What movie was the one where Tony Jaa beat up a hundred or so men in black and later had a big bone strapped to his arm?

Winter Shade ? (2005)

Directed by: Prachya Pinkyao

Screenplay: Nabari / Prayuth Fondi / Zuun Nabai / Jiang Dijit Dewunwasmee

Starring: Tony Jaa / Petchtai Wongkamlao / Venus

Genre: Drama / Action / Thriller / Crime

Production Country: Thailand

Language: Thai / English / Chinese

Language: Thai / English / Chinese / English / Chinese

Language: Thai / English / Mandarin Chinese / Vietnamese

Release Date: 2005-08-11

Length: 108 mins / Germany: 90 mins / USA: 81 mins

AKA: Tom Yum Goong / The Protector / Honour of the Dragon

The movie was released on August 11, 2005 and is now available on DVD. Dragons

IMDb link: tt0427954