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.
Grandmaster+ Champions Analysed: 144,050
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 middle vs middle Counters
Presently there is insufficent games played by Orianna middle on Patch 14.20 to determine the strongest middle counters. A matchup requires a minimum of 100 games to be displayed.
Yone
Inoublié
Orianna wins against Yone 49.47% of the time which is 7.41% higher against Yone than the average opponent.
After normalising both champions win rates Orianna wins against Yone 6.62% less often than would be expected.
The average opponent winrate against Yoneis 42.06%.
Hwei
Visionnaire
Orianna wins against Hwei 52.54% of the time which is 8.76% higher against Hwei than the average opponent.
After normalising both champions win rates Orianna wins against Hwei 5.30% less often than would be expected.
The average opponent winrate against Hweiis 43.78%.
Syndra
Souveraine obscure
Orianna wins against Syndra 55.20% of the time which is 11.54% higher against Syndra than the average opponent.
After normalising both champions win rates Orianna wins against Syndra 2.52% less often than would be expected.
The average opponent winrate against Syndrais 43.66%.
Sylas
Révolutionnaire déchaîné
Orianna wins against Sylas 62.14% of the time which is 19.23% higher against Sylas than the average opponent.
After normalising both champions win rates Orianna wins against Sylas 5.18% more often than would be expected.
The average opponent winrate against Sylasis 42.91%.