-= Gametoast.com =-

what the heck is this XSI thing i keep hearing about?! Does it come with the mod tools? is it a download? Do you need a program to use it? what does it do?

http://www.gametoast.com/forums/viewforum.php?f=36

And also:

It is a 3d modeling program. It can help you make custom objects like buildings, guns, characters, etc.