'Cowboy' Oliveira's Gruesome Forehead Gash Requires 29 Stitches

"Cowboy" Oliveira is going to have a hell of a scar after getting 29 stitches to close up Gunnar Nelson's handiwork #UFC231 pic.twitter.com/vevd0v21Cc

— Mike Bohn (@MikeBohnMMA) December 11, 2018Alex “Cowboy” Oliveira is facing an extended spell on the sidelines after his brutal loss at the hands -- and elbow -- of Icelandic grappling ace Gunnar Nelson on the main card of UFC 231 this past Saturday.

Oliveira (19-6-1, 2 N/C) came into the fight against Nelson riding a two-fight win streak with victories over Carlos Condit and Carlo Pedersoli Jr. Nelson, on the other hand, was returning to action after an extended period on the sidelines recovering from a knee injury which had kept him out of…