

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: 1,944,700
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 jungle vs support Counters
Presently there is insufficent games played by Karthus jungle on Patch 15.17 to determine the strongest support counters. A matchup requires a minimum of 100 games to be displayed.


Lux
Dame de lumière
Karthus wins against Lux 46.23% of the time which is 3.69% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 2.58% less often than would be expected.
The average opponent winrate against Lux is 49.92%.


Thresh
Garde aux chaînes
Karthus wins against Thresh 48.73% of the time which is 1.11% lower against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 0.00% less often than would be expected.
The average opponent winrate against Thresh is 49.84%.


Nami
Aquamancienne
Karthus wins against Nami 49.14% of the time which is 1.16% higher against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 2.27% more often than would be expected.
The average opponent winrate against Nami is 47.98%.


Nautilus
Titan des profondeurs
Karthus wins against Nautilus 49.54% of the time which is 0.90% lower against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 0.21% more often than would be expected.
The average opponent winrate against Nautilus is 50.44%.


Lulu
Sorcière féérique
Karthus wins against Lulu 50.00% of the time which is 0.19% lower against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 0.92% more often than would be expected.
The average opponent winrate against Lulu is 50.19%.