Daniyar Yeleussinov marked his UK debut in the professional ranks with a dominant points victory over Zoltan Szabo at York Hall.
The Kazakh turned professional after winning gold at the 2016 Rio Olympic Games and added a second victory to his record after winning every single round against his stubborn Hungarian opponent on the JD NXTGEN bill.
From the opening bell, Yeleussinov showcased his speed as he caught Szabo with punches from all angles, drawing gasps among the crowd.
Yeleussinov probed for openings patiently in the second round, jolting Szabo's head back with a stiff jab, while the amateur star sent a classy combination through his opponent's high guard in the third.
Szabo continued to stand firm, despite losing his gumshield early in the fourth round, and Yeleussinov was content to close out a comfortable victory with a steady, stylish assault.
Felix Cash stayed on course for a first title shot at middleweight following a one-sided points win against Francis Tchoffo.
The unbeaten 25-year-old floored Tchoffo in the sixth round on the way to a 80-71 verdict after eight rounds.
Super-middleweight prospect Danny Dignum salvaged his unbeaten record after battling back from two knockdowns to claim a narrow 57-56 points victory over Anthony Fox.
Sean McGoldrick extended his professional record to sixth victories as the Welsh bantamweight completed a 60-54 points win over Craig Derbyshire.
In the opening bout of the night, light-heavyweight Craig 'Spider' Richards stopped Bosko Misic in the third round with a brutal left hook to the body.