Yeah, I have no idea how that's going to work in 1.4. I think I read somewhere that there is still going to be a 'fast match' option where you can click on the usual ai0/1/2/3/4/5, as well as arena, and then the overworld map will be in addition to this, where you can meet community designed decks.
There is no FG update today. I misread things, and so I brought an unupped version of my miracle counter against divine glory. Needless to say, as soon as I realized what I did, I autoquit, because there was no way I could have dealt even 1 point of damage.