Veteran light heavyweight Vladimir Matyushenko, who has fought in the UFC, Affliction, and the IFL, topped former UFC fighter Jason Lambert via unanimous decision on Saturday in Ontario, California in the main event of Call to Arms I.

Welterweight challenger Thiago Alves, who meets UFC welterweight champion Georges St-Pierre on July 11th at UFC 100, has predicted he'll shock the world with a knockout of GSP. "I'm not just going to win, I'm going to knock him out. I'm going to shock the world."

Trevor Prangley topped champion Emanuel Newton via unanimous decision in the MFC 21: Hard Knocks main event on Saturday to become the promotion's new light heavyweight champion. Also on the card, Bobby Lashley improved to 3-0 with a 24-second submission of Mike Cook and John Alessio and Marvin Eastman earned victories.

Omar De La Cruz and Lyman Good advanced to the Bellator welterweight finals with victories on Friday at Bellator 7 in Chicago. In other action, Eddie Sanchez provided the promotion another highlight reel clip with a ten-second TKO while Kerry Vera and Leslie Smith engaged in an entertaining slugfest.

Previously unbeaten hometown favorite Billy Evangelista lost by disputed, controversial second-round disqualification to Mike Aina Friday in the main event of the inaugural Strikeforce Challengers telecast on SHOWTIME. At the finish, neither fighter was satisfied with the outcome at the Save Mart Center.

Notable lightweight Takanori Gomi and heavyweight Antonio Rogerio Nogueira both earned victories in weekend MMA action. Gomi snapped a two-fight losing streak with his second-round KO of Takashi Nakakura while Nogueira won his fifth-straight with a third-round submission of Dion Staring.

fter losing to Team USA West by a 3-2 margin during the season opener of the 2009 "M-1 Challenge Presented by Affliction," losing at home in their second head-to-head series was not an option for Team Brazil. Led by former IFL superfight veteran Eduardo Pamplona, the team's lone holdover from the opener, Brazil swept Imperial by a score of 5-0

Ultimate Fighter 8 cast member Antwain Britt needed just eight seconds to knockout UFC veteran Antonio Mendes on Saturday in the main event of Shine's debut "Genesis" event in Columbus, Ohio.

Former WEC light heavyweight champion Doug Marshall won his third-straight bout since leaving the WEC and his second in a row at 185-pounds on Friday in the main event of Palace Fighting Championship 13: Validation, defeating Jamie Jara via split decision at the Tachi Palace Hotel and Casino in Lemoore, California.

The finals of Bellator's featherweight tournament are now set following Friday's Bellator 6 event in Robstown, Texas. Yahir Reyes advanced with a second-round spinning backfist knockout of Estevan Payan, while Joe Soto upset tournament favorite Wilson Reis via unanimous decision in the evening's headliner.

Heavyweight up-and-comer Chris Tuchscherer will reportedly make his UFC debut at UFC 102 on August 29th in Portland, Oregon against Gabriel Gonzaga. UFC 102 is headlined by Randy Couture vs. Antonio Rodrigo Nogueira and is also expected to feature Demian Maia vs. Nate Marquardt, Keith Jardine vs. Thiago Silva, and Matt Hamill vs. Brandon Vera.

The Ultimate Fighter 10 heavyweight hopeful Rex Richards tasted defeat for the second time in his professional MMA career on Saturday at Shark Fights 4, falling to Darill Schoonover via fourth-round TKO in the event's headliner. The event, which was held at the City Bank Coliseum in Lubbock, Texas, also featured victories by Don Frye and Jesse Taylor.

Hatsu Hioki, Michihiro Omigawa, Masenori Kanehara, and Marlon Sandro advanced to the semifinals of the Sengoku's featherweight grand prix on Friday with victories at Sengoku Eighth Battle in Tokyo, Japan.

Lightweights Eddie Alvarez and Toby Imada advanced to the Bellator lightweight tournament finals on Friday with victories at Bellator 5 in Dayton, Ohio. Continue reading after the jump for complete results, including a "Submission of the Year" candidate, and a recap of the card.

Heavyweight prospect Bobby Lashley (2-0) announced his signing with Xtreme Fighting Championships on Saturday at the promotion's XFC 8: Regional Conflict event in Knoxville, Tennessee. Lashley, who was originally rumored to be in action on the XFC 8 card, will instead debut in September against an opponent to-be-announced.