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This will vary because unlike other stat sites we include 100% of a brackets champions played and never include champions that don't belong in the bracket.
Iron Champions Analysed: 23,315,276
We include 100% of the champions played of every selected tier bracket in our analysis, we never include champions from outside the tier quoted tier.
Kai'Sa Counters
Kai'Sa bottom vs bottom Counters
Kai'Sa bottom on Patch 30 is the strongest counter to bottom champions of Irelia, Zyra & Yone. While Kai'Sa bottom is countered most by bottom champions of Swain, Nilah & Kog'Maw. Below is a detailed breakdown of Kai'Sa bottom counters against bottom champions with a minimum of 100 games.
Swain
the Noxian Grand General
Kai'Sa wins against Swain 40.71% of the time which is 6.18% lower against Swain than the average opponent.
After normalising both champions win rates Kai'Sa wins against Swain 4.11% less often than would be expected.
The average opponent winrate against Swain is 46.89%.
Nilah
the Joy Unbound
Kai'Sa wins against Nilah 43.17% of the time which is 5.06% lower against Nilah than the average opponent.
After normalising both champions win rates Kai'Sa wins against Nilah 2.98% less often than would be expected.
The average opponent winrate against Nilah is 48.23%.
Kog'Maw
the Mouth of the Abyss
Kai'Sa wins against Kog'Maw 43.52% of the time which is 5.04% lower against Kog'Maw than the average opponent.
After normalising both champions win rates Kai'Sa wins against Kog'Maw 2.96% less often than would be expected.
The average opponent winrate against Kog'Maw is 48.56%.
Veigar
the Tiny Master of Evil
Kai'Sa wins against Veigar 44.35% of the time which is 3.38% lower against Veigar than the average opponent.
After normalising both champions win rates Kai'Sa wins against Veigar 1.30% less often than would be expected.
The average opponent winrate against Veigar is 47.73%.
Hwei
the Visionary
Kai'Sa wins against Hwei 44.69% of the time which is 3.12% lower against Hwei than the average opponent.
After normalising both champions win rates Kai'Sa wins against Hwei 1.04% less often than would be expected.
The average opponent winrate against Hwei is 47.81%.
Heimerdinger
the Revered Inventor
Kai'Sa wins against Heimerdinger 45.17% of the time which is 2.86% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Kai'Sa wins against Heimerdinger 0.78% less often than would be expected.
The average opponent winrate against Heimerdinger is 48.03%.
Cho'Gath
the Terror of the Void
Kai'Sa wins against Cho'Gath 45.28% of the time which is 7.90% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Kai'Sa wins against Cho'Gath 5.82% less often than would be expected.
The average opponent winrate against Cho'Gath is 53.18%.
Sylas
the Unshackled
Kai'Sa wins against Sylas 46.23% of the time which is 10.16% lower against Sylas than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sylas 8.10% less often than would be expected.
The average opponent winrate against Sylas is 56.39%.
Cassiopeia
the Serpent's Embrace
Kai'Sa wins against Cassiopeia 46.46% of the time which is 3.03% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Kai'Sa wins against Cassiopeia 0.95% less often than would be expected.
The average opponent winrate against Cassiopeia is 49.49%.
Aurelion Sol
The Star Forger
Kai'Sa wins against Aurelion Sol 46.49% of the time which is 0.65% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Kai'Sa wins against Aurelion Sol 1.42% more often than would be expected.
The average opponent winrate against Aurelion Sol is 47.14%.
Aphelios
the Weapon of the Faithful
Kai'Sa wins against Aphelios 46.55% of the time which is 3.67% lower against Aphelios than the average opponent.
After normalising both champions win rates Kai'Sa wins against Aphelios 1.59% less often than would be expected.
The average opponent winrate against Aphelios is 50.22%.
Twisted Fate
the Card Master
Kai'Sa wins against Twisted Fate 46.73% of the time which is 6.82% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Kai'Sa wins against Twisted Fate 4.74% less often than would be expected.
The average opponent winrate against Twisted Fate is 53.55%.
Sivir
the Battle Mistress
Kai'Sa wins against Sivir 47.09% of the time which is 2.17% lower against Sivir than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sivir 0.09% less often than would be expected.
The average opponent winrate against Sivir is 49.26%.
Smolder
the Fiery Fledgling
Kai'Sa wins against Smolder 47.13% of the time which is 2.17% lower against Smolder than the average opponent.
After normalising both champions win rates Kai'Sa wins against Smolder 0.09% less often than would be expected.
The average opponent winrate against Smolder is 49.30%.
Jinx
the Loose Cannon
Kai'Sa wins against Jinx 47.15% of the time which is 2.73% lower against Jinx than the average opponent.
After normalising both champions win rates Kai'Sa wins against Jinx 0.65% less often than would be expected.
The average opponent winrate against Jinx is 49.88%.
Samira
the Desert Rose
Kai'Sa wins against Samira 47.20% of the time which is 3.04% lower against Samira than the average opponent.
After normalising both champions win rates Kai'Sa wins against Samira 0.96% less often than would be expected.
The average opponent winrate against Samira is 50.24%.
Xayah
the Rebel
Kai'Sa wins against Xayah 47.37% of the time which is 4.17% lower against Xayah than the average opponent.
After normalising both champions win rates Kai'Sa wins against Xayah 2.09% less often than would be expected.
The average opponent winrate against Xayah is 51.54%.
Miss Fortune
the Bounty Hunter
Kai'Sa wins against Miss Fortune 47.39% of the time which is 2.04% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Kai'Sa wins against Miss Fortune 0.04% more often than would be expected.
The average opponent winrate against Miss Fortune is 49.43%.
Ashe
the Frost Archer
Kai'Sa wins against Ashe 47.41% of the time which is 3.24% lower against Ashe than the average opponent.
After normalising both champions win rates Kai'Sa wins against Ashe 1.16% less often than would be expected.
The average opponent winrate against Ashe is 50.65%.
Ziggs
the Hexplosives Expert
Kai'Sa wins against Ziggs 47.58% of the time which is 1.00% lower against Ziggs than the average opponent.
After normalising both champions win rates Kai'Sa wins against Ziggs 1.08% more often than would be expected.
The average opponent winrate against Ziggs is 48.58%.
Twitch
the Plague Rat
Kai'Sa wins against Twitch 47.77% of the time which is 2.80% lower against Twitch than the average opponent.
After normalising both champions win rates Kai'Sa wins against Twitch 0.72% less often than would be expected.
The average opponent winrate against Twitch is 50.57%.
Senna
the Redeemer
Kai'Sa wins against Senna 47.82% of the time which is 2.86% lower against Senna than the average opponent.
After normalising both champions win rates Kai'Sa wins against Senna 0.78% less often than would be expected.
The average opponent winrate against Senna is 50.68%.
Vayne
the Night Hunter
Kai'Sa wins against Vayne 47.88% of the time which is 2.21% lower against Vayne than the average opponent.
After normalising both champions win rates Kai'Sa wins against Vayne 0.13% less often than would be expected.
The average opponent winrate against Vayne is 50.09%.
Malzahar
the Prophet of the Void
Kai'Sa wins against Malzahar 47.98% of the time which is 1.99% lower against Malzahar than the average opponent.
After normalising both champions win rates Kai'Sa wins against Malzahar 0.09% more often than would be expected.
The average opponent winrate against Malzahar is 49.97%.
Seraphine
the Starry-Eyed Songstress
Kai'Sa wins against Seraphine 48.05% of the time which is 4.81% lower against Seraphine than the average opponent.
After normalising both champions win rates Kai'Sa wins against Seraphine 2.73% less often than would be expected.
The average opponent winrate against Seraphine is 52.86%.
Brand
the Burning Vengeance
Kai'Sa wins against Brand 48.39% of the time which is 1.95% lower against Brand than the average opponent.
After normalising both champions win rates Kai'Sa wins against Brand 0.13% more often than would be expected.
The average opponent winrate against Brand is 50.34%.
Caitlyn
the Sheriff of Piltover
Kai'Sa wins against Caitlyn 48.61% of the time which is 2.39% lower against Caitlyn than the average opponent.
After normalising both champions win rates Kai'Sa wins against Caitlyn 0.31% less often than would be expected.
The average opponent winrate against Caitlyn is 51.00%.
Sett
the Boss
Kai'Sa wins against Sett 48.76% of the time which is 0.25% higher against Sett than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sett 2.33% more often than would be expected.
The average opponent winrate against Sett is 48.51%.
Yasuo
the Unforgiven
Kai'Sa wins against Yasuo 48.85% of the time which is 0.15% lower against Yasuo than the average opponent.
After normalising both champions win rates Kai'Sa wins against Yasuo 1.93% more often than would be expected.
The average opponent winrate against Yasuo is 49.00%.
Teemo
the Swift Scout
Kai'Sa wins against Teemo 49.05% of the time which is 0.07% lower against Teemo than the average opponent.
After normalising both champions win rates Kai'Sa wins against Teemo 2.01% more often than would be expected.
The average opponent winrate against Teemo is 49.12%.
Yunara
the Unbroken Faith
Kai'Sa wins against Yunara 49.30% of the time which is 2.98% lower against Yunara than the average opponent.
After normalising both champions win rates Kai'Sa wins against Yunara 0.90% less often than would be expected.
The average opponent winrate against Yunara is 52.28%.
Jhin
the Virtuoso
Kai'Sa wins against Jhin 49.44% of the time which is 0.85% lower against Jhin than the average opponent.
After normalising both champions win rates Kai'Sa wins against Jhin 1.23% more often than would be expected.
The average opponent winrate against Jhin is 50.29%.
Mel
the Soul's Reflection
Kai'Sa wins against Mel 49.47% of the time which is 1.77% lower against Mel than the average opponent.
After normalising both champions win rates Kai'Sa wins against Mel 0.31% more often than would be expected.
The average opponent winrate against Mel is 51.24%.
Ahri
the Nine-Tailed Fox
Kai'Sa wins against Ahri 49.62% of the time which is 3.44% lower against Ahri than the average opponent.
After normalising both champions win rates Kai'Sa wins against Ahri 1.36% less often than would be expected.
The average opponent winrate against Ahri is 53.06%.
Lux
the Lady of Luminosity
Kai'Sa wins against Lux 49.84% of the time which is 1.70% lower against Lux than the average opponent.
After normalising both champions win rates Kai'Sa wins against Lux 0.38% more often than would be expected.
The average opponent winrate against Lux is 51.54%.
Draven
the Glorious Executioner
Kai'Sa wins against Draven 49.88% of the time which is 3.07% lower against Draven than the average opponent.
After normalising both champions win rates Kai'Sa wins against Draven 0.99% less often than would be expected.
The average opponent winrate against Draven is 52.95%.
Tristana
the Yordle Gunner
Kai'Sa wins against Tristana 50.13% of the time which is 1.89% lower against Tristana than the average opponent.
After normalising both champions win rates Kai'Sa wins against Tristana 0.19% more often than would be expected.
The average opponent winrate against Tristana is 52.02%.
Quinn
Demacia's Wings
Kai'Sa wins against Quinn 50.25% of the time which is 2.27% lower against Quinn than the average opponent.
After normalising both champions win rates Kai'Sa wins against Quinn 0.19% less often than would be expected.
The average opponent winrate against Quinn is 52.52%.
Lucian
the Purifier
Kai'Sa wins against Lucian 50.79% of the time which is 1.59% lower against Lucian than the average opponent.
After normalising both champions win rates Kai'Sa wins against Lucian 0.49% more often than would be expected.
The average opponent winrate against Lucian is 52.38%.
Zeri
The Spark of Zaun
Kai'Sa wins against Zeri 50.89% of the time which is 0.49% lower against Zeri than the average opponent.
After normalising both champions win rates Kai'Sa wins against Zeri 1.59% more often than would be expected.
The average opponent winrate against Zeri is 51.38%.
Varus
the Arrow of Retribution
Kai'Sa wins against Varus 50.99% of the time which is 2.02% lower against Varus than the average opponent.
After normalising both champions win rates Kai'Sa wins against Varus 0.06% more often than would be expected.
The average opponent winrate against Varus is 53.01%.
Ezreal
the Prodigal Explorer
Kai'Sa wins against Ezreal 51.46% of the time which is 1.33% lower against Ezreal than the average opponent.
After normalising both champions win rates Kai'Sa wins against Ezreal 0.75% more often than would be expected.
The average opponent winrate against Ezreal is 52.79%.
Vel'Koz
the Eye of the Void
Kai'Sa wins against Vel'Koz 51.96% of the time which is 3.25% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Kai'Sa wins against Vel'Koz 5.33% more often than would be expected.
The average opponent winrate against Vel'Koz is 48.71%.
Corki
the Daring Bombardier
Kai'Sa wins against Corki 52.00% of the time which is 2.06% lower against Corki than the average opponent.
After normalising both champions win rates Kai'Sa wins against Corki 0.01% more often than would be expected.
The average opponent winrate against Corki is 54.06%.
Xerath
the Magus Ascendant
Kai'Sa wins against Xerath 52.97% of the time which is 2.69% higher against Xerath than the average opponent.
After normalising both champions win rates Kai'Sa wins against Xerath 4.77% more often than would be expected.
The average opponent winrate against Xerath is 50.28%.
Kalista
the Spear of Vengeance
Kai'Sa wins against Kalista 53.14% of the time which is 1.21% lower against Kalista than the average opponent.
After normalising both champions win rates Kai'Sa wins against Kalista 0.86% more often than would be expected.
The average opponent winrate against Kalista is 54.35%.
Pantheon
the Unbreakable Spear
Kai'Sa wins against Pantheon 53.70% of the time which is 2.54% lower against Pantheon than the average opponent.
After normalising both champions win rates Kai'Sa wins against Pantheon 0.48% less often than would be expected.
The average opponent winrate against Pantheon is 56.24%.
Morgana
the Fallen
Kai'Sa wins against Morgana 54.21% of the time which is 0.15% lower against Morgana than the average opponent.
After normalising both champions win rates Kai'Sa wins against Morgana 1.92% more often than would be expected.
The average opponent winrate against Morgana is 54.36%.
Akshan
the Rogue Sentinel
Kai'Sa wins against Akshan 54.44% of the time which is 1.05% higher against Akshan than the average opponent.
After normalising both champions win rates Kai'Sa wins against Akshan 3.13% more often than would be expected.
The average opponent winrate against Akshan is 53.39%.
Neeko
the Curious Chameleon
Kai'Sa wins against Neeko 55.38% of the time which is 0.41% higher against Neeko than the average opponent.
After normalising both champions win rates Kai'Sa wins against Neeko 2.48% more often than would be expected.
The average opponent winrate against Neeko is 54.97%.
Sion
The Undead Juggernaut
Kai'Sa wins against Sion 55.45% of the time which is 1.95% higher against Sion than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sion 4.03% more often than would be expected.
The average opponent winrate against Sion is 53.50%.
Yone
the Unforgotten
Kai'Sa wins against Yone 57.14% of the time which is 2.03% higher against Yone than the average opponent.
After normalising both champions win rates Kai'Sa wins against Yone 4.10% more often than would be expected.
The average opponent winrate against Yone is 55.11%.
Zyra
Rise of the Thorns
Kai'Sa wins against Zyra 58.00% of the time which is 3.79% higher against Zyra than the average opponent.
After normalising both champions win rates Kai'Sa wins against Zyra 5.86% more often than would be expected.
The average opponent winrate against Zyra is 54.21%.
Irelia
the Blade Dancer
Kai'Sa wins against Irelia 58.12% of the time which is 4.35% higher against Irelia than the average opponent.
After normalising both champions win rates Kai'Sa wins against Irelia 6.43% more often than would be expected.
The average opponent winrate against Irelia is 53.77%.
