Arnold Allen has put on a dominant performance in the main event of UFC Vegas 117 at the Meta Apex. The British fighter defeated Melquizael Costa after five rounds via unanimous decision. Allen came into the fight with only one win in his last four fights.

The UFC returns home to the Meta APEX in Las Vegas, NV today for a UFC Fight Night card that features two featherweight matchups at the top of the bill. The main event will see Melquizael Costa try to continue his climb up the featherweight rankings when ...