

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.
All Ranks Champions Analysed: 91,355,230
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 top Counters
Karthus top on Patch 15.16 is the strongest counter to top champions of Heimerdinger, Rumble & Teemo. While Karthus top is countered most by top champions of Nasus, Irelia & Yorick. Below is a detailed breakdown of Karthus top counters against top champions with a minimum of 100 games.


Nasus
the Curator of the Sands
Karthus wins against Nasus 29.27% of the time which is 19.79% lower against Nasus than the average opponent.
After normalising both champions win rates Karthus wins against Nasus 15.39% less often than would be expected.
The average opponent winrate against Nasus is 49.06%.


Irelia
the Blade Dancer
Karthus wins against Irelia 37.40% of the time which is 12.09% lower against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 7.68% less often than would be expected.
The average opponent winrate against Irelia is 49.49%.


Yorick
Shepherd of Souls
Karthus wins against Yorick 37.67% of the time which is 10.54% lower against Yorick than the average opponent.
After normalising both champions win rates Karthus wins against Yorick 6.15% less often than would be expected.
The average opponent winrate against Yorick is 48.21%.


Shen
the Eye of Twilight
Karthus wins against Shen 37.93% of the time which is 11.54% lower against Shen than the average opponent.
After normalising both champions win rates Karthus wins against Shen 7.13% less often than would be expected.
The average opponent winrate against Shen is 49.47%.


Renekton
the Butcher of the Sands
Karthus wins against Renekton 41.84% of the time which is 8.35% lower against Renekton than the average opponent.
After normalising both champions win rates Karthus wins against Renekton 3.94% less often than would be expected.
The average opponent winrate against Renekton is 50.19%.


Sett
the Boss
Karthus wins against Sett 41.87% of the time which is 5.81% lower against Sett than the average opponent.
After normalising both champions win rates Karthus wins against Sett 1.43% less often than would be expected.
The average opponent winrate against Sett is 47.68%.


Sion
The Undead Juggernaut
Karthus wins against Sion 41.94% of the time which is 6.96% lower against Sion than the average opponent.
After normalising both champions win rates Karthus wins against Sion 2.56% less often than would be expected.
The average opponent winrate against Sion is 48.90%.


Ambessa
Matriarch of War
Karthus wins against Ambessa 42.95% of the time which is 8.49% lower against Ambessa than the average opponent.
After normalising both champions win rates Karthus wins against Ambessa 4.07% less often than would be expected.
The average opponent winrate against Ambessa is 51.44%.


Yone
the Unforgotten
Karthus wins against Yone 43.04% of the time which is 8.94% lower against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 4.52% less often than would be expected.
The average opponent winrate against Yone is 51.98%.


Garen
The Might of Demacia
Karthus wins against Garen 43.10% of the time which is 5.82% lower against Garen than the average opponent.
After normalising both champions win rates Karthus wins against Garen 1.42% less often than would be expected.
The average opponent winrate against Garen is 48.92%.


Fiora
the Grand Duelist
Karthus wins against Fiora 45.08% of the time which is 4.70% lower against Fiora than the average opponent.
After normalising both champions win rates Karthus wins against Fiora 0.29% less often than would be expected.
The average opponent winrate against Fiora is 49.78%.


Mordekaiser
the Iron Revenant
Karthus wins against Mordekaiser 45.62% of the time which is 2.69% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Karthus wins against Mordekaiser 1.70% more often than would be expected.
The average opponent winrate against Mordekaiser is 48.31%.


Ornn
The Fire below the Mountain
Karthus wins against Ornn 45.71% of the time which is 3.19% lower against Ornn than the average opponent.
After normalising both champions win rates Karthus wins against Ornn 1.21% more often than would be expected.
The average opponent winrate against Ornn is 48.90%.


Dr. Mundo
the Madman of Zaun
Karthus wins against Dr. Mundo 45.81% of the time which is 3.12% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Karthus wins against Dr. Mundo 1.28% more often than would be expected.
The average opponent winrate against Dr. Mundo is 48.93%.


Singed
the Mad Chemist
Karthus wins against Singed 46.00% of the time which is 0.24% lower against Singed than the average opponent.
After normalising both champions win rates Karthus wins against Singed 4.12% more often than would be expected.
The average opponent winrate against Singed is 46.24%.


Jax
Grandmaster at Arms
Karthus wins against Jax 46.36% of the time which is 3.81% lower against Jax than the average opponent.
After normalising both champions win rates Karthus wins against Jax 0.60% more often than would be expected.
The average opponent winrate against Jax is 50.17%.


Gangplank
the Saltwater Scourge
Karthus wins against Gangplank 46.62% of the time which is 4.66% lower against Gangplank than the average opponent.
After normalising both champions win rates Karthus wins against Gangplank 0.24% less often than would be expected.
The average opponent winrate against Gangplank is 51.28%.


Aatrox
the Darkin Blade
Karthus wins against Aatrox 47.62% of the time which is 3.41% lower against Aatrox than the average opponent.
After normalising both champions win rates Karthus wins against Aatrox 1.01% more often than would be expected.
The average opponent winrate against Aatrox is 51.03%.


Darius
the Hand of Noxus
Karthus wins against Darius 48.43% of the time which is 2.64% lower against Darius than the average opponent.
After normalising both champions win rates Karthus wins against Darius 1.78% more often than would be expected.
The average opponent winrate against Darius is 51.07%.


Malphite
Shard of the Monolith
Karthus wins against Malphite 48.52% of the time which is 0.24% lower against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 4.16% more often than would be expected.
The average opponent winrate against Malphite is 48.76%.


Kayle
the Righteous
Karthus wins against Kayle 50.47% of the time which is 2.16% higher against Kayle than the average opponent.
After normalising both champions win rates Karthus wins against Kayle 6.55% more often than would be expected.
The average opponent winrate against Kayle is 48.31%.


K'Sante
the Pride of Nazumah
Karthus wins against K'Sante 50.49% of the time which is 3.26% lower against K'Sante than the average opponent.
After normalising both champions win rates Karthus wins against K'Sante 1.15% more often than would be expected.
The average opponent winrate against K'Sante is 53.75%.


Teemo
the Swift Scout
Karthus wins against Teemo 52.63% of the time which is 3.97% higher against Teemo than the average opponent.
After normalising both champions win rates Karthus wins against Teemo 8.37% more often than would be expected.
The average opponent winrate against Teemo is 48.66%.


Rumble
the Mechanized Menace
Karthus wins against Rumble 53.70% of the time which is 3.91% higher against Rumble than the average opponent.
After normalising both champions win rates Karthus wins against Rumble 8.32% more often than would be expected.
The average opponent winrate against Rumble is 49.79%.


Heimerdinger
the Revered Inventor
Karthus wins against Heimerdinger 61.17% of the time which is 12.11% higher against Heimerdinger than the average opponent.
After normalising both champions win rates Karthus wins against Heimerdinger 16.51% more often than would be expected.
The average opponent winrate against Heimerdinger is 49.06%.