While the term documentary frequently scares away those movie fans who like their violence served on a bed of chipped face, Murderball might be the film to show that action/adventure and educational/informative neednt be opposing categories. Its the story of the American quad rugby team, a group of quadriplegics who play the most brutal sport ever invented by crack-addled wolverines. The game is essentially rugby played on a basketball court by men in iron-clad wheelchairs, and its a paradigm of the three Fs of good sports: Its fast, fun and violent (V being like F only violenter). Murderball isnt just random shots of guys in wheelchairs banging the snot out of each other, though: Its also a compelling human story, focusing on a retired player who quits the American team to become coach of the Canadian team. Of course, his ex-teammates in the U.S. of A. treat him like he just put on a turban and moved to the mountains of eastern Pakistan. And therein lies the tale