You got JannShoted
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.
Threats to Janna with this build
|Bard||Not hard just focus him on lane|
|Lucian||Easiest Matchup, you need to kill him in early|