

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: 476,730
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 top Counters
Senna bottom on Patch 30 is the strongest counter to top champions of K'Sante, Yone & Ornn. While Senna bottom is countered most by top champions of Jax, Kennen & Gangplank. Below is a detailed breakdown of Senna bottom counters against top champions with a minimum of 100 games.


Jax
Grandmaster at Arms
Senna wins against Jax 47.97% of the time which is 3.87% higher against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 4.64% less often than would be expected.
The average opponent winrate against Jax is 44.10%.


Kennen
the Heart of the Tempest
Senna wins against Kennen 48.18% of the time which is 5.32% higher against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 3.17% less often than would be expected.
The average opponent winrate against Kennen is 42.86%.


Gangplank
the Saltwater Scourge
Senna wins against Gangplank 48.72% of the time which is 4.69% higher against Gangplank than the average opponent.
After normalising both champions win rates Senna wins against Gangplank 3.82% less often than would be expected.
The average opponent winrate against Gangplank is 44.03%.


Vladimir
the Crimson Reaper
Senna wins against Vladimir 49.02% of the time which is 3.09% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 5.43% less often than would be expected.
The average opponent winrate against Vladimir is 45.93%.


Camille
the Steel Shadow
Senna wins against Camille 50.00% of the time which is 3.12% higher against Camille than the average opponent.
After normalising both champions win rates Senna wins against Camille 5.41% less often than would be expected.
The average opponent winrate against Camille is 46.88%.


Riven
the Exile
Senna wins against Riven 50.46% of the time which is 5.90% higher against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 2.61% less often than would be expected.
The average opponent winrate against Riven is 44.56%.


Irelia
the Blade Dancer
Senna wins against Irelia 51.11% of the time which is 2.95% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 5.58% less often than would be expected.
The average opponent winrate against Irelia is 48.16%.


Jayce
the Defender of Tomorrow
Senna wins against Jayce 51.69% of the time which is 5.16% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 3.37% less often than would be expected.
The average opponent winrate against Jayce is 46.53%.


Rumble
the Mechanized Menace
Senna wins against Rumble 52.23% of the time which is 4.70% higher against Rumble than the average opponent.
After normalising both champions win rates Senna wins against Rumble 3.83% less often than would be expected.
The average opponent winrate against Rumble is 47.53%.


Dr. Mundo
the Madman of Zaun
Senna wins against Dr. Mundo 53.03% of the time which is 5.96% higher against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 2.57% less often than would be expected.
The average opponent winrate against Dr. Mundo is 47.07%.


Gwen
The Hallowed Seamstress
Senna wins against Gwen 53.19% of the time which is 10.07% higher against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 1.58% more often than would be expected.
The average opponent winrate against Gwen is 43.12%.


Renekton
the Butcher of the Sands
Senna wins against Renekton 53.22% of the time which is 6.41% higher against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 2.12% less often than would be expected.
The average opponent winrate against Renekton is 46.81%.


Gragas
the Rabble Rouser
Senna wins against Gragas 53.60% of the time which is 9.51% higher against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 1.00% more often than would be expected.
The average opponent winrate against Gragas is 44.09%.


Yorick
Shepherd of Souls
Senna wins against Yorick 53.99% of the time which is 7.29% higher against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 1.24% less often than would be expected.
The average opponent winrate against Yorick is 46.70%.


Sett
the Boss
Senna wins against Sett 54.03% of the time which is 8.26% higher against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 0.26% less often than would be expected.
The average opponent winrate against Sett is 45.77%.


Darius
the Hand of Noxus
Senna wins against Darius 54.11% of the time which is 9.94% higher against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 1.43% more often than would be expected.
The average opponent winrate against Darius is 44.17%.


Malphite
Shard of the Monolith
Senna wins against Malphite 54.46% of the time which is 8.25% higher against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 0.28% less often than would be expected.
The average opponent winrate against Malphite is 46.21%.


Fiora
the Grand Duelist
Senna wins against Fiora 55.29% of the time which is 11.01% higher against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 2.50% more often than would be expected.
The average opponent winrate against Fiora is 44.28%.


Shen
the Eye of Twilight
Senna wins against Shen 55.82% of the time which is 11.68% higher against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 3.17% more often than would be expected.
The average opponent winrate against Shen is 44.14%.


Ambessa
Matriarch of War
Senna wins against Ambessa 57.64% of the time which is 11.69% higher against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 3.17% more often than would be expected.
The average opponent winrate against Ambessa is 45.95%.


Aatrox
the Darkin Blade
Senna wins against Aatrox 57.74% of the time which is 10.62% higher against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 2.09% more often than would be expected.
The average opponent winrate against Aatrox is 47.12%.


Gnar
the Missing Link
Senna wins against Gnar 58.68% of the time which is 10.80% higher against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 2.27% more often than would be expected.
The average opponent winrate against Gnar is 47.88%.


Sion
The Undead Juggernaut
Senna wins against Sion 58.76% of the time which is 10.42% higher against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 1.89% more often than would be expected.
The average opponent winrate against Sion is 48.34%.


Ornn
The Fire below the Mountain
Senna wins against Ornn 63.25% of the time which is 15.92% higher against Ornn than the average opponent.
After normalising both champions win rates Senna wins against Ornn 7.39% more often than would be expected.
The average opponent winrate against Ornn is 47.33%.


Yone
the Unforgotten
Senna wins against Yone 63.39% of the time which is 15.34% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 6.81% more often than would be expected.
The average opponent winrate against Yone is 48.05%.


K'Sante
the Pride of Nazumah
Senna wins against K'Sante 63.79% of the time which is 15.37% higher against K'Sante than the average opponent.
After normalising both champions win rates Senna wins against K'Sante 6.84% more often than would be expected.
The average opponent winrate against K'Sante is 48.42%.