Avoid files labeled "TS" or "CAM" from 2010. The original theatrical release had an issue where the final reels were out of focus. Only the Blu-ray (and subsequent indexes) corrected the cinematography. The Martial Arts Choreography: A Swan Song Whereas Ong Bak was about raw street Muay Thai (elbows, knees, broken glass), and Ong Bak 2 was about historical martial arts (Krabi Krabong, Chinese Mantis fist), Ong Bak 3 is about internal energy.
Here is what the ideal file looks like in a directory listing: Index Of Ong Bak 3-
Tien (Tony Jaa) is captured and tortured by the forces of the evil nobleman, Jom Rachan (Sarunyoo Wongkrachang). Crucified and left for dead, Tien is saved by his mentor, Phra Bua (Nirutti Sirijanya), and the Kana Khone villagers. However, Tien is psychologically broken. He has been stripped of his Muay Thai skills and his will to live. Avoid files labeled "TS" or "CAM" from 2010