(After guessing the fox girl leak right in the last one, updating this one.)
Next week September 13th at 11:00 A.M. (PDT) fox girl reveal and Overwatch 2 premier ad starts featuring all the new heroes, pre OW2 story (part 1), All Hero Cosmetics Available for Purchase till the 2nd. Andy B makes an appearance. (Maybe Ow2 ExC? Likely not.)
Overwatch 2 premier ad will repeat everywhere.
September 18 pre OW2 story part 2
September 25 pre OW2 story part 3 (Overwatch 2 premier ad now countsdown)
Oct 2nd pre OW2 story Finale, OW1 Shutsdown
Oct 4th OW2