Cheerio - The big size increase came from all the video tutorials. We've talked a little bit about recreating them as programatic animated sequences now that we have access to a tool that can create that sort of thing. It's do able but a non trival amount of work so we'll have to see how much demand there is.
As for the battle sequences they didn't make it into the game but are still on the to do list. Our current priority list for updates is [1] Cross game global leader boards [2] iPad native client and then [3] visual combat.