

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: 2,639,472
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.


Janna Counters
Janna support vs jungle Counters
Janna support on Patch 15.17 is the strongest counter to jungle champions of Kayn, Xin Zhao & Master Yi. While Janna support is countered most by jungle champions of Volibear, Warwick & Viego. Below is a detailed breakdown of Janna support counters against jungle champions with a minimum of 100 games.


Volibear
Bezlitosny Grom
Janna wins against Volibear 31.15% of the time which is 17.94% lower against Volibear than the average opponent.
After normalising both champions win rates Janna wins against Volibear 13.31% less often than would be expected.
The average opponent winrate against Volibear is 49.09%.


Warwick
Rozkiełznany Gniew Zaun
Janna wins against Warwick 41.15% of the time which is 8.87% lower against Warwick than the average opponent.
After normalising both champions win rates Janna wins against Warwick 4.24% less often than would be expected.
The average opponent winrate against Warwick is 50.02%.


Viego
Zniszczony Król
Janna wins against Viego 43.24% of the time which is 9.24% lower against Viego than the average opponent.
After normalising both champions win rates Janna wins against Viego 4.61% less often than would be expected.
The average opponent winrate against Viego is 52.48%.


Master Yi
Szermierz Wuju
Janna wins against Master Yi 51.57% of the time which is 0.46% lower against Master Yi than the average opponent.
After normalising both champions win rates Janna wins against Master Yi 4.17% more often than would be expected.
The average opponent winrate against Master Yi is 52.03%.


Xin Zhao
Seneszal Demacii
Janna wins against Xin Zhao 54.42% of the time which is 2.44% higher against Xin Zhao than the average opponent.
After normalising both champions win rates Janna wins against Xin Zhao 7.07% more often than would be expected.
The average opponent winrate against Xin Zhao is 51.98%.


Kayn
Żniwiarz Cienia
Janna wins against Kayn 56.29% of the time which is 3.47% higher against Kayn than the average opponent.
After normalising both champions win rates Janna wins against Kayn 8.10% more often than would be expected.
The average opponent winrate against Kayn is 52.82%.