A pair of lightweights have agreed to scrap at UFC 149 as Mitch Clarke will be doing battle with Anton Kuivainen. Clarke is currently winless in UFC competition, suffering a defeat to John Cholish by TKO at UFC 140 earlier this year. Kuvainen is also winless in UFC competition, having suffered a unanimous decision loss to Justin Salas at UFC On Fuel TV I. UFC 149 takes place on July 21st at the Scotiabank Scaddledome in Calgary, Alberta, Canada and UFC Featherweight Champion Jose Aldo will headline.