are among the strongest counters to Kai'Sa Bot this patch, by ranked win rate.

Kai'Sa build

Bot · patch 26.20

Kai'Sa is currently a strong Bot pick on patch 26.20, holding a 49.5% win rate across 282,996 games (18.5% pick rate, 3.4% ban rate). Kai'Sa is an early-game champion (49.8% before 25 minutes) that wants to close games out before it falls off. The setup below is the highest-win-rate build from real games this patch, not theorycraft.

Win rate

49.5%

Pick

18.5%

Ban

3.4%

Games

282,996

Region

Global TR EUW EUNE NA KR BR LAN LAS OCE RU JP

Summoner Spells

// The build · 53.2% win ratevs 49.5% for the championHighest win rate path this patch

Start49.4%−0.1

First back

Core · in order53.2%+3.7

The whole build

Boots49.5%

Situational swap

Late options-

Pick one, not all

Runes

49.3% win rate

Precision

Inspiration

Skill Order

Max order:

Q→

E→

123456789101112131415161718

Win Rate by Game Length

How the champion performs as games go longer.

< 25 min49.8%

25-30 min50.5%

30-35 min49.2%

35-40 min47.0%

40+ min46.8%

44%50%56%

Win Rate Trend

48.2%

50.1%

26.1126.1226.1326.1426.1526.1626.1726.1826.1926.20

// Matchups · who beats Kai'SaAll matchups →

// The short version

Start Doran's Bow, Health Potion and Health Potion and rush Kraken Slayer, Guinsoo's Rageblade and Terminus; this core wins 53.2% of Bot games; Lethal Tempo is the keystone of choice; most players max Q → E → W.