MMA returned to the Tachi Palace Hotel and Casino in Leemore, California on Thursday, as Tachi Palace Fights held its debut “Most Wanted” event at the venue that was formerly home to World Extreme Cagefighting and Palace Fighting Championship.

Rising featherweight Chad Mendes, a training partner of WEC star Urijah Faber’s, topped Mike Joy by unanimous decision in the evening’s main event, while War Machine (formerly Jon Koppenhaver) suffered a split decision loss to David Mitchell and Bellator featherweight champ Joe Soto submitted Mike Christensen with a gogoplata in other notable bouts.

Bibiano Fernandes upset Joe Warren in the DREAM featherweight grand prix semifinals then topped Hiroyuki Takeya in the main event of DREAM 11 on Tuesday to become the promotion’s featherweight champion.

In other notable action at the Yokohama Arena in Kanagawa, Japan, Shinya Aoki became DREAM’s lightweight champ by submitting title-holder Joachim Hansen in the closing seconds of their co-headlining matchup, veteran Kazushi Sakuraba easily submitted newcomer Rubin Williams, and Rameau Thierry Sokoudjou and Ikuhisa Minowa advanced to the Super Hulk tournament finale.

Mike Easton retained the Ultimate Warrior Challenge bantamweight title on Saturday in the main event of UWC 7: Redemption, topping Chase Beebe in a controversial split decision that capped off the card at the Patriot Center in Fairfax, Virginia.

In the evening’s co-headliner, Pat Runez was crowned the first-ever UWC flyweight champion by edging John Dodson on the judge’s scorecards after an entertaining five-round slugfest.

Travis Lutter edged hometown favorite Jason MacDonald on Friday in the main event of MFC 22, earning a unanimous decision win in the matchup of middleweight UFC veterans that capped off the HDNet-televised event at the River Cree Resort and Casino in Edmonton, Canada.

In other notable action, Antonio McKee topped Carlo Prated by unanimous decision in the MFC 22 co-main event, while John Alessio stopped Luigi Fioravanti with strikes in the third round of their featured bout.

Tim Kennedy submitted previously unbeaten prospect Zak Cummings in the second-round of their main event middleweight matchup at Friday’s Strikeforce Challengers event at the SpiritBank Event Center in Bixby, Oklahoma.

Complete Strikeforce Challengers results and a photo gallery from the card are after the jump…

Kickboxer Antz Nansen spoiled the MMA debut of fellow-newcomer Hiroshi Izumi on Wednesday in the main event of Sengoku 10, stopping the 2004 Olympic judo silver medalist from Japan with strikes in the opening round of the headliner at the Saitama Super Arena in Saitama, Japan.

Following an early knockdown at the hands of Melvin Guillard in the UFC Fight Night 19 headliner, Nate Diaz took advantage of his first opportunity on the ground, forcing Guillard to tap to a guillotine choke in the second-round of the main event.

The finish capped off the Spike TV-televised card, which took place at the Cox Convention Center in Oklahoma City, Oklahoma.

Dave Herman needed just 60-seconds to stop Don Frye on Saturday in the main event of Shark Fights 6, forcing a referee stoppage at the one-minute mark of the headliner. Gerald Harris, a cast member on the Ultimate Fighter 7, knocked out former WEC and UFC fighter Nissen Osterneck in the co-main event to with the promotion’s middleweight title.

Complete results from Shark Fights 6, Arena Rumble, and Bitetti Combat are after the jump…

Antonio Rodrigo Nogueira rebounded from his disappointing loss to Frank Mir in his fight with an exciting unanimous decision victory over Randy Couture in the main event of UFC 102 on Saturday at the Rose Garden Arena in Portland, Oregon.

The UFC 102 main card also featured impressive knockouts by Thiago Silva and Nate Marquard, while the prelims were highlighted by Todd Duffee’s record-setting 7-second KO in his UFC debut.

Heavyweight prospect Muhammed “King Mo” Lawal kept his undefeated record intact against Mark Kerr in the main event of M-1 Global: Breakthrough on Friday in Kansas City, knocking out the veteran just 25-seconds into their headlining matchup to cap off the HDNet-televised event.

In a special sparring exhibition featured on the main card, top-ranked heavyweight Fedor Emelianenko made easy work of Strikeforce light heavyweight champion Gegard Mousasi, following up a series of seemingly-easy takedowns with a fight-ending armbar.

Cris “Cyborg” Santos needed less than one round to become the first-ever Strikeforce 145-pound women’s champion, knocking out Gina Carano in the opening round of Saturday’s Strikeforce headliner at the HP Pavilion in San Jose, California.

In other main card bouts, Gegard Mousasi became the new Strikeforce light heavyweight champion with a 60-second knockout of Renato “Babalu” Sobral, Gilbert Melendez retained the promotion’s interim lightweight title with a third-round TKO of Mitsuhiro Ishida, and heavyweight contender Fabricio Werdum submitted Mike Kyle in the opening round to kick off the Showtime broadcast.

Brian Bowles became the new WEC bantamweight champion on Sunday in the main event of WEC 42, knocking out 125-pound title-holder and top-ranked pound-for-pound fighter Miguel Torres in the opening round of the main event at The Joint at the Hard Rock Hotel and Casino in Las Vegas.

Dominick Cruz, Danny Castillo, Takeya Mizugaki, and Leonard Garcia were also victorious on the WEC 42 main card.

UFC lightweight champion BJ Penn retained his title on Saturday in the main event of UFC 101, submitting Kenny Florian in the fourth-round of their championship headliner to cap off the pay-per-view event, which took place at the Wachovia Center in Philadelphia.

In the UFC 101 co-headliner, UFC middleweight champ Anderson Silva returned to the light heavyweight division and silenced his critics, following up back-to-back lackluster wins with a first-round knckout of former 205-pound champ Forrest Griffin.

Mizuto Hirota upset lightweight champ Satoru Kitaoka via fourth-round TKO to become the promotion’s new title-holder at Sengoku 9 on Sunday in Saitama, Japan.

The Sengoku Featherweight Grand Prix also came to an underwhelming conclusion at the card, with Masanori Kanehara being crowned the first-ever Sengoku featherweight champ with a split decision victory over Michihiro Omigawa in the tournament final.

Marius Zaromskis won the DREAM welterweight grand prix and became the promotion’s first-ever 76kg champion on Sunday by upsetting Hayato “Mach” Sakurai and Jason High with back-to-back knockouts at DREAM 10 in Saitama, Japan.

In other DREAM 10 action, Shinya Aoki topped Vitor Ribeiro by unanimous decision in a lightweight bout that filled to live up to expectations TUF 7 cast member Jesse Taylor defeated Dong Sik Yoon, who was unable to continue due to a left ankle injury, and former WEC champ Paulo Filho submitted kickboxer Melvin Manhoef in the opening round of their middleweight matchup.