Undisputed 2: Last Man Standing (2006)

Sequel to the 2002 film. This time, Heavyweight Champ George “Iceman” Chambers (White) is sent to a Russian jail on trumped-up drug charges. In order to win his freedom he must fight against the jailhouse fighting champ Uri Boyka (Adkins) in a battle to the death. This time he is not fighting for a title, he is fighting for his life!