

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.
Platinum Champions Analysed: 14,472,221
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.


Karthus Counters
Karthus bottom vs middle Counters
Presently there is insufficent games played by Karthus bottom on Patch 15.16 to determine the strongest middle counters. A matchup requires a minimum of 100 games to be displayed.


Sylas
el Usurpador
Karthus wins against Sylas 44.25% of the time which is 5.40% lower against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 7.41% less often than would be expected.
The average opponent winrate against Sylas is 49.65%.


Malzahar
el Profeta del Vacío
Karthus wins against Malzahar 47.37% of the time which is 0.21% higher against Malzahar than the average opponent.
After normalising both champions win rates Karthus wins against Malzahar 1.80% less often than would be expected.
The average opponent winrate against Malzahar is 47.16%.


Yasuo
el Imperdonable
Karthus wins against Yasuo 54.62% of the time which is 5.19% higher against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 3.18% more often than would be expected.
The average opponent winrate against Yasuo is 49.43%.


Zed
el Maestro de las Sombras
Karthus wins against Zed 55.05% of the time which is 5.08% higher against Zed than the average opponent.
After normalising both champions win rates Karthus wins against Zed 3.07% more often than would be expected.
The average opponent winrate against Zed is 49.97%.


Ahri
la Vastaya de Nueve Colas
Karthus wins against Ahri 55.73% of the time which is 5.76% higher against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 3.75% more often than would be expected.
The average opponent winrate against Ahri is 49.97%.