Orianna is based on her ball, good placing strategy will win u the game, Knowing who to shield so he would walk ur ball around and such, Orianna is both good Middler and later a great Add-on to otheres power as she attaches to him.

Pros - Great Ability Power, Great Harass and warding around

Cons - Placing her Ball could be hard, Practice returning it to u so u could be aware where it is every time, using Alt+E