

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.
Emerald+ Champions Analysed: 16,422,577
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 15.10 to determine the strongest jungle counters. A matchup requires a minimum of 100 games to be displayed.


Kha'Zix
the Voidreaver
Karthus wins against Kha'Zix 42.99% of the time which is 4.80% lower against Kha'Zix than the average opponent.
After normalising both champions win rates Karthus wins against Kha'Zix 4.50% less often than would be expected.
The average opponent winrate against Kha'Zix is 47.79%.


Viego
The Ruined King
Karthus wins against Viego 47.52% of the time which is 2.00% lower against Viego than the average opponent.
After normalising both champions win rates Karthus wins against Viego 1.70% less often than would be expected.
The average opponent winrate against Viego is 49.52%.


Lee Sin
the Blind Monk
Karthus wins against Lee Sin 53.97% of the time which is 3.98% higher against Lee Sin than the average opponent.
After normalising both champions win rates Karthus wins against Lee Sin 4.28% more often than would be expected.
The average opponent winrate against Lee Sin is 49.99%.