While it’s far from the only notable bug in Overwatch 2, Bastion’s bugged ultimate attack is both something to behold for its utter game breaking capability and the domino effect that Blizzard’s attempt to fix it has had on the Overwatch 2 servers. On Monday, Oct. 10, Blizzard had to put a stop to the fun for Bastion-mains and remove the character completely from the roster for the time being.
Source: https://www.distractify.com/p/why-was-bastion-removed-overwatch-2