Marcus Davis wins at Global Fight League (GFL) 13 on Sept. 23 in Portland

Former UFC welterweight and The Ultimate Fighter (TUF) 2 contestant Marcus Davis was back in action this past weekend, headlining the main event for Global Fight League (GFL) 13: "Heavy Hitters" at the Portland Expo Center on Sept. 23 in Portland, Maine.

"The Irish Hand Grenade" needed just over a minute to dispose of Team Juggernaut standout Travis Coyle via guillotine choke.

Popular Northeast fight camps were represented in "Vacationland" as Team Sityadong and Team Irish defended their turf against members from Academy MMA.

In addition to Davis, John Johnston, Josh Watson, Ryan Sanders and Eloy Kaminski all picked up wins in convincing fashion.

Complete GFL 13 results (courtesy Northeast MMA) after the jump.

Main Card:
170 lbs.: Marcus Davis def. Travis Coyle via submission (guillotine choke)
265 lbs.: John Johnston def. Shaun Durfee via TKO (punches)
205 lbs.: Josh Watson def. Carlos Lovato via KO (punch)
170 lbs.: Ryan Sanders def. Vincent Silvestre, via submission (guillotine choke)
145 lbs.: Eloy Kaminski def. Nate Ainsworth via submission (arm-triangle choke)

Preliminary card:
135 lbs.: Ernesto Ornelas def. Steve Desjardins via submission (guillotine choke)
145 lbs.: Ray Wood def. Elias Leland via submission (arm bar)
145 lbs.: Trevor Kell def. Ted Washburn via split decision
170 lbs.: Daniel Meuse def. Joel Adams via submission (arm bar)
115 lbs.: Jill Valenzuela def. Sarah McLeod via unanimous decision
125 lbs.: Maria Rios def. Heather Lambert, TKO (punches)
190 lbs.: Buck Pineau def. Paul Sokolowski via submission (rear naked choke)
135 lbs.: Tom Balzano def. Cecil Haney via split decision
170 lbs.: Scott Lavoie def. Shaun Head via submission (arm bar)
205 lbs.: Rick Garland def. Nolan Brown via unanimous decision
155 lbs.: Ken Kersch def. Caleb Costello via unanimous decision
155 lbs.: Jon Lemke def. Zach Labbay via TKO (punches)