Nieky Holzken: My Knockout Power Will 'Surprise' John Wayne Parr
Nieky Holzken K1 Seminar Hamburg - YouTube
GLORY 19: Nieky Holzken vs. Aleksandr Stetcuerenko (Full Video) - YouTube
Nieky Holzken Training Workout | Kickboxing Training - video Dailymotion
Nieky Holzken vs. Regian Eersel | Full Fight Replay - YouTube
ONE: Full Fight | Nieky Holzken vs. Mustapha Haida | Striking Excellence | February 2019 - YouTube
Fight Preparation | Nieky Holzken | Fight Series - YouTube
Dutch kickboxer Nieky Holzken talks training, broken family, fatherhood – CONAN Daily
NIEKY HOLZKEN PADS TRAINING - YouTube
Nieky Holzken heavy bag work inside Mayweather Boxing Club - YouTube
GLORY 34 Denver: Nieky Holzken vs Murthel Groenhart Feature - YouTube
Nieky Holzken's DEVASTATING Uppercut Knockout - YouTube
7 Nieky Holzken LIVER HOOK COMBOS - YouTube
Nieky Holzken "The Natural" Highlights - YouTube
Kickboxing champ Nieky Holzken hitting the heavy bag at the Mayweather Boxing Club - YouTube
Nieky Holzken's ONE Championship highlights ahead of ONE X
Nieky Holzken's Training Camp | ONE VLOG - YouTube
The First Man To KNOCK OUT Nieky Holzken In Over A DECADE - YouTube
Betting Odds & Prediction for John Wayne Parr vs Nieky Holzken - Betting Insider Journal
Nieky Holzken looks to play Cinderella against Callum Smith
