Requesting lock due to a necropost. Please don't post on threads that have been inactive for over a month. He likely got the help from the discord support channel.
I dont have any info on this but when they do a huge map change like this one it is normally permanent. I agree there should be a way to get to the old lobbies because some of them were great, but that isnt a thing.
I dont know anything about your ban except that that photo is edited. It says you got banned on 09/09/2020 and will be unbanned on 10/12/2020. Please wait out your ban and dont try getting staff in trouble for banning you.