This video is about Boyka's Chest Workout Routine June 2015 for Undisputed 4.
Boyka's Chest Workout - Undisputed 4
This video is about Boyka's Tricep Workout Routine June 2015 for Undisputed 4.
This video is about Boyka's Bicep Workout Routine June 2015 for Undisputed 4.
Becoming Boyka - Undisputed 3
Motivation video where Scott Adkins is training for Undisuted 3.
Becoming Boyka - Undisputed 3
This video contains the in-movie training-scenes of the best martial-arts fight character in the history:
Yuri Boyka.