What is the strongest champion this pre-season ?

Hello guys I would liek to know, who do you think is going to be the top banned champion this season ? I know it is only pre-season and things will change, but w/e

PS: Hey guys, my name is Piotr, Ive put alot of effor into my stream, all I'm asking is a chance :) www.twitch.tv/paladinslord -Thanks Alot