At least one theme for all the nations that don't have one yet.
Ok, perhaps a tad unrealistic for the next patch, but eventually...
Complete mod tools, obviously. I'm particularly waiting for Magic Site modding and the ability to add more (preferably all) abilities to a unit, like spying, assassination, etc. These two are the main things the way when trying to create a new nation.
[ January 22, 2004, 14:13: Message edited by: Teraswaerto ]