

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.
Bronze Champions Analysed: 9,235,464
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 bottom vs jungle Counters
Presently there is insufficent games played by Senna bottom on Patch 15.6 to determine the strongest jungle counters. A matchup requires a minimum of 100 games to be displayed.


Kayn
the Shadow Reaper
Senna wins against Kayn 44.83% of the time which is 4.52% lower against Kayn than the average opponent.
After normalising both champions win rates Senna wins against Kayn 0.38% more often than would be expected.
The average opponent winrate against Kayn is 49.35%.


Viego
The Ruined King
Senna wins against Viego 45.76% of the time which is 4.46% lower against Viego than the average opponent.
After normalising both champions win rates Senna wins against Viego 0.45% more often than would be expected.
The average opponent winrate against Viego is 50.22%.


Warwick
the Uncaged Wrath of Zaun
Senna wins against Warwick 47.97% of the time which is 1.32% higher against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 6.18% more often than would be expected.
The average opponent winrate against Warwick is 46.65%.


Nocturne
the Eternal Nightmare
Senna wins against Nocturne 50.48% of the time which is 2.19% higher against Nocturne than the average opponent.
After normalising both champions win rates Senna wins against Nocturne 7.08% more often than would be expected.
The average opponent winrate against Nocturne is 48.29%.


Master Yi
the Wuju Bladesman
Senna wins against Master Yi 51.82% of the time which is 2.55% higher against Master Yi than the average opponent.
After normalising both champions win rates Senna wins against Master Yi 7.45% more often than would be expected.
The average opponent winrate against Master Yi is 49.27%.