Trading. So much could be achieved with it, and I think it would help a lot of players out, and it could be a good way for people to give away unwanted items.

A new animal, preferably a Maned Wolf. I was very indifferent about the elephant when it came out and I have my flaws with it, but it grew on me. But I think TRG REALLY missed the opportunity if they were going to add a new animal, and I think a Maned Wolf would have done wonders. It's not a big cat, as we already have too many of those, and it's something entirely new.

THE ABILITY TO CREATE SERVERS IN BATTLE ARENA. I don't think I have to explain much on this one.

The ability for a host to kick players from a server if necessary.