

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.
Gold+ Champions Analysed: 84,262,097
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.


Orianna Counters
Orianna top vs top Counters
Presently there is insufficent games played by Orianna top on Patch 14.23 to determine the strongest top counters. A matchup requires a minimum of 100 games to be displayed.


Cassiopeia
el Abrazo de la Serpiente
Orianna wins against Cassiopeia 51.49% of the time which is 4.82% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Orianna wins against Cassiopeia 0.16% more often than would be expected.
The average opponent winrate against Cassiopeia is 46.67%.


Aurora
la Bruja entre Mundos
Orianna wins against Aurora 52.67% of the time which is 2.58% higher against Aurora than the average opponent.
After normalising both champions win rates Orianna wins against Aurora 2.08% less often than would be expected.
The average opponent winrate against Aurora is 50.09%.


Heimerdinger
el Venerable Inventor
Orianna wins against Heimerdinger 53.15% of the time which is 5.64% higher against Heimerdinger than the average opponent.
After normalising both champions win rates Orianna wins against Heimerdinger 0.98% more often than would be expected.
The average opponent winrate against Heimerdinger is 47.51%.


Teemo
el Explorador Veloz
Orianna wins against Teemo 58.09% of the time which is 11.02% higher against Teemo than the average opponent.
After normalising both champions win rates Orianna wins against Teemo 6.36% more often than would be expected.
The average opponent winrate against Teemo is 47.07%.