

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.
Diamond+ Champions Analysed: 1,504,522
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.


Olaf Counters
Olaf top vs jungle Counters
Olaf top on Patch 15.18 is the strongest counter to jungle champions of Xin Zhao, Jarvan IV & Lee Sin. While Olaf top is countered most by jungle champions of Kha'Zix, Viego & Rengar. Below is a detailed breakdown of Olaf top counters against jungle champions with a minimum of 100 games.


Kha'Zix
the Voidreaver
Olaf wins against Kha'Zix 47.17% of the time which is 0.37% lower against Kha'Zix than the average opponent.
After normalising both champions win rates Olaf wins against Kha'Zix 4.39% less often than would be expected.
The average opponent winrate against Kha'Zix is 47.54%.


Viego
The Ruined King
Olaf wins against Viego 51.00% of the time which is 1.34% higher against Viego than the average opponent.
After normalising both champions win rates Olaf wins against Viego 2.68% less often than would be expected.
The average opponent winrate against Viego is 49.66%.


Rengar
the Pridestalker
Olaf wins against Rengar 53.64% of the time which is 2.73% higher against Rengar than the average opponent.
After normalising both champions win rates Olaf wins against Rengar 1.29% less often than would be expected.
The average opponent winrate against Rengar is 50.91%.


Sylas
the Unshackled
Olaf wins against Sylas 55.22% of the time which is 4.19% higher against Sylas than the average opponent.
After normalising both champions win rates Olaf wins against Sylas 0.17% more often than would be expected.
The average opponent winrate against Sylas is 51.03%.


Lee Sin
the Blind Monk
Olaf wins against Lee Sin 57.36% of the time which is 9.24% higher against Lee Sin than the average opponent.
After normalising both champions win rates Olaf wins against Lee Sin 5.22% more often than would be expected.
The average opponent winrate against Lee Sin is 48.12%.


Jarvan IV
the Exemplar of Demacia
Olaf wins against Jarvan IV 57.39% of the time which is 8.94% higher against Jarvan IV than the average opponent.
After normalising both champions win rates Olaf wins against Jarvan IV 4.92% more often than would be expected.
The average opponent winrate against Jarvan IV is 48.45%.


Xin Zhao
the Seneschal of Demacia
Olaf wins against Xin Zhao 58.04% of the time which is 8.64% higher against Xin Zhao than the average opponent.
After normalising both champions win rates Olaf wins against Xin Zhao 4.62% more often than would be expected.
The average opponent winrate against Xin Zhao is 49.40%.