

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.
Diamond+ Champions Analysed: 4,180,027
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.


Galio
a kolosszus
Karthus wins against Galio 52.78% of the time which is 5.39% higher against Galio than the average opponent.
After normalising both champions win rates Karthus wins against Galio 1.02% less often than would be expected.
The average opponent winrate against Galio is 47.39%.


Sylas
a kiszabadult rab
Karthus wins against Sylas 57.50% of the time which is 8.52% higher against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 2.11% more often than would be expected.
The average opponent winrate against Sylas is 48.98%.


Ahri
a kilencfarkú róka
Karthus wins against Ahri 62.30% of the time which is 13.39% higher against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 6.98% more often than would be expected.
The average opponent winrate against Ahri is 48.91%.