MMA Fighting has Battlegrounds MMA One results for Friday night's pay-per-view, featuring a one-night welterweight tournament, at the BOK Center in Tulsa, Okla.
On the main card, eight fighters will compete for a $50,000 grand prize.
Check out the Battlegrounds One MMA results below.
Main card (PPV live at 10 p.m. ET)
Welterweight tournament final
Roan Carneiro def. Brock Larson via unanimous decision (30-27, 30-27, 30-27)
Chris Gutierrez def. Tyler Shinn via split decision (29-28, 27-30, 29-28)
Zac Church def. Ryan Hayes via unanimous decision (30-27, 30-27, 29-28)
Welterweight tournament semis
Roan Carneiro def. Trey Houston via TKO (strikes) at 2:11 of R2
Brock Larson def. Joe Ray via unanimous decision (29-28, 29-28, 29-28)
Jamal Parks def. Ruben Warr via unanimous decision (29-28, 29-28, 29-28)
Niko Koliastasis def. Wayne Cole via submission (rear-naked choke) at 1:32 of R1
Roan Carneiro def. Randall Wallace via submission (armbar) at 3:29 of R1
Trey Houston def. Jesse Taylor via submission (armbar) at 2:10 of R1
Joe Ray def. Luigi Floravanti via TKO (knees and punches) at 2:39 of R2
Brock Larson def. Cody McKenzie via submission (arm triangle choke) at 1:43 of R2
Bryan McVea def. Mike Cook via submission (arm triangle choke) at 1:39 of R2
Demoreo Dennis def. Bryan Porritt via TKO (strikes) at 2:05 of R1