Sure, doing content is fun - but I've doing that for years, and as you may know, I've never ever finished any own game - which is some kind of frustrating. But now I've a lot of own content from earlier games that I can use for the Tyr game
The "battle" system that we use is the free Kingdom Hearts movement system, which the barbarien model from Alienheretic is designed for. It has it's problems, but basically it works - what we want is to improve and customize it, so that it fits our needs and the kind of gameplay that we're trying to achieve.