They totally have that right, and we totally have our right to call them out on that. So they can ban political speech in their events, and according to the Streisand Effect, that is guaranteed to garner them a lot of negative attention, with plenty of people willing to cross their line to make a point.

At anyrate, Blizzard has done a lot for the HK movement since you can’t have civil disobedience without the disobedience. They’ve conveniently provided the context that such disobedience can exist in (and if it wasn’t them, it would be someone else).