

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: 16,715,690
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 middle vs jungle Counters
Presently there is insufficent games played by Karthus middle on Patch 15.11 to determine the strongest jungle counters. A matchup requires a minimum of 100 games to be displayed.


Kayn
Faucheur de l'ombre
Karthus wins against Kayn 50.00% of the time which is 1.40% higher against Kayn than the average opponent.
After normalising both champions win rates Karthus wins against Kayn 0.73% less often than would be expected.
The average opponent winrate against Kayn is 48.60%.


Lee Sin
Moine aveugle
Karthus wins against Lee Sin 50.43% of the time which is 0.25% lower against Lee Sin than the average opponent.
After normalising both champions win rates Karthus wins against Lee Sin 2.38% less often than would be expected.
The average opponent winrate against Lee Sin is 50.68%.


Kha'Zix
Faucheur du Néant
Karthus wins against Kha'Zix 51.85% of the time which is 3.60% higher against Kha'Zix than the average opponent.
After normalising both champions win rates Karthus wins against Kha'Zix 1.47% more often than would be expected.
The average opponent winrate against Kha'Zix is 48.25%.


Viego
Roi déchu
Karthus wins against Viego 52.67% of the time which is 2.87% higher against Viego than the average opponent.
After normalising both champions win rates Karthus wins against Viego 0.74% more often than would be expected.
The average opponent winrate against Viego is 49.80%.