

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: 16,590,402
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 15.6 is the strongest counter to top champions of Jax, Aatrox & Mordekaiser. While Karthus bottom is countered most by top champions of Cho'Gath, Camille & Urgot. 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 46.03% of the time which is 1.66% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Karthus wins against Cho'Gath 9.43% less often than would be expected.
The average opponent winrate against Cho'Gath is 47.69%.


Camille
the Steel Shadow
Karthus wins against Camille 47.41% of the time which is 0.62% lower against Camille than the average opponent.
After normalising both champions win rates Karthus wins against Camille 8.39% less often than would be expected.
The average opponent winrate against Camille is 48.03%.


Urgot
the Dreadnought
Karthus wins against Urgot 48.62% of the time which is 2.33% higher against Urgot than the average opponent.
After normalising both champions win rates Karthus wins against Urgot 5.44% less often than would be expected.
The average opponent winrate against Urgot is 46.29%.


Jayce
the Defender of Tomorrow
Karthus wins against Jayce 49.40% of the time which is 0.35% lower against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 8.10% less often than would be expected.
The average opponent winrate against Jayce is 49.75%.


Vladimir
the Crimson Reaper
Karthus wins against Vladimir 51.13% of the time which is 2.81% higher against Vladimir than the average opponent.
After normalising both champions win rates Karthus wins against Vladimir 4.96% less often than would be expected.
The average opponent winrate against Vladimir is 48.32%.


Gwen
The Hallowed Seamstress
Karthus wins against Gwen 53.37% of the time which is 6.76% higher against Gwen than the average opponent.
After normalising both champions win rates Karthus wins against Gwen 1.01% less often than would be expected.
The average opponent winrate against Gwen is 46.61%.


K'Sante
the Pride of Nazumah
Karthus wins against K'Sante 53.57% of the time which is 1.31% higher against K'Sante than the average opponent.
After normalising both champions win rates Karthus wins against K'Sante 6.40% less often than would be expected.
The average opponent winrate against K'Sante is 52.26%.


Volibear
the Relentless Storm
Karthus wins against Volibear 53.70% of the time which is 4.99% higher against Volibear than the average opponent.
After normalising both champions win rates Karthus wins against Volibear 2.77% less often than would be expected.
The average opponent winrate against Volibear is 48.71%.


Sion
The Undead Juggernaut
Karthus wins against Sion 53.79% of the time which is 5.53% higher against Sion than the average opponent.
After normalising both champions win rates Karthus wins against Sion 2.24% less often than would be expected.
The average opponent winrate against Sion is 48.26%.


Yone
the Unforgotten
Karthus wins against Yone 54.12% of the time which is 3.81% higher against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 3.94% less often than would be expected.
The average opponent winrate against Yone is 50.31%.


Darius
the Hand of Noxus
Karthus wins against Darius 54.17% of the time which is 6.50% higher against Darius than the average opponent.
After normalising both champions win rates Karthus wins against Darius 1.27% less often than would be expected.
The average opponent winrate against Darius is 47.67%.


Sett
the Boss
Karthus wins against Sett 54.40% of the time which is 7.54% higher against Sett than the average opponent.
After normalising both champions win rates Karthus wins against Sett 0.23% less often than would be expected.
The average opponent winrate against Sett is 46.86%.


Irelia
the Blade Dancer
Karthus wins against Irelia 54.47% of the time which is 6.80% higher against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 0.97% less often than would be expected.
The average opponent winrate against Irelia is 47.67%.


Fiora
the Grand Duelist
Karthus wins against Fiora 55.30% of the time which is 7.99% higher against Fiora than the average opponent.
After normalising both champions win rates Karthus wins against Fiora 0.22% more often than would be expected.
The average opponent winrate against Fiora is 47.31%.


Garen
The Might of Demacia
Karthus wins against Garen 55.38% of the time which is 6.81% higher against Garen than the average opponent.
After normalising both champions win rates Karthus wins against Garen 0.96% less often than would be expected.
The average opponent winrate against Garen is 48.57%.


Riven
the Exile
Karthus wins against Riven 55.87% of the time which is 8.70% higher against Riven than the average opponent.
After normalising both champions win rates Karthus wins against Riven 0.93% more often than would be expected.
The average opponent winrate against Riven is 47.17%.


Ambessa
Matriarch of War
Karthus wins against Ambessa 55.94% of the time which is 6.21% higher against Ambessa than the average opponent.
After normalising both champions win rates Karthus wins against Ambessa 1.54% less often than would be expected.
The average opponent winrate against Ambessa is 49.73%.


Gragas
the Rabble Rouser
Karthus wins against Gragas 56.20% of the time which is 7.86% higher against Gragas than the average opponent.
After normalising both champions win rates Karthus wins against Gragas 0.09% more often than would be expected.
The average opponent winrate against Gragas is 48.34%.


Malphite
Shard of the Monolith
Karthus wins against Malphite 56.67% of the time which is 9.60% higher against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 1.83% more often than would be expected.
The average opponent winrate against Malphite is 47.07%.


Renekton
the Butcher of the Sands
Karthus wins against Renekton 56.96% of the time which is 8.04% higher against Renekton than the average opponent.
After normalising both champions win rates Karthus wins against Renekton 0.28% more often than would be expected.
The average opponent winrate against Renekton is 48.92%.


Gangplank
the Saltwater Scourge
Karthus wins against Gangplank 57.26% of the time which is 8.76% higher against Gangplank than the average opponent.
After normalising both champions win rates Karthus wins against Gangplank 0.99% more often than would be expected.
The average opponent winrate against Gangplank is 48.50%.


Gnar
the Missing Link
Karthus wins against Gnar 57.50% of the time which is 8.41% higher against Gnar than the average opponent.
After normalising both champions win rates Karthus wins against Gnar 0.65% more often than would be expected.
The average opponent winrate against Gnar is 49.09%.


Kayle
the Righteous
Karthus wins against Kayle 58.21% of the time which is 11.84% higher against Kayle than the average opponent.
After normalising both champions win rates Karthus wins against Kayle 4.07% more often than would be expected.
The average opponent winrate against Kayle is 46.37%.


Mordekaiser
the Iron Revenant
Karthus wins against Mordekaiser 59.02% of the time which is 11.51% higher against Mordekaiser than the average opponent.
After normalising both champions win rates Karthus wins against Mordekaiser 3.74% more often than would be expected.
The average opponent winrate against Mordekaiser is 47.51%.


Aatrox
the Darkin Blade
Karthus wins against Aatrox 59.22% of the time which is 10.77% higher against Aatrox than the average opponent.
After normalising both champions win rates Karthus wins against Aatrox 3.00% more often than would be expected.
The average opponent winrate against Aatrox is 48.45%.


Jax
Grandmaster at Arms
Karthus wins against Jax 59.40% of the time which is 10.42% higher against Jax than the average opponent.
After normalising both champions win rates Karthus wins against Jax 2.66% more often than would be expected.
The average opponent winrate against Jax is 48.98%.