The Ultimate Fighting Championship (UFC) has kept busy lately, announcing a plethora of headlining bouts leading into a very exciting summer (and fall) season of combat. With that in mind, professional MMAoddsmaker Nick Kalikas has been up to the task and today he has released the opening lines for five future UFC main events via Several Bookmakers. Check them out: The Ultimate Fighter 21 Finale July 12, 2015 | MGM Grand Garden Arena | Las Vegas, Nevada Jake Ellenberger +150 Stephen Thompson -190 — UFC Fight Night 71: Mir vs. Duffee July 15, 2015 | Valley View Casino Center | San Diego, California Frank Mir +135 Todd Duffee -175 — UFC Fight Night 73: Saint Preux vs. Teixeira August 8, 2015 | Bridgestone Arena | Nashville, Tennessee Ovince Saint Preux +100 Glover Teixeira -140 — UFC Fight Night 74: Holloway vs. Oliveira August 23, 2015 | SaskTel Centre | Saskatoon, Saskatchewan, Canada Charles Oliveira +125 Max Holloway -165 — UFC Fight Night 77: Nelson vs.Barnett September 26, 2015 | Saitama Super Arena | Saitama, Japan Roy Nelson +160 Josh Barnett -210 — Click below to bet the fight now!