If you were hoping you could go into Overwtaches Ranked Mode with a team of Bastion and hold down a bottle neck in turret form the entire game, there’s some bad news for you. While there is no word on when this change will be coming, It was confirmed in a Gamerant article that Blizzard is looking into implementing the change at some point in the near future. With the reveal of Ana it is possible that this is meant to be a way to get a spotlight on other characters that typically go unused in ranked play, but more likely this is meant to break up teams combos deamed to be a little too unfair (like having two Widowmakers and two McCrees.
Ludophile Lab 