@ACKNEX: Seemed kind of pointles...?
Anyways, Newton is one of the more popular physics engines for 3DGS. You can download it (as well as some good samples and a [very limited] doc].
http://coniserver.net/down/setupngd.exeHowever, newton does not work with the templates. I wrote another example for using Newton with a player that uses physics. It's at the bottom of my signature.