Not Updated For Current Season
The masteries shown here are not yet updated for the current season, the guide author needs to set up the new masteries. As such, they will be different than the masteries you see in-game.
How to Win?
Use theto attack players they must have low hp.
When enemy player attack Yuo under your tower useto slow them and wait for his death.You can use theto push enemy under your tower and slow him.
Don`t give enemy to go near you.
The most important thing when you play Janna useto rescue your and your friends .
It`s difficult , but you must try to block enemy escape way by.
Use your skills to help your friends e\for example you can useon tank or useto heal your team.
What to build ?
You can build somthing for armor becouse it`s very sqashy charcater.
I don`t bulid anything for Hp or Armor becouse I Keep back and attack after my team not go for first line.