Do you have to complete Season 2 on hard to get the rewards?

[Steve9999]

Take a look at this thread from a day or so ago

Will it be necessary to finish Atlantis Hard Mode to progress further? Will you need to complete all Hard Stages to get the Mission rewards?

I asked this before in a Season 2 thread, but it kinda got lost, so creating a new topic. Do we know if it will be necessary to complete Season 2 in Hard mode to unlock whatever might come next (Atlantis Base, new buildings, Season 3 etc etc)? Or will just completing Atlantis in normal mode be sufficient to progress? I ask because I am as far as is possible with Normal mode, but I have only bothered to do 2 or 3 provinces in hard mode so far. Should I get a move on? I realise I am missing At…