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 Morgana with this build
|Nami||The W remove the E of Morg|
|Karma||R;Q remove together the E of Morg and she can poke her hard|