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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.
Emerald+ Champions Analysed: 15,273,348
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.
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Kai'Sa Counters
Kai'Sa middle vs middle Counters
Kai'Sa middle on Patch 15.4 is the strongest counter to middle champions of Viktor, Yasuo & Mel. While Kai'Sa middle is countered most by middle champions of Zed, Ahri & Syndra. Below is a detailed breakdown of Kai'Sa middle counters against middle champions with a minimum of 100 games.
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Zed
the Master of Shadows
Kai'Sa wins against Zed 41.18% of the time which is 9.05% lower against Zed than the average opponent.
After normalising both champions win rates Kai'Sa wins against Zed 5.37% less often than would be expected.
The average opponent winrate against Zed is 50.23%.
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Ahri
the Nine-Tailed Fox
Kai'Sa wins against Ahri 42.05% of the time which is 5.39% lower against Ahri than the average opponent.
After normalising both champions win rates Kai'Sa wins against Ahri 1.75% less often than would be expected.
The average opponent winrate against Ahri is 47.44%.
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Syndra
the Dark Sovereign
Kai'Sa wins against Syndra 43.90% of the time which is 3.96% lower against Syndra than the average opponent.
After normalising both champions win rates Kai'Sa wins against Syndra 0.31% less often than would be expected.
The average opponent winrate against Syndra is 47.86%.
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Sylas
the Unshackled
Kai'Sa wins against Sylas 43.94% of the time which is 5.10% lower against Sylas than the average opponent.
After normalising both champions win rates Kai'Sa wins against Sylas 1.43% less often than would be expected.
The average opponent winrate against Sylas is 49.04%.
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Akali
the Rogue Assassin
Kai'Sa wins against Akali 45.38% of the time which is 3.14% lower against Akali than the average opponent.
After normalising both champions win rates Kai'Sa wins against Akali 0.52% more often than would be expected.
The average opponent winrate against Akali is 48.52%.
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Mel
the Soul's Reflection
Kai'Sa wins against Mel 46.96% of the time which is 6.04% lower against Mel than the average opponent.
After normalising both champions win rates Kai'Sa wins against Mel 2.34% less often than would be expected.
The average opponent winrate against Mel is 53.00%.
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Yasuo
the Unforgiven
Kai'Sa wins against Yasuo 47.06% of the time which is 1.48% lower against Yasuo than the average opponent.
After normalising both champions win rates Kai'Sa wins against Yasuo 2.18% more often than would be expected.
The average opponent winrate against Yasuo is 48.54%.
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Viktor
the Herald of the Arcane
Kai'Sa wins against Viktor 47.58% of the time which is 0.74% lower against Viktor than the average opponent.
After normalising both champions win rates Kai'Sa wins against Viktor 2.91% more often than would be expected.
The average opponent winrate against Viktor is 48.32%.