Just play 1, 2 & 3 chronologically and if you want more play odst. I, personally, wouldn’t recommend halo 4. They’re also great games for co op if you have a friend you can convince
I trust ID to make a fun game, I do not trust Microsoft however so we’ll see how hands off they’ve been. Hopefully it was too far along for Microsoft to meddle with anything.
Just play 1, 2 & 3 chronologically and if you want more play odst. I, personally, wouldn’t recommend halo 4. They’re also great games for co op if you have a friend you can convince