Designing an entire region, complete with fakemon? That's a pretty big project you've got right there, my friend.
Since you mentioned scripting, I'm going to assume you're referring to ROM hacking. If so, the Documents and Tutorials sub-forum should serve you well. That little board taught me a thing or two back when I was new.
Welcome to the ol' community, Dragax. Good luck with your fanfic. (>'')>