

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.
Diamond Champions Analysed: 2,390,067
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 15.17 is the strongest counter to top champions of Sion, Gragas & Renekton. While Senna bottom is countered most by top champions of Yasuo, Volibear & Urgot. Below is a detailed breakdown of Senna bottom counters against top champions with a minimum of 100 games.


Yasuo
the Unforgiven
Senna wins against Yasuo 45.76% of the time which is 4.64% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 7.03% less often than would be expected.
The average opponent winrate against Yasuo is 50.40%.


Volibear
the Relentless Storm
Senna wins against Volibear 46.36% of the time which is 3.47% lower against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 5.86% less often than would be expected.
The average opponent winrate against Volibear is 49.83%.


Urgot
the Dreadnought
Senna wins against Urgot 46.96% of the time which is 0.51% higher against Urgot than the average opponent.
After normalising both champions win rates Senna wins against Urgot 1.88% less often than would be expected.
The average opponent winrate against Urgot is 46.45%.


Shen
the Eye of Twilight
Senna wins against Shen 47.62% of the time which is 0.46% higher against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 1.93% less often than would be expected.
The average opponent winrate against Shen is 47.16%.


Garen
The Might of Demacia
Senna wins against Garen 47.77% of the time which is 1.07% lower against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 3.46% less often than would be expected.
The average opponent winrate against Garen is 48.84%.


Camille
the Steel Shadow
Senna wins against Camille 47.86% of the time which is 0.26% lower against Camille than the average opponent.
After normalising both champions win rates Senna wins against Camille 2.65% less often than would be expected.
The average opponent winrate against Camille is 48.12%.


Cho'Gath
the Terror of the Void
Senna wins against Cho'Gath 48.28% of the time which is 0.07% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 2.32% less often than would be expected.
The average opponent winrate against Cho'Gath is 48.21%.


Darius
the Hand of Noxus
Senna wins against Darius 48.37% of the time which is 0.12% lower against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 2.51% less often than would be expected.
The average opponent winrate against Darius is 48.49%.


Irelia
the Blade Dancer
Senna wins against Irelia 48.73% of the time which is 0.81% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 1.58% less often than would be expected.
The average opponent winrate against Irelia is 47.92%.


Vladimir
the Crimson Reaper
Senna wins against Vladimir 49.58% of the time which is 0.13% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 2.52% less often than would be expected.
The average opponent winrate against Vladimir is 49.71%.


Ornn
The Fire below the Mountain
Senna wins against Ornn 50.00% of the time which is 1.21% higher against Ornn than the average opponent.
After normalising both champions win rates Senna wins against Ornn 1.18% less often than would be expected.
The average opponent winrate against Ornn is 48.79%.


Jax
Grandmaster at Arms
Senna wins against Jax 50.46% of the time which is 2.10% higher against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 0.29% less often than would be expected.
The average opponent winrate against Jax is 48.36%.


Mordekaiser
the Iron Revenant
Senna wins against Mordekaiser 50.64% of the time which is 1.29% higher against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 1.10% less often than would be expected.
The average opponent winrate against Mordekaiser is 49.35%.


Fiora
the Grand Duelist
Senna wins against Fiora 50.73% of the time which is 2.85% higher against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 0.46% more often than would be expected.
The average opponent winrate against Fiora is 47.88%.


Riven
the Exile
Senna wins against Riven 50.98% of the time which is 4.29% higher against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 1.90% more often than would be expected.
The average opponent winrate against Riven is 46.69%.


Aatrox
the Darkin Blade
Senna wins against Aatrox 51.04% of the time which is 1.53% higher against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 0.86% less often than would be expected.
The average opponent winrate against Aatrox is 49.51%.


Gwen
The Hallowed Seamstress
Senna wins against Gwen 51.69% of the time which is 0.70% lower against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 3.08% less often than would be expected.
The average opponent winrate against Gwen is 52.39%.


Jayce
the Defender of Tomorrow
Senna wins against Jayce 52.13% of the time which is 0.94% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 1.45% less often than would be expected.
The average opponent winrate against Jayce is 51.19%.


Sett
the Boss
Senna wins against Sett 52.58% of the time which is 4.12% higher against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 1.73% more often than would be expected.
The average opponent winrate against Sett is 48.46%.


Yone
the Unforgotten
Senna wins against Yone 52.80% of the time which is 2.14% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.25% less often than would be expected.
The average opponent winrate against Yone is 50.66%.


Malphite
Shard of the Monolith
Senna wins against Malphite 53.09% of the time which is 5.58% higher against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 3.19% more often than would be expected.
The average opponent winrate against Malphite is 47.51%.


Gnar
the Missing Link
Senna wins against Gnar 53.13% of the time which is 3.76% higher against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 1.37% more often than would be expected.
The average opponent winrate against Gnar is 49.37%.


Gangplank
the Saltwater Scourge
Senna wins against Gangplank 54.11% of the time which is 4.49% higher against Gangplank than the average opponent.
After normalising both champions win rates Senna wins against Gangplank 2.10% more often than would be expected.
The average opponent winrate against Gangplank is 49.62%.


Dr. Mundo
the Madman of Zaun
Senna wins against Dr. Mundo 55.19% of the time which is 5.06% higher against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 2.67% more often than would be expected.
The average opponent winrate against Dr. Mundo is 50.13%.


Ambessa
Matriarch of War
Senna wins against Ambessa 55.80% of the time which is 6.30% higher against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 3.91% more often than would be expected.
The average opponent winrate against Ambessa is 49.50%.


K'Sante
the Pride of Nazumah
Senna wins against K'Sante 55.93% of the time which is 4.92% higher against K'Sante than the average opponent.
After normalising both champions win rates Senna wins against K'Sante 2.53% more often than would be expected.
The average opponent winrate against K'Sante is 51.01%.


Renekton
the Butcher of the Sands
Senna wins against Renekton 57.08% of the time which is 7.79% higher against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 5.40% more often than would be expected.
The average opponent winrate against Renekton is 49.29%.


Gragas
the Rabble Rouser
Senna wins against Gragas 58.44% of the time which is 9.28% higher against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 6.89% more often than would be expected.
The average opponent winrate against Gragas is 49.16%.


Sion
The Undead Juggernaut
Senna wins against Sion 59.22% of the time which is 9.77% higher against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 7.38% more often than would be expected.
The average opponent winrate against Sion is 49.45%.