

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.
Iron Champions Analysed: 5,555,383
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.


Sion Counters
Sion top vs support Counters
Sion top on Patch 15.16 is the strongest counter to support champions of Yuumi, Galio & Veigar. While Sion top is countered most by support champions of Swain, Brand & Janna. Below is a detailed breakdown of Sion top counters against support champions with a minimum of 100 games.


Swain
Grand général noxien
Sion wins against Swain 41.93% of the time which is 10.82% lower against Swain than the average opponent.
After normalising both champions win rates Sion wins against Swain 5.67% less often than would be expected.
The average opponent winrate against Swain is 52.75%.


Brand
Vengeur flamboyant
Sion wins against Brand 43.13% of the time which is 9.03% lower against Brand than the average opponent.
After normalising both champions win rates Sion wins against Brand 3.88% less often than would be expected.
The average opponent winrate against Brand is 52.16%.


Janna
Avatar de l'air
Sion wins against Janna 44.25% of the time which is 10.00% lower against Janna than the average opponent.
After normalising both champions win rates Sion wins against Janna 4.86% less often than would be expected.
The average opponent winrate against Janna is 54.25%.


Teemo
Éclaireur de Bandle
Sion wins against Teemo 44.26% of the time which is 4.28% lower against Teemo than the average opponent.
After normalising both champions win rates Sion wins against Teemo 0.87% more often than would be expected.
The average opponent winrate against Teemo is 48.54%.


Rell
Vierge de fer
Sion wins against Rell 44.29% of the time which is 8.94% lower against Rell than the average opponent.
After normalising both champions win rates Sion wins against Rell 3.79% less often than would be expected.
The average opponent winrate against Rell is 53.23%.


Milio
Douce flamme
Sion wins against Milio 45.26% of the time which is 4.61% lower against Milio than the average opponent.
After normalising both champions win rates Sion wins against Milio 0.54% more often than would be expected.
The average opponent winrate against Milio is 49.87%.


Leona
Aube radieuse
Sion wins against Leona 45.62% of the time which is 5.98% lower against Leona than the average opponent.
After normalising both champions win rates Sion wins against Leona 0.83% less often than would be expected.
The average opponent winrate against Leona is 51.60%.


Sona
Virtuose de la harpe
Sion wins against Sona 45.78% of the time which is 6.03% lower against Sona than the average opponent.
After normalising both champions win rates Sion wins against Sona 0.88% less often than would be expected.
The average opponent winrate against Sona is 51.81%.


Karma
Sagesse incarnée
Sion wins against Karma 46.01% of the time which is 8.36% lower against Karma than the average opponent.
After normalising both champions win rates Sion wins against Karma 3.22% less often than would be expected.
The average opponent winrate against Karma is 54.37%.


Rakan
Charmeur
Sion wins against Rakan 46.07% of the time which is 8.26% lower against Rakan than the average opponent.
After normalising both champions win rates Sion wins against Rakan 3.12% less often than would be expected.
The average opponent winrate against Rakan is 54.33%.


Morgana
Déchue
Sion wins against Morgana 46.27% of the time which is 5.88% lower against Morgana than the average opponent.
After normalising both champions win rates Sion wins against Morgana 0.73% less often than would be expected.
The average opponent winrate against Morgana is 52.15%.


Nautilus
Titan des profondeurs
Sion wins against Nautilus 46.85% of the time which is 6.74% lower against Nautilus than the average opponent.
After normalising both champions win rates Sion wins against Nautilus 1.59% less often than would be expected.
The average opponent winrate against Nautilus is 53.59%.


Maokai
Tréant torturé
Sion wins against Maokai 46.94% of the time which is 5.07% lower against Maokai than the average opponent.
After normalising both champions win rates Sion wins against Maokai 0.08% more often than would be expected.
The average opponent winrate against Maokai is 52.01%.


Blitzcrank
Golem de vapeur
Sion wins against Blitzcrank 47.66% of the time which is 5.66% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Sion wins against Blitzcrank 0.51% less often than would be expected.
The average opponent winrate against Blitzcrank is 53.32%.


Zyra
Dame aux ronces
Sion wins against Zyra 48.24% of the time which is 2.36% lower against Zyra than the average opponent.
After normalising both champions win rates Sion wins against Zyra 2.79% more often than would be expected.
The average opponent winrate against Zyra is 50.60%.


Séraphine
Chanteuse rêveuse
Sion wins against Séraphine 48.43% of the time which is 5.98% lower against Séraphine than the average opponent.
After normalising both champions win rates Sion wins against Séraphine 0.84% less often than would be expected.
The average opponent winrate against Séraphine is 54.41%.


Lux
Dame de lumière
Sion wins against Lux 48.51% of the time which is 3.99% lower against Lux than the average opponent.
After normalising both champions win rates Sion wins against Lux 1.16% more often than would be expected.
The average opponent winrate against Lux is 52.50%.


Vel'Koz
Œil du Néant
Sion wins against Vel'Koz 48.68% of the time which is 4.44% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Sion wins against Vel'Koz 0.71% more often than would be expected.
The average opponent winrate against Vel'Koz is 53.12%.


Senna
Rédemptrice
Sion wins against Senna 48.86% of the time which is 7.45% lower against Senna than the average opponent.
After normalising both champions win rates Sion wins against Senna 2.31% less often than would be expected.
The average opponent winrate against Senna is 56.31%.


Nami
Aquamancienne
Sion wins against Nami 49.06% of the time which is 2.97% lower against Nami than the average opponent.
After normalising both champions win rates Sion wins against Nami 2.18% more often than would be expected.
The average opponent winrate against Nami is 52.03%.


Mel
Reflet de l'âme
Sion wins against Mel 49.10% of the time which is 6.32% lower against Mel than the average opponent.
After normalising both champions win rates Sion wins against Mel 1.18% less often than would be expected.
The average opponent winrate against Mel is 55.42%.


Neeko
Caméléon curieux
Sion wins against Neeko 49.77% of the time which is 4.46% lower against Neeko than the average opponent.
After normalising both champions win rates Sion wins against Neeko 0.68% more often than would be expected.
The average opponent winrate against Neeko is 54.23%.


Thresh
Garde aux chaînes
Sion wins against Thresh 49.92% of the time which is 3.73% lower against Thresh than the average opponent.
After normalising both champions win rates Sion wins against Thresh 1.42% more often than would be expected.
The average opponent winrate against Thresh is 53.65%.


Lulu
Sorcière féérique
Sion wins against Lulu 50.00% of the time which is 5.11% lower against Lulu than the average opponent.
After normalising both champions win rates Sion wins against Lulu 0.03% more often than would be expected.
The average opponent winrate against Lulu is 55.11%.


Alistar
Minotaure
Sion wins against Alistar 50.00% of the time which is 4.70% lower against Alistar than the average opponent.
After normalising both champions win rates Sion wins against Alistar 0.44% more often than would be expected.
The average opponent winrate against Alistar is 54.70%.


Pyke
Éventreur des abysses
Sion wins against Pyke 50.26% of the time which is 5.05% lower against Pyke than the average opponent.
After normalising both champions win rates Sion wins against Pyke 0.09% more often than would be expected.
The average opponent winrate against Pyke is 55.31%.


Xerath
Mage suprême
Sion wins against Xerath 50.31% of the time which is 2.19% lower against Xerath than the average opponent.
After normalising both champions win rates Sion wins against Xerath 2.96% more often than would be expected.
The average opponent winrate against Xerath is 52.50%.


Braum
Cœur de Freljord
Sion wins against Braum 50.44% of the time which is 3.07% lower against Braum than the average opponent.
After normalising both champions win rates Sion wins against Braum 2.08% more often than would be expected.
The average opponent winrate against Braum is 53.51%.


Ashe
Archère de givre
Sion wins against Ashe 50.46% of the time which is 6.97% lower against Ashe than the average opponent.
After normalising both champions win rates Sion wins against Ashe 1.84% less often than would be expected.
The average opponent winrate against Ashe is 57.43%.


Tahm Kench
Roi des rivières
Sion wins against Tahm Kench 50.91% of the time which is 2.95% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Sion wins against Tahm Kench 2.20% more often than would be expected.
The average opponent winrate against Tahm Kench is 53.86%.


Pantheon
Lance éternelle
Sion wins against Pantheon 51.06% of the time which is 3.03% lower against Pantheon than the average opponent.
After normalising both champions win rates Sion wins against Pantheon 2.11% more often than would be expected.
The average opponent winrate against Pantheon is 54.09%.


Soraka
Enfant des étoiles
Sion wins against Soraka 51.72% of the time which is 0.93% lower against Soraka than the average opponent.
After normalising both champions win rates Sion wins against Soraka 4.22% more often than would be expected.
The average opponent winrate against Soraka is 52.65%.


Zilean
Gardien du Temps
Sion wins against Zilean 52.59% of the time which is 1.40% lower against Zilean than the average opponent.
After normalising both champions win rates Sion wins against Zilean 3.74% more often than would be expected.
The average opponent winrate against Zilean is 53.99%.


Miss Fortune
Chasseuse de primes
Sion wins against Miss Fortune 53.33% of the time which is 5.09% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Sion wins against Miss Fortune 0.03% more often than would be expected.
The average opponent winrate against Miss Fortune is 58.42%.


Malphite
Éclat du monolithe
Sion wins against Malphite 53.60% of the time which is 0.42% higher against Malphite than the average opponent.
After normalising both champions win rates Sion wins against Malphite 5.57% more often than would be expected.
The average opponent winrate against Malphite is 53.18%.


Shaco
Bouffon des ténèbres
Sion wins against Shaco 53.80% of the time which is 0.44% higher against Shaco than the average opponent.
After normalising both champions win rates Sion wins against Shaco 5.59% more often than would be expected.
The average opponent winrate against Shaco is 53.36%.


Poppy
Gardienne du marteau
Sion wins against Poppy 53.85% of the time which is 1.21% higher against Poppy than the average opponent.
After normalising both champions win rates Sion wins against Poppy 6.36% more often than would be expected.
The average opponent winrate against Poppy is 52.64%.


Bard
Gardien errant
Sion wins against Bard 54.01% of the time which is 1.58% lower against Bard than the average opponent.
After normalising both champions win rates Sion wins against Bard 3.56% more often than would be expected.
The average opponent winrate against Bard is 55.59%.


Veigar
Seigneur des maléfices
Sion wins against Veigar 55.65% of the time which is 1.44% higher against Veigar than the average opponent.
After normalising both champions win rates Sion wins against Veigar 6.58% more often than would be expected.
The average opponent winrate against Veigar is 54.21%.


Galio
Colosse
Sion wins against Galio 57.52% of the time which is 5.35% higher against Galio than the average opponent.
After normalising both champions win rates Sion wins against Galio 10.50% more often than would be expected.
The average opponent winrate against Galio is 52.17%.


Yuumi
Gardienne du Grimoire
Sion wins against Yuumi 57.56% of the time which is 0.71% lower against Yuumi than the average opponent.
After normalising both champions win rates Sion wins against Yuumi 4.41% more often than would be expected.
The average opponent winrate against Yuumi is 58.27%.