The UFC is back in its “Sin City” home base this week, and middleweight contenders are at the top of the lineup. Here's how to watch UFC Fight Night 290, with a mix of rising stars and established talent throughout the card.

UFC middleweight contender Nassourdine Imavov is offering UFC middleweight champion Sean Strickland to fight him. Imavov has been clamoring for a title shot against Strickland for nearly the past six months,

Allen and Duncan headline the promotion's return to the Meta APEX in Las Vegas for UFC Fight Night. Duncan is one of the more compelling additions to the middleweight rankings. The dynamic striker garnered attention with consecutive spinning backfist knockouts, and most recently beat middleweight title challenger Jared Cannonier.

UFC 335 features Charles Oliveira vs. Diego Lopes, Alex Pereira vs. Sergei Pavlovich, and Joe Pyfer vs. Bo Nickal in three compelling style clashes.

Explore every Damian Pinas finish, from his early regional KOs to his latest UFC knockout. See why the "Baba Yaga" is one of MMA's most feared power punchers.

Damian Pinas, a 31-year-old middleweight from Aruba, delivered the most spectacular knockout at UFC 332 Saturday, Oct. 3 with a nasty uppercut.

Former UFC middleweight Sam Alvey, who resurrected his combat sports career in Karate Combat, will transition to the world of bare knuckle boxing after signing a multi-fight deal with BKFC. His first fight will take place at the promotion’s Dec.

Former middleweight title challenger Vettori (19-10-1 MMA, 9-9-1 UFC) was in desperate need of a victory against Naurdiev (26-8 MMA, 5-3 UFC) on Saturday at Delta Center in Salt Lake City, but he couldn't get back on track. Naurdiev won the fight by unanimous decision with a scores of 29-28, 29-28 and 29-28.

A former The Ultimate Fighter winner and longtime UFC veteran officially hung up his gloves after competing in the opening bout for UFC 332.