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: 94,128,473
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.
Riven Counters
Riven jungle vs jungle Counters
Presently there is insufficent games played by Riven jungle on Patch 30 to determine the strongest jungle counters. A matchup requires a minimum of 100 games to be displayed.
Viego
The Ruined King
Riven wins against Viego 36.59% of the time which is 12.10% lower against Viego than the average opponent.
After normalising both champions win rates Riven wins against Viego 2.13% less often than would be expected.
The average opponent winrate against Viegois 48.69%.
Karthus
the Deathsinger
Riven wins against Karthus 37.72% of the time which is 10.69% lower against Karthus than the average opponent.
After normalising both champions win rates Riven wins against Karthus 0.74% less often than would be expected.
The average opponent winrate against Karthusis 48.41%.
Lee Sin
the Blind Monk
Riven wins against Lee Sin 41.72% of the time which is 9.89% lower against Lee Sin than the average opponent.
After normalising both champions win rates Riven wins against Lee Sin 0.22% more often than would be expected.
The average opponent winrate against Lee Sinis 51.61%.
Shaco
the Demon Jester
Riven wins against Shaco 42.99% of the time which is 5.45% lower against Shaco than the average opponent.
After normalising both champions win rates Riven wins against Shaco 4.51% more often than would be expected.
The average opponent winrate against Shacois 48.44%.