Does Chael Sonnen have any business fighting at light heavyweight? Though all of his previous UFC fights were at middleweight, Sonnen talked his way into a title shot at light heavyweight. After losing to Jon Jones, he's trying another bout at 205 lbs. with Mauricio "Shogun" Rua. He can show if he belongs fighting at this weight or if he should go back down to middleweight.
Has Alistair Overeem recovered from being knocked out by Antonio Silva? When "Big Foot" knocked out Overeem in February, it was the first time he had suffered a knockout since 2007. Returning from a shocking loss like that is no small feat. He can show if he's resilient in a bout with Travis Browne.
Does Matt Brown deserve a title shot? He's been under the radar, but he is on a five-fight winning streak, with the last three wins coming by second round knockouts. With an impressive win over Mike Pyle, he could get the next welterweight title shot.
Can Conor McGregor live up to the hype? For a guy with one UFC win, McGregor has generated an awful lot of buzz. He will get a chance to show what he's capable of against Max Holloway, who is coming off of a loss to Dennis Bermudez.
Is Uriah Hall just a TUF star? Everyone was blown away with the raw power Hall showed during "The Ultimate Fighter," but he fizzled at the TUF finale and lost to Kelvin Gastelum. Against John Howard, Hall can show if he's just a TUF flash in the pan or a real prospect.
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