

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: 16,967,215
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 top Counters
Karthus bottom on Patch 15.4 is the strongest counter to top champions of Sion, Gragas & Ornn. While Karthus bottom is countered most by top champions of Cho'Gath, Aatrox & Malphite. Below is a detailed breakdown of Karthus bottom counters against top champions with a minimum of 100 games.


Cho'Gath
the Terror of the Void
Karthus wins against Cho'Gath 44.91% of the time which is 2.79% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Karthus wins against Cho'Gath 8.07% less often than would be expected.
The average opponent winrate against Cho'Gath is 47.70%.


Aatrox
the Darkin Blade
Karthus wins against Aatrox 47.59% of the time which is 0.53% lower against Aatrox than the average opponent.
After normalising both champions win rates Karthus wins against Aatrox 5.81% less often than would be expected.
The average opponent winrate against Aatrox is 48.12%.


Malphite
Shard of the Monolith
Karthus wins against Malphite 49.02% of the time which is 2.04% higher against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 3.24% less often than would be expected.
The average opponent winrate against Malphite is 46.98%.


Volibear
the Relentless Storm
Karthus wins against Volibear 51.00% of the time which is 2.01% higher against Volibear than the average opponent.
After normalising both champions win rates Karthus wins against Volibear 3.27% less often than would be expected.
The average opponent winrate against Volibear is 48.99%.


Renekton
the Butcher of the Sands
Karthus wins against Renekton 51.28% of the time which is 1.70% higher against Renekton than the average opponent.
After normalising both champions win rates Karthus wins against Renekton 3.58% less often than would be expected.
The average opponent winrate against Renekton is 49.58%.


Jax
Grandmaster at Arms
Karthus wins against Jax 51.28% of the time which is 2.21% higher against Jax than the average opponent.
After normalising both champions win rates Karthus wins against Jax 3.07% less often than would be expected.
The average opponent winrate against Jax is 49.07%.


Mordekaiser
the Iron Revenant
Karthus wins against Mordekaiser 51.54% of the time which is 3.91% higher against Mordekaiser than the average opponent.
After normalising both champions win rates Karthus wins against Mordekaiser 1.37% less often than would be expected.
The average opponent winrate against Mordekaiser is 47.63%.


Jayce
the Defender of Tomorrow
Karthus wins against Jayce 51.69% of the time which is 2.11% higher against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 3.17% less often than would be expected.
The average opponent winrate against Jayce is 49.58%.


Sett
the Boss
Karthus wins against Sett 51.90% of the time which is 5.07% higher against Sett than the average opponent.
After normalising both champions win rates Karthus wins against Sett 0.21% less often than would be expected.
The average opponent winrate against Sett is 46.83%.


Garen
The Might of Demacia
Karthus wins against Garen 52.33% of the time which is 4.80% higher against Garen than the average opponent.
After normalising both champions win rates Karthus wins against Garen 0.48% less often than would be expected.
The average opponent winrate against Garen is 47.53%.


Ambessa
Matriarch of War
Karthus wins against Ambessa 53.70% of the time which is 4.37% higher against Ambessa than the average opponent.
After normalising both champions win rates Karthus wins against Ambessa 0.91% less often than would be expected.
The average opponent winrate against Ambessa is 49.33%.


Riven
the Exile
Karthus wins against Riven 54.38% of the time which is 7.69% higher against Riven than the average opponent.
After normalising both champions win rates Karthus wins against Riven 2.41% more often than would be expected.
The average opponent winrate against Riven is 46.69%.


Yone
the Unforgotten
Karthus wins against Yone 55.03% of the time which is 5.02% higher against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 0.26% less often than would be expected.
The average opponent winrate against Yone is 50.01%.


Urgot
the Dreadnought
Karthus wins against Urgot 55.14% of the time which is 9.00% higher against Urgot than the average opponent.
After normalising both champions win rates Karthus wins against Urgot 3.72% more often than would be expected.
The average opponent winrate against Urgot is 46.14%.


K'Sante
the Pride of Nazumah
Karthus wins against K'Sante 55.56% of the time which is 4.47% higher against K'Sante than the average opponent.
After normalising both champions win rates Karthus wins against K'Sante 0.80% less often than would be expected.
The average opponent winrate against K'Sante is 51.09%.


Camille
the Steel Shadow
Karthus wins against Camille 55.86% of the time which is 8.71% higher against Camille than the average opponent.
After normalising both champions win rates Karthus wins against Camille 3.43% more often than would be expected.
The average opponent winrate against Camille is 47.15%.


Fiora
the Grand Duelist
Karthus wins against Fiora 55.88% of the time which is 8.23% higher against Fiora than the average opponent.
After normalising both champions win rates Karthus wins against Fiora 2.95% more often than would be expected.
The average opponent winrate against Fiora is 47.65%.


Darius
the Hand of Noxus
Karthus wins against Darius 56.36% of the time which is 9.10% higher against Darius than the average opponent.
After normalising both champions win rates Karthus wins against Darius 3.82% more often than would be expected.
The average opponent winrate against Darius is 47.26%.


Irelia
the Blade Dancer
Karthus wins against Irelia 58.18% of the time which is 10.48% higher against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 5.20% more often than would be expected.
The average opponent winrate against Irelia is 47.70%.


Ornn
The Fire below the Mountain
Karthus wins against Ornn 58.82% of the time which is 11.28% higher against Ornn than the average opponent.
After normalising both champions win rates Karthus wins against Ornn 6.00% more often than would be expected.
The average opponent winrate against Ornn is 47.54%.


Gragas
the Rabble Rouser
Karthus wins against Gragas 58.97% of the time which is 10.98% higher against Gragas than the average opponent.
After normalising both champions win rates Karthus wins against Gragas 5.70% more often than would be expected.
The average opponent winrate against Gragas is 47.99%.


Sion
The Undead Juggernaut
Karthus wins against Sion 59.50% of the time which is 10.75% higher against Sion than the average opponent.
After normalising both champions win rates Karthus wins against Sion 5.47% more often than would be expected.
The average opponent winrate against Sion is 48.75%.