

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.
Platinum+ Champions Analysed: 12,218,386
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 jungle vs jungle Counters
Olaf jungle on Patch 7 is the strongest counter to jungle champions of Amumu, Jarvan IV & Lee Sin. While Olaf jungle is countered most by jungle champions of Kayn, Briar & Volibear. Below is a detailed breakdown of Olaf jungle counters against jungle champions with a minimum of 100 games.


Kayn
the Shadow Reaper
Olaf wins against Kayn 40.63% of the time which is 7.92% lower against Kayn than the average opponent.
After normalising both champions win rates Olaf wins against Kayn 10.38% less often than would be expected.
The average opponent winrate against Kayn is 48.55%.


Briar
the Restrained Hunger
Olaf wins against Briar 46.00% of the time which is 0.33% lower against Briar than the average opponent.
After normalising both champions win rates Olaf wins against Briar 2.79% less often than would be expected.
The average opponent winrate against Briar is 46.33%.


Volibear
the Relentless Storm
Olaf wins against Volibear 48.98% of the time which is 2.93% higher against Volibear than the average opponent.
After normalising both champions win rates Olaf wins against Volibear 0.48% more often than would be expected.
The average opponent winrate against Volibear is 46.05%.


Master Yi
the Wuju Bladesman
Olaf wins against Master Yi 50.46% of the time which is 2.32% higher against Master Yi than the average opponent.
After normalising both champions win rates Olaf wins against Master Yi 0.14% less often than would be expected.
The average opponent winrate against Master Yi is 48.14%.


Sylas
the Unshackled
Olaf wins against Sylas 50.67% of the time which is 0.89% higher against Sylas than the average opponent.
After normalising both champions win rates Olaf wins against Sylas 1.57% less often than would be expected.
The average opponent winrate against Sylas is 49.78%.


Xin Zhao
the Seneschal of Demacia
Olaf wins against Xin Zhao 50.79% of the time which is 1.03% higher against Xin Zhao than the average opponent.
After normalising both champions win rates Olaf wins against Xin Zhao 1.43% less often than would be expected.
The average opponent winrate against Xin Zhao is 49.76%.


Nocturne
the Eternal Nightmare
Olaf wins against Nocturne 50.93% of the time which is 1.79% higher against Nocturne than the average opponent.
After normalising both champions win rates Olaf wins against Nocturne 0.67% less often than would be expected.
The average opponent winrate against Nocturne is 49.14%.


Shaco
the Demon Jester
Olaf wins against Shaco 51.00% of the time which is 1.52% higher against Shaco than the average opponent.
After normalising both champions win rates Olaf wins against Shaco 0.94% less often than would be expected.
The average opponent winrate against Shaco is 49.48%.


Viego
The Ruined King
Olaf wins against Viego 52.97% of the time which is 3.47% higher against Viego than the average opponent.
After normalising both champions win rates Olaf wins against Viego 1.01% more often than would be expected.
The average opponent winrate against Viego is 49.50%.


Warwick
the Uncaged Wrath of Zaun
Olaf wins against Warwick 53.57% of the time which is 7.49% higher against Warwick than the average opponent.
After normalising both champions win rates Olaf wins against Warwick 5.04% more often than would be expected.
The average opponent winrate against Warwick is 46.08%.


Zed
the Master of Shadows
Olaf wins against Zed 54.63% of the time which is 2.76% higher against Zed than the average opponent.
After normalising both champions win rates Olaf wins against Zed 0.30% more often than would be expected.
The average opponent winrate against Zed is 51.87%.


Lee Sin
the Blind Monk
Olaf wins against Lee Sin 56.84% of the time which is 7.34% higher against Lee Sin than the average opponent.
After normalising both champions win rates Olaf wins against Lee Sin 4.88% more often than would be expected.
The average opponent winrate against Lee Sin is 49.50%.


Jarvan IV
the Exemplar of Demacia
Olaf wins against Jarvan IV 57.02% of the time which is 8.47% higher against Jarvan IV than the average opponent.
After normalising both champions win rates Olaf wins against Jarvan IV 6.01% more often than would be expected.
The average opponent winrate against Jarvan IV is 48.55%.


Amumu
the Sad Mummy
Olaf wins against Amumu 62.00% of the time which is 13.58% higher against Amumu than the average opponent.
After normalising both champions win rates Olaf wins against Amumu 11.12% more often than would be expected.
The average opponent winrate against Amumu is 48.42%.