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.
Grandmaster Champions Analysed: 584,440
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.
Katarina Counters
Katarina middle vs middle Counters
Presently there is insufficent games played by Katarina middle on Patch 30 to determine the strongest middle counters. A matchup requires a minimum of 100 games to be displayed.
Sylas
the Unshackled
Katarina wins against Sylas 48.62% of the time which is 2.74% higher against Sylas than the average opponent.
After normalising both champions win rates Katarina wins against Sylas 6.37% less often than would be expected.
The average opponent winrate against Sylasis 45.88%.
Yasuo
the Unforgiven
Katarina wins against Yasuo 53.42% of the time which is 8.30% higher against Yasuo than the average opponent.
After normalising both champions win rates Katarina wins against Yasuo 0.80% less often than would be expected.
The average opponent winrate against Yasuois 45.12%.
LeBlanc
the Deceiver
Katarina wins against LeBlanc 53.49% of the time which is 9.06% higher against LeBlanc than the average opponent.
After normalising both champions win rates Katarina wins against LeBlanc 0.03% less often than would be expected.
The average opponent winrate against LeBlancis 44.43%.
Yone
the Unforgotten
Katarina wins against Yone 62.77% of the time which is 17.33% higher against Yone than the average opponent.
After normalising both champions win rates Katarina wins against Yone 8.23% more often than would be expected.
The average opponent winrate against Yoneis 45.44%.
Aurora
the Witch Between Worlds
Katarina wins against Aurora 66.67% of the time which is 21.68% higher against Aurora than the average opponent.
After normalising both champions win rates Katarina wins against Aurora 12.58% more often than would be expected.
The average opponent winrate against Aurorais 44.99%.