Via press release:
Dana White confirmed that the winner of the Dec. 16 lightweight title fight between WEC champion Ben Henderson and top contender Anthony Pettis live on VERSUS will take on the winner of the UFC 125 main event title bout between champion Frankie Edgar and Gray Maynard. This upcoming fight will serve as a UFC lightweight title unification bout to be held next year.
Benson "Smooth" Henderson (12-1)
Win Donald Cerrone - Submission (Guillotine Choke) WEC 48
Win Jamie Varner - Submission (Guillotine Choke) WEC 46
Win Donald Cerrone - Decision (Unanimous) WEC 43
Anthony "Showtime" Pettis (12-1)
Win Shane Roller - Submission (Triangle Choke) WEC 50
Win Alex Karalexis - Submission (Triangle Choke) WEC 48
Win Danny Castillo - KO (Head Kick and Punches) WEC 47