

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: 1,993,470
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 15.17 is the strongest counter to support champions of Yuumi, Thresh & Mel. While Sion top is countered most by support champions of Nami, Brand & Zyra. Below is a detailed breakdown of Sion top counters against support champions with a minimum of 100 games.


Nami
Aquamancienne
Sion wins against Nami 44.37% of the time which is 5.52% lower against Nami than the average opponent.
After normalising both champions win rates Sion wins against Nami 5.72% less often than would be expected.
The average opponent winrate against Nami is 49.89%.


Brand
Vengeur flamboyant
Sion wins against Brand 44.96% of the time which is 4.73% lower against Brand than the average opponent.
After normalising both champions win rates Sion wins against Brand 4.93% less often than would be expected.
The average opponent winrate against Brand is 49.69%.


Zyra
Dame aux ronces
Sion wins against Zyra 48.85% of the time which is 0.41% higher against Zyra than the average opponent.
After normalising both champions win rates Sion wins against Zyra 0.21% more often than would be expected.
The average opponent winrate against Zyra is 48.44%.


Lulu
Sorcière féérique
Sion wins against Lulu 48.99% of the time which is 4.91% lower against Lulu than the average opponent.
After normalising both champions win rates Sion wins against Lulu 5.08% less often than would be expected.
The average opponent winrate against Lulu is 53.90%.


Pyke
Éventreur des abysses
Sion wins against Pyke 49.55% of the time which is 3.94% lower against Pyke than the average opponent.
After normalising both champions win rates Sion wins against Pyke 4.12% less often than would be expected.
The average opponent winrate against Pyke is 53.49%.


Lux
Dame de lumière
Sion wins against Lux 49.83% of the time which is 1.24% lower against Lux than the average opponent.
After normalising both champions win rates Sion wins against Lux 1.44% less often than would be expected.
The average opponent winrate against Lux is 51.07%.


Nautilus
Titan des profondeurs
Sion wins against Nautilus 50.00% of the time which is 2.23% lower against Nautilus than the average opponent.
After normalising both champions win rates Sion wins against Nautilus 2.42% less often than would be expected.
The average opponent winrate against Nautilus is 52.23%.


Pantheon
Lance éternelle
Sion wins against Pantheon 50.89% of the time which is 1.04% lower against Pantheon than the average opponent.
After normalising both champions win rates Sion wins against Pantheon 1.23% less often than would be expected.
The average opponent winrate against Pantheon is 51.93%.


Leona
Aube radieuse
Sion wins against Leona 51.36% of the time which is 1.05% higher against Leona than the average opponent.
After normalising both champions win rates Sion wins against Leona 0.85% more often than would be expected.
The average opponent winrate against Leona is 50.31%.


Tahm Kench
Roi des rivières
Sion wins against Tahm Kench 52.00% of the time which is 1.12% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Sion wins against Tahm Kench 1.30% less often than would be expected.
The average opponent winrate against Tahm Kench is 53.12%.


Xerath
Mage suprême
Sion wins against Xerath 52.14% of the time which is 1.62% higher against Xerath than the average opponent.
After normalising both champions win rates Sion wins against Xerath 1.42% more often than would be expected.
The average opponent winrate against Xerath is 50.52%.


Senna
Rédemptrice
Sion wins against Senna 53.28% of the time which is 0.33% lower against Senna than the average opponent.
After normalising both champions win rates Sion wins against Senna 0.51% less often than would be expected.
The average opponent winrate against Senna is 53.61%.


Neeko
Caméléon curieux
Sion wins against Neeko 53.60% of the time which is 0.64% higher against Neeko than the average opponent.
After normalising both champions win rates Sion wins against Neeko 0.46% more often than would be expected.
The average opponent winrate against Neeko is 52.96%.


Swain
Grand général noxien
Sion wins against Swain 53.66% of the time which is 2.44% higher against Swain than the average opponent.
After normalising both champions win rates Sion wins against Swain 2.24% more often than would be expected.
The average opponent winrate against Swain is 51.22%.


Malphite
Éclat du monolithe
Sion wins against Malphite 54.13% of the time which is 1.53% higher against Malphite than the average opponent.
After normalising both champions win rates Sion wins against Malphite 1.34% more often than would be expected.
The average opponent winrate against Malphite is 52.60%.


Blitzcrank
Golem de vapeur
Sion wins against Blitzcrank 54.45% of the time which is 2.26% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Sion wins against Blitzcrank 2.07% more often than would be expected.
The average opponent winrate against Blitzcrank is 52.19%.


Séraphine
Chanteuse rêveuse
Sion wins against Séraphine 54.55% of the time which is 1.94% higher against Séraphine than the average opponent.
After normalising both champions win rates Sion wins against Séraphine 1.75% more often than would be expected.
The average opponent winrate against Séraphine is 52.61%.


Morgana
Déchue
Sion wins against Morgana 55.78% of the time which is 5.96% higher against Morgana than the average opponent.
After normalising both champions win rates Sion wins against Morgana 5.76% more often than would be expected.
The average opponent winrate against Morgana is 49.82%.


Mel
Reflet de l'âme
Sion wins against Mel 57.21% of the time which is 3.38% higher against Mel than the average opponent.
After normalising both champions win rates Sion wins against Mel 3.21% more often than would be expected.
The average opponent winrate against Mel is 53.83%.


Thresh
Garde aux chaînes
Sion wins against Thresh 58.26% of the time which is 5.79% higher against Thresh than the average opponent.
After normalising both champions win rates Sion wins against Thresh 5.60% more often than would be expected.
The average opponent winrate against Thresh is 52.47%.


Yuumi
Gardienne du Grimoire
Sion wins against Yuumi 58.93% of the time which is 2.09% higher against Yuumi than the average opponent.
After normalising both champions win rates Sion wins against Yuumi 1.96% more often than would be expected.
The average opponent winrate against Yuumi is 56.84%.