I’m not really taking any sides here, but Chasing the Dawn, Shadows of Hatred, Curse of the Forsaken, Rise of the Blood Elves, Kalimdor the Aftermath, Lordaeron the Aftermath, and Lordaeron the Foremath, and Ultimate Battle are all popular custom games/campaigns.
It’s not really a good idea to rush this game yet, as we have lots of bugs, animation problems, and crashes. Remember that a rushed game will forever be bad.
Also, they will need to fix a lot of inconsistencies like the one I listed here: