

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: 9,764,334
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 15.8 is the strongest counter to top champions of Yone, Shen & Ambessa. While Karthus bottom is countered most by top champions of Riven, Fiora & Renekton. Below is a detailed breakdown of Karthus bottom counters against top champions with a minimum of 100 games.


Riven
the Exile
Karthus wins against Riven 47.30% of the time which is 0.48% higher against Riven than the average opponent.
After normalising both champions win rates Karthus wins against Riven 6.24% less often than would be expected.
The average opponent winrate against Riven is 46.82%.


Fiora
the Grand Duelist
Karthus wins against Fiora 52.07% of the time which is 4.85% higher against Fiora than the average opponent.
After normalising both champions win rates Karthus wins against Fiora 1.87% less often than would be expected.
The average opponent winrate against Fiora is 47.22%.


Renekton
the Butcher of the Sands
Karthus wins against Renekton 52.99% of the time which is 4.91% higher against Renekton than the average opponent.
After normalising both champions win rates Karthus wins against Renekton 1.81% less often than would be expected.
The average opponent winrate against Renekton is 48.08%.


Sett
the Boss
Karthus wins against Sett 53.21% of the time which is 6.68% higher against Sett than the average opponent.
After normalising both champions win rates Karthus wins against Sett 0.04% less often than would be expected.
The average opponent winrate against Sett is 46.53%.


Jax
Grandmaster at Arms
Karthus wins against Jax 54.00% of the time which is 4.23% higher against Jax than the average opponent.
After normalising both champions win rates Karthus wins against Jax 2.48% less often than would be expected.
The average opponent winrate against Jax is 49.77%.


Mordekaiser
the Iron Revenant
Karthus wins against Mordekaiser 54.10% of the time which is 6.04% higher against Mordekaiser than the average opponent.
After normalising both champions win rates Karthus wins against Mordekaiser 0.68% less often than would be expected.
The average opponent winrate against Mordekaiser is 48.06%.


Urgot
the Dreadnought
Karthus wins against Urgot 54.37% of the time which is 8.09% higher against Urgot than the average opponent.
After normalising both champions win rates Karthus wins against Urgot 1.37% more often than would be expected.
The average opponent winrate against Urgot is 46.28%.


Aatrox
the Darkin Blade
Karthus wins against Aatrox 55.41% of the time which is 7.00% higher against Aatrox than the average opponent.
After normalising both champions win rates Karthus wins against Aatrox 0.28% more often than would be expected.
The average opponent winrate against Aatrox is 48.41%.


Jayce
the Defender of Tomorrow
Karthus wins against Jayce 56.31% of the time which is 6.31% higher against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 0.40% less often than would be expected.
The average opponent winrate against Jayce is 50.00%.


Garen
The Might of Demacia
Karthus wins against Garen 56.45% of the time which is 7.72% higher against Garen than the average opponent.
After normalising both champions win rates Karthus wins against Garen 1.00% more often than would be expected.
The average opponent winrate against Garen is 48.73%.


Sion
The Undead Juggernaut
Karthus wins against Sion 56.72% of the time which is 7.92% higher against Sion than the average opponent.
After normalising both champions win rates Karthus wins against Sion 1.20% more often than would be expected.
The average opponent winrate against Sion is 48.80%.


Darius
the Hand of Noxus
Karthus wins against Darius 56.77% of the time which is 8.01% higher against Darius than the average opponent.
After normalising both champions win rates Karthus wins against Darius 1.29% more often than would be expected.
The average opponent winrate against Darius is 48.76%.


Gnar
the Missing Link
Karthus wins against Gnar 57.26% of the time which is 7.97% higher against Gnar than the average opponent.
After normalising both champions win rates Karthus wins against Gnar 1.25% more often than would be expected.
The average opponent winrate against Gnar is 49.29%.


Ambessa
Matriarch of War
Karthus wins against Ambessa 59.22% of the time which is 9.63% higher against Ambessa than the average opponent.
After normalising both champions win rates Karthus wins against Ambessa 2.92% more often than would be expected.
The average opponent winrate against Ambessa is 49.59%.


Shen
the Eye of Twilight
Karthus wins against Shen 62.50% of the time which is 14.69% higher against Shen than the average opponent.
After normalising both champions win rates Karthus wins against Shen 7.97% more often than would be expected.
The average opponent winrate against Shen is 47.81%.


Yone
the Unforgotten
Karthus wins against Yone 66.96% of the time which is 15.90% higher against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 9.20% more often than would be expected.
The average opponent winrate against Yone is 51.06%.