

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: 515,463
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.


Senna Counters
Senna support vs top Counters
Presently there is insufficent games played by Senna support on Patch 30 to determine the strongest top counters. A matchup requires a minimum of 100 games to be displayed.


Riven
la Desterrada
Senna wins against Riven 50.00% of the time which is 5.42% higher against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 0.62% less often than would be expected.
The average opponent winrate against Riven is 44.58%.


Jayce
el Defensor del Mañana
Senna wins against Jayce 52.14% of the time which is 4.33% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 1.73% less often than would be expected.
The average opponent winrate against Jayce is 47.81%.


Ambessa
La Matriarca de la Guerra
Senna wins against Ambessa 54.41% of the time which is 7.36% higher against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 1.30% more often than would be expected.
The average opponent winrate against Ambessa is 47.05%.