Being a big fan of "Mash-Ups" ... this one kicks ass.  This is an animation project that uses the Christopher Reeve version of Superman vs the classic version of Hulk.  Let's give props where props are due:  Visuals and Animation by Michael Habjan, created with Audodesk Maya, Adobe After Effects, Pixologic ZBrush, Sony Vegas.  Music and Sound Design created by Francois Gratecap