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.
This is why I am lazy
Don't beleive this will work? Test it out for yourself.
Attack some minons when you have low HP. Get Red and Blue Buff as much as possible.
When you skill him, try to add one or 2 auto attacks with it.
Don't feel like explaining. Just try it
I know this doesn't meet the requirements. But there is nothing for me to explian
Pros / Cons
Pros- Mystic Shot has fast CD( Which can help your other skills CD faster)
Ult is AOE