Sherdog.com’s 2015 Upset of the Year Holly Holm turned the MMA world upside down on Nov. 14, when she knocked out Ronda Rousey with a head kick at UFC 193.

Sherdog’s Top 10: Memorable UFC Debuts Countless fighters, from one-hit wonders to all-time greats, have made permanent marks with their first appearances inside the Octagon.

UFC Fight Night 29 Results: ‘Maia vs. Shields’ Play-by-Play & Updates Sherdog.com reports from Sao Paulo, Brazil, with live UFC Fight Night 29 updates.

UFC on FX 7 Results: ‘Belfort vs. Bisping’ Play-by-Play & Updates Sherdog.com will report from Geraldo Jose de Almeida State Gymnasium in Sao Paulo, Brazil, at approximately 6 p.m. ET/3 p.m. PT with play-by-play and live results of UFC on FX 7, which is headlined by a middleweight showdown pitting...

UFC 101 Play-by-Play Sherdog.com reports from the Wachovia Center in Philadelphia with live play-by-play of UFC 101 “Declaration.” In the main event, B.J. Penn will take on...