Be Able to Own Houses, up to like a castle if you are really rich. I always wanted one of the manors in verdistis =/ I just took over the thieves guild eventually.
Be able to play after beating game.
Very Big Open World, no acts, etc.
Good story.
Lot's of NPCS. Different ways to do things, lot's of side quests, etc.
Being able to be good or bad to solve things, you know. peaceful or attacking, etc.
Scorpion Traps to kill everything. :P
Rivellon!!!!!!!!!!!!!!!!!!!
Whores. ( sorry, have to say it. I want them in the game again <img src="/ubbthreads/images/graemlins/tongue.gif" alt="" /> )
Castles.
Varied Geography, like in D1.
Reminds me of D1, *sigh* Im going to go play it again.