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: 26,066,361
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 top vs middle Counters
Presently there is insufficent games played by Karthus top on Patch 14.9 to determine the strongest middle counters. A matchup requires a minimum of 100 games to be displayed.
Hwei
Il visionario
Karthus wins against Hwei 36.89% of the time which is 12.22% lower against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 12.75% less often than would be expected.
The average opponent winrate against Hweiis 49.11%.
Ahri
la volpe a nove code
Karthus wins against Ahri 42.98% of the time which is 5.02% lower against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 5.55% less often than would be expected.
The average opponent winrate against Ahriis 48.00%.
Katarina
la lama sinistra
Karthus wins against Katarina 49.52% of the time which is 1.70% higher against Katarina than the average opponent.
After normalising both champions win rates Karthus wins against Katarina 1.17% more often than would be expected.
The average opponent winrate against Katarinais 47.82%.