

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.
Gold+ Champions Analysed: 47,722,172
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 jungle Counters
Kai'Sa bottom on Patch 15.9 is the strongest counter to jungle champions of Yasuo, Aurelion Sol & Malphite. While Kai'Sa bottom is countered most by jungle champions of Yorick, Nasus & Warwick. Below is a detailed breakdown of Kai'Sa bottom counters against jungle champions with a minimum of 100 games.


Yorick
a lelkek pásztora
Kai'Sa wins against Yorick 45.35% of the time which is 1.43% lower against Yorick than the average opponent.
After normalising both champions win rates Kai'Sa wins against Yorick 1.20% less often than would be expected.
The average opponent winrate against Yorick is 46.78%.


Nasus
a homokdűnék őre
Kai'Sa wins against Nasus 46.21% of the time which is 2.72% lower against Nasus than the average opponent.
After normalising both champions win rates Kai'Sa wins against Nasus 2.49% less often than would be expected.
The average opponent winrate against Nasus is 48.93%.


Warwick
Zaun elszabadult dühe
Kai'Sa wins against Warwick 46.30% of the time which is 0.30% lower against Warwick than the average opponent.
After normalising both champions win rates Kai'Sa wins against Warwick 0.07% less often than would be expected.
The average opponent winrate against Warwick is 46.60%.


Fiddlesticks
az ősi rém
Kai'Sa wins against Fiddlesticks 46.91% of the time which is 1.68% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Kai'Sa wins against Fiddlesticks 1.45% less often than would be expected.
The average opponent winrate against Fiddlesticks is 48.59%.


Ivern
a zöld barát
Kai'Sa wins against Ivern 47.16% of the time which is 1.28% lower against Ivern than the average opponent.
After normalising both champions win rates Kai'Sa wins against Ivern 1.05% less often than would be expected.
The average opponent winrate against Ivern is 48.44%.


Xin Zhao
Demacia udvarmestere
Kai'Sa wins against Xin Zhao 47.21% of the time which is 0.54% lower against Xin Zhao than the average opponent.
After normalising both champions win rates Kai'Sa wins against Xin Zhao 0.31% less often than would be expected.
The average opponent winrate against Xin Zhao is 47.75%.


Trundle
a Troll király
Kai'Sa wins against Trundle 47.23% of the time which is 0.11% lower against Trundle than the average opponent.
After normalising both champions win rates Kai'Sa wins against Trundle 0.12% more often than would be expected.
The average opponent winrate against Trundle is 47.34%.


Briar
a Visszafojtott éhség
Kai'Sa wins against Briar 47.24% of the time which is 0.14% higher against Briar than the average opponent.
After normalising both champions win rates Kai'Sa wins against Briar 0.37% more often than would be expected.
The average opponent winrate against Briar is 47.10%.


Naafiri
az ezeragyarú kopó
Kai'Sa wins against Naafiri 47.26% of the time which is 1.37% lower against Naafiri than the average opponent.
After normalising both champions win rates Kai'Sa wins against Naafiri 1.14% less often than would be expected.
The average opponent winrate against Naafiri is 48.63%.


Wukong
a majomkirály
Kai'Sa wins against Wukong 47.34% of the time which is 0.87% lower against Wukong than the average opponent.
After normalising both champions win rates Kai'Sa wins against Wukong 0.64% less often than would be expected.
The average opponent winrate against Wukong is 48.21%.


Elise
a Pókkirálynő
Kai'Sa wins against Elise 47.43% of the time which is 2.36% lower against Elise than the average opponent.
After normalising both champions win rates Kai'Sa wins against Elise 2.13% less often than would be expected.
The average opponent winrate against Elise is 49.79%.


Amumu
a szomorú múmia
Kai'Sa wins against Amumu 47.56% of the time which is 0.86% lower against Amumu than the average opponent.
After normalising both champions win rates Kai'Sa wins against Amumu 0.63% less often than would be expected.
The average opponent winrate against Amumu is 48.42%.


Teemo
a fürge felderítő
Kai'Sa wins against Teemo 47.56% of the time which is 0.80% lower against Teemo than the average opponent.
After normalising both champions win rates Kai'Sa wins against Teemo 0.57% less often than would be expected.
The average opponent winrate against Teemo is 48.36%.


Nunu és Willump
a fiú és a jetije
Kai'Sa wins against Nunu és Willump 47.58% of the time which is 0.82% lower against Nunu és Willump than the average opponent.
After normalising both champions win rates Kai'Sa wins against Nunu és Willump 0.59% less often than would be expected.
The average opponent winrate against Nunu és Willump is 48.40%.


Rammus
a páncélos
Kai'Sa wins against Rammus 47.80% of the time which is 0.37% lower against Rammus than the average opponent.
After normalising both champions win rates Kai'Sa wins against Rammus 0.14% less often than would be expected.
The average opponent winrate against Rammus is 48.17%.


Mordekaiser
a vaslidérc
Kai'Sa wins against Mordekaiser 47.93% of the time which is 0.22% higher against Mordekaiser than the average opponent.
After normalising both champions win rates Kai'Sa wins against Mordekaiser 0.45% more often than would be expected.
The average opponent winrate against Mordekaiser is 47.71%.


Sett
a ring királya
Kai'Sa wins against Sett 48.03% of the time which is 1.83% lower against Sett than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sett 1.60% less often than would be expected.
The average opponent winrate against Sett is 49.86%.


Nocturne
az örök rémálom
Kai'Sa wins against Nocturne 48.14% of the time which is 0.54% higher against Nocturne than the average opponent.
After normalising both champions win rates Kai'Sa wins against Nocturne 0.77% more often than would be expected.
The average opponent winrate against Nocturne is 47.60%.


Kayn
az Árnykaszás
Kai'Sa wins against Kayn 48.16% of the time which is 0.11% lower against Kayn than the average opponent.
After normalising both champions win rates Kai'Sa wins against Kayn 0.12% more often than would be expected.
The average opponent winrate against Kayn is 48.27%.


Lillia
a félénk virág
Kai'Sa wins against Lillia 48.24% of the time which is 0.38% lower against Lillia than the average opponent.
After normalising both champions win rates Kai'Sa wins against Lillia 0.15% less often than would be expected.
The average opponent winrate against Lillia is 48.62%.


Pantheon
a törhetetlen lándzsa
Kai'Sa wins against Pantheon 48.35% of the time which is 1.06% lower against Pantheon than the average opponent.
After normalising both champions win rates Kai'Sa wins against Pantheon 0.83% less often than would be expected.
The average opponent winrate against Pantheon is 49.41%.


Volibear
a Kíméletlen vihar
Kai'Sa wins against Volibear 48.46% of the time which is 0.61% higher against Volibear than the average opponent.
After normalising both champions win rates Kai'Sa wins against Volibear 0.84% more often than would be expected.
The average opponent winrate against Volibear is 47.85%.


Karthus
a halál énekese
Kai'Sa wins against Karthus 48.59% of the time which is 1.95% lower against Karthus than the average opponent.
After normalising both champions win rates Kai'Sa wins against Karthus 1.72% less often than would be expected.
The average opponent winrate against Karthus is 50.54%.


Udyr
a lélekvándor
Kai'Sa wins against Udyr 48.64% of the time which is 0.55% lower against Udyr than the average opponent.
After normalising both champions win rates Kai'Sa wins against Udyr 0.32% less often than would be expected.
The average opponent winrate against Udyr is 49.19%.


Shyvana
a félvér sárkány
Kai'Sa wins against Shyvana 48.67% of the time which is 0.31% higher against Shyvana than the average opponent.
After normalising both champions win rates Kai'Sa wins against Shyvana 0.54% more often than would be expected.
The average opponent winrate against Shyvana is 48.36%.


IV. Jarvan
Demacia eszménye
Kai'Sa wins against IV. Jarvan 48.68% of the time which is 0.76% higher against IV. Jarvan than the average opponent.
After normalising both champions win rates Kai'Sa wins against IV. Jarvan 0.99% more often than would be expected.
The average opponent winrate against IV. Jarvan is 47.92%.


Olaf
a rettenthetetlen viking
Kai'Sa wins against Olaf 48.75% of the time which is 0.04% lower against Olaf than the average opponent.
After normalising both champions win rates Kai'Sa wins against Olaf 0.19% more often than would be expected.
The average opponent winrate against Olaf is 48.79%.


Morgana
a bukott
Kai'Sa wins against Morgana 48.76% of the time which is 0.36% lower against Morgana than the average opponent.
After normalising both champions win rates Kai'Sa wins against Morgana 0.13% less often than would be expected.
The average opponent winrate against Morgana is 49.12%.


Jax
a fegyverek nagymestere
Kai'Sa wins against Jax 48.80% of the time which is 0.85% lower against Jax than the average opponent.
After normalising both champions win rates Kai'Sa wins against Jax 0.62% less often than would be expected.
The average opponent winrate against Jax is 49.65%.


Poppy
a pöröly őrzője
Kai'Sa wins against Poppy 48.86% of the time which is 0.10% lower against Poppy than the average opponent.
After normalising both champions win rates Kai'Sa wins against Poppy 0.13% more often than would be expected.
The average opponent winrate against Poppy is 48.96%.


Ekko
a fiú, aki legyőzte az időt
Kai'Sa wins against Ekko 48.90% of the time which is 0.32% lower against Ekko than the average opponent.
After normalising both champions win rates Kai'Sa wins against Ekko 0.09% less often than would be expected.
The average opponent winrate against Ekko is 49.22%.


Shaco
a démoni bohóc
Kai'Sa wins against Shaco 49.05% of the time which is 0.63% lower against Shaco than the average opponent.
After normalising both champions win rates Kai'Sa wins against Shaco 0.40% less often than would be expected.
The average opponent winrate against Shaco is 49.68%.


Kha'Zix
az Üresség ragadozója
Kai'Sa wins against Kha'Zix 49.25% of the time which is 0.36% higher against Kha'Zix than the average opponent.
After normalising both champions win rates Kai'Sa wins against Kha'Zix 0.59% more often than would be expected.
The average opponent winrate against Kha'Zix is 48.89%.


Diana
a Hold bajnoka
Kai'Sa wins against Diana 49.25% of the time which is 0.06% lower against Diana than the average opponent.
After normalising both champions win rates Kai'Sa wins against Diana 0.17% more often than would be expected.
The average opponent winrate against Diana is 49.31%.


Master Yi
a wuju nagymester
Kai'Sa wins against Master Yi 49.32% of the time which is 0.41% higher against Master Yi than the average opponent.
After normalising both champions win rates Kai'Sa wins against Master Yi 0.64% more often than would be expected.
The average opponent winrate against Master Yi is 48.91%.


Dr. Mundo
a zauni őrült
Kai'Sa wins against Dr. Mundo 49.37% of the time which is 1.50% higher against Dr. Mundo than the average opponent.
After normalising both champions win rates Kai'Sa wins against Dr. Mundo 1.73% more often than would be expected.
The average opponent winrate against Dr. Mundo is 47.87%.


Graves
a törvényen kívüli
Kai'Sa wins against Graves 49.44% of the time which is 0.73% lower against Graves than the average opponent.
After normalising both champions win rates Kai'Sa wins against Graves 0.50% less often than would be expected.
The average opponent winrate against Graves is 50.17%.


Rek'Sai
a sivatagi Ürességrém
Kai'Sa wins against Rek'Sai 49.48% of the time which is 0.09% lower against Rek'Sai than the average opponent.
After normalising both champions win rates Kai'Sa wins against Rek'Sai 0.14% more often than would be expected.
The average opponent winrate against Rek'Sai is 49.57%.


Vi
a piltoveri végrehajtó
Kai'Sa wins against Vi 49.48% of the time which is 0.04% higher against Vi than the average opponent.
After normalising both champions win rates Kai'Sa wins against Vi 0.27% more often than would be expected.
The average opponent winrate against Vi is 49.44%.


Maokai
a hatalmas ent
Kai'Sa wins against Maokai 49.55% of the time which is 2.04% lower against Maokai than the average opponent.
After normalising both champions win rates Kai'Sa wins against Maokai 1.81% less often than would be expected.
The average opponent winrate against Maokai is 51.59%.


Sion
az élőholt gyilkológép
Kai'Sa wins against Sion 49.57% of the time which is 1.81% lower against Sion than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sion 1.58% less often than would be expected.
The average opponent winrate against Sion is 51.38%.


Evelynn
A gyötrelem ölelése
Kai'Sa wins against Evelynn 49.78% of the time which is 0.63% higher against Evelynn than the average opponent.
After normalising both champions win rates Kai'Sa wins against Evelynn 0.86% more often than would be expected.
The average opponent winrate against Evelynn is 49.15%.


Bel'Veth
az Üresség császárnője
Kai'Sa wins against Bel'Veth 49.89% of the time which is 0.48% lower against Bel'Veth than the average opponent.
After normalising both champions win rates Kai'Sa wins against Bel'Veth 0.25% less often than would be expected.
The average opponent winrate against Bel'Veth is 50.37%.


Zac
a titkos fegyver
Kai'Sa wins against Zac 49.90% of the time which is 0.40% lower against Zac than the average opponent.
After normalising both champions win rates Kai'Sa wins against Zac 0.17% less often than would be expected.
The average opponent winrate against Zac is 50.30%.


Viego
A letaszított király
Kai'Sa wins against Viego 49.95% of the time which is 0.13% lower against Viego than the average opponent.
After normalising both champions win rates Kai'Sa wins against Viego 0.10% more often than would be expected.
The average opponent winrate against Viego is 50.08%.


Neeko
a kíváncsi kaméleon
Kai'Sa wins against Neeko 50.00% of the time which is 3.94% lower against Neeko than the average opponent.
After normalising both champions win rates Kai'Sa wins against Neeko 3.71% less often than would be expected.
The average opponent winrate against Neeko is 53.94%.


Darius
Noxus keze
Kai'Sa wins against Darius 50.07% of the time which is 0.47% lower against Darius than the average opponent.
After normalising both champions win rates Kai'Sa wins against Darius 0.24% less often than would be expected.
The average opponent winrate against Darius is 50.54%.


Hecarim
a háború árnyéka
Kai'Sa wins against Hecarim 50.17% of the time which is 0.26% lower against Hecarim than the average opponent.
After normalising both champions win rates Kai'Sa wins against Hecarim 0.03% less often than would be expected.
The average opponent winrate against Hecarim is 50.43%.


Kindred
az örökkévalóság vadászai
Kai'Sa wins against Kindred 50.24% of the time which is 0.25% higher against Kindred than the average opponent.
After normalising both champions win rates Kai'Sa wins against Kindred 0.48% more often than would be expected.
The average opponent winrate against Kindred is 49.99%.


Zyra
a tövisek úrnője
Kai'Sa wins against Zyra 50.26% of the time which is 0.33% lower against Zyra than the average opponent.
After normalising both champions win rates Kai'Sa wins against Zyra 0.10% less often than would be expected.
The average opponent winrate against Zyra is 50.59%.


Talon
a penge árnyéka
Kai'Sa wins against Talon 50.35% of the time which is 0.26% higher against Talon than the average opponent.
After normalising both champions win rates Kai'Sa wins against Talon 0.49% more often than would be expected.
The average opponent winrate against Talon is 50.09%.


Brand
a lángoló bosszú
Kai'Sa wins against Brand 50.41% of the time which is 0.70% lower against Brand than the average opponent.
After normalising both champions win rates Kai'Sa wins against Brand 0.47% less often than would be expected.
The average opponent winrate against Brand is 51.11%.


Sejuani
Észak dühe
Kai'Sa wins against Sejuani 50.69% of the time which is 0.32% lower against Sejuani than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sejuani 0.09% less often than would be expected.
The average opponent winrate against Sejuani is 51.01%.


Camille
az acélhölgy
Kai'Sa wins against Camille 50.93% of the time which is 5.72% lower against Camille than the average opponent.
After normalising both champions win rates Kai'Sa wins against Camille 5.50% less often than would be expected.
The average opponent winrate against Camille is 56.65%.


Lee Sin
a világtalan szerzetes
Kai'Sa wins against Lee Sin 51.07% of the time which is 0.10% lower against Lee Sin than the average opponent.
After normalising both champions win rates Kai'Sa wins against Lee Sin 0.13% more often than would be expected.
The average opponent winrate against Lee Sin is 51.17%.


Taliyah
a sziklaszövő
Kai'Sa wins against Taliyah 51.09% of the time which is 1.06% higher against Taliyah than the average opponent.
After normalising both champions win rates Kai'Sa wins against Taliyah 1.29% more often than would be expected.
The average opponent winrate against Taliyah is 50.03%.


Taric
Valoran pajzsa
Kai'Sa wins against Taric 51.11% of the time which is 1.15% lower against Taric than the average opponent.
After normalising both champions win rates Kai'Sa wins against Taric 0.92% less often than would be expected.
The average opponent winrate against Taric is 52.26%.


Shen
az Alkony szeme
Kai'Sa wins against Shen 51.17% of the time which is 2.93% lower against Shen than the average opponent.
After normalising both champions win rates Kai'Sa wins against Shen 2.70% less often than would be expected.
The average opponent winrate against Shen is 54.10%.


Qiyana
Az elemek császárnője
Kai'Sa wins against Qiyana 51.31% of the time which is 0.21% higher against Qiyana than the average opponent.
After normalising both champions win rates Kai'Sa wins against Qiyana 0.44% more often than would be expected.
The average opponent winrate against Qiyana is 51.10%.


Aatrox
a Darkin penge
Kai'Sa wins against Aatrox 51.59% of the time which is 4.74% lower against Aatrox than the average opponent.
After normalising both champions win rates Kai'Sa wins against Aatrox 4.52% less often than would be expected.
The average opponent winrate against Aatrox is 56.33%.


Gwen
Az Áldott varrónő
Kai'Sa wins against Gwen 51.76% of the time which is 0.18% lower against Gwen than the average opponent.
After normalising both champions win rates Kai'Sa wins against Gwen 0.05% more often than would be expected.
The average opponent winrate against Gwen is 51.94%.


Zed
az árnyak nagyura
Kai'Sa wins against Zed 52.10% of the time which is 0.60% higher against Zed than the average opponent.
After normalising both champions win rates Kai'Sa wins against Zed 0.83% more often than would be expected.
The average opponent winrate against Zed is 51.50%.


Ambessa
A háború mátriárkája
Kai'Sa wins against Ambessa 52.21% of the time which is 0.08% lower against Ambessa than the average opponent.
After normalising both champions win rates Kai'Sa wins against Ambessa 0.15% more often than would be expected.
The average opponent winrate against Ambessa is 52.29%.


Singed
az őrült vegyész
Kai'Sa wins against Singed 52.45% of the time which is 2.73% lower against Singed than the average opponent.
After normalising both champions win rates Kai'Sa wins against Singed 2.51% less often than would be expected.
The average opponent winrate against Singed is 55.18%.


Rengar
a büszke ragadozó
Kai'Sa wins against Rengar 53.22% of the time which is 0.29% lower against Rengar than the average opponent.
After normalising both champions win rates Kai'Sa wins against Rengar 0.06% less often than would be expected.
The average opponent winrate against Rengar is 53.51%.


Nidalee
a vadászó bestia
Kai'Sa wins against Nidalee 53.40% of the time which is 0.54% lower against Nidalee than the average opponent.
After normalising both champions win rates Kai'Sa wins against Nidalee 0.31% less often than would be expected.
The average opponent winrate against Nidalee is 53.94%.


Gragas
a csőcselék felbujtója
Kai'Sa wins against Gragas 53.48% of the time which is 0.06% higher against Gragas than the average opponent.
After normalising both champions win rates Kai'Sa wins against Gragas 0.29% more often than would be expected.
The average opponent winrate against Gragas is 53.42%.


Yone
az el nem feledett
Kai'Sa wins against Yone 53.50% of the time which is 5.34% lower against Yone than the average opponent.
After normalising both champions win rates Kai'Sa wins against Yone 5.13% less often than would be expected.
The average opponent winrate against Yone is 58.84%.


Cho'Gath
az Üresség réme
Kai'Sa wins against Cho'Gath 53.73% of the time which is 0.92% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Kai'Sa wins against Cho'Gath 1.15% more often than would be expected.
The average opponent winrate against Cho'Gath is 52.81%.


Rumble
a gépesített fenyegetés
Kai'Sa wins against Rumble 53.99% of the time which is 2.61% higher against Rumble than the average opponent.
After normalising both champions win rates Kai'Sa wins against Rumble 2.84% more often than would be expected.
The average opponent winrate against Rumble is 51.38%.


Sylas
a kiszabadult rab
Kai'Sa wins against Sylas 54.29% of the time which is 0.22% higher against Sylas than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sylas 0.45% more often than would be expected.
The average opponent winrate against Sylas is 54.07%.


Skarner
az Ősi fejedelem
Kai'Sa wins against Skarner 54.44% of the time which is 1.03% lower against Skarner than the average opponent.
After normalising both champions win rates Kai'Sa wins against Skarner 0.81% less often than would be expected.
The average opponent winrate against Skarner is 55.47%.


Tryndamere
a barbárvezér
Kai'Sa wins against Tryndamere 54.79% of the time which is 2.60% higher against Tryndamere than the average opponent.
After normalising both champions win rates Kai'Sa wins against Tryndamere 2.83% more often than would be expected.
The average opponent winrate against Tryndamere is 52.19%.


Urgot
a pusztító
Kai'Sa wins against Urgot 56.97% of the time which is 6.02% higher against Urgot than the average opponent.
After normalising both champions win rates Kai'Sa wins against Urgot 6.25% more often than would be expected.
The average opponent winrate against Urgot is 50.95%.


Galio
a kolosszus
Kai'Sa wins against Galio 57.14% of the time which is 2.60% lower against Galio than the average opponent.
After normalising both champions win rates Kai'Sa wins against Galio 2.40% less often than would be expected.
The average opponent winrate against Galio is 59.74%.


Nautilus
a mélység titánja
Kai'Sa wins against Nautilus 57.71% of the time which is 2.46% lower against Nautilus than the average opponent.
After normalising both champions win rates Kai'Sa wins against Nautilus 2.26% less often than would be expected.
The average opponent winrate against Nautilus is 60.17%.


Garen
Demacia ereje
Kai'Sa wins against Garen 58.17% of the time which is 0.15% lower against Garen than the average opponent.
After normalising both champions win rates Kai'Sa wins against Garen 0.06% more often than would be expected.
The average opponent winrate against Garen is 58.32%.


Quinn
Demacia szárnyai
Kai'Sa wins against Quinn 59.06% of the time which is 1.52% higher against Quinn than the average opponent.
After normalising both champions win rates Kai'Sa wins against Quinn 1.73% more often than would be expected.
The average opponent winrate against Quinn is 57.54%.


Vayne
az éji vadász
Kai'Sa wins against Vayne 59.85% of the time which is 5.34% higher against Vayne than the average opponent.
After normalising both champions win rates Kai'Sa wins against Vayne 5.56% more often than would be expected.
The average opponent winrate against Vayne is 54.51%.


Riven
a száműzött
Kai'Sa wins against Riven 61.40% of the time which is 3.02% higher against Riven than the average opponent.
After normalising both champions win rates Kai'Sa wins against Riven 3.23% more often than would be expected.
The average opponent winrate against Riven is 58.38%.


Twitch
a pestispatkány
Kai'Sa wins against Twitch 61.67% of the time which is 2.33% higher against Twitch than the average opponent.
After normalising both champions win rates Kai'Sa wins against Twitch 2.54% more often than would be expected.
The average opponent winrate against Twitch is 59.34%.


Malphite
a monolitszilánk
Kai'Sa wins against Malphite 62.19% of the time which is 4.36% higher against Malphite than the average opponent.
After normalising both champions win rates Kai'Sa wins against Malphite 4.57% more often than would be expected.
The average opponent winrate against Malphite is 57.83%.


Aurelion Sol
a csillagok kovácsa
Kai'Sa wins against Aurelion Sol 62.91% of the time which is 6.64% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Kai'Sa wins against Aurelion Sol 6.86% more often than would be expected.
The average opponent winrate against Aurelion Sol is 56.27%.


Yasuo
a kitaszított
Kai'Sa wins against Yasuo 71.67% of the time which is 8.25% higher against Yasuo than the average opponent.
After normalising both champions win rates Kai'Sa wins against Yasuo 8.43% more often than would be expected.
The average opponent winrate against Yasuo is 63.42%.