Arman Tsarukyan vs. Charles Oliveira for the BMF title could be the perfect solution for the UFC's lightweight division — and Chael Sonnen explains why. Chael believes Arman is a legitimate number-one contender, but with the BMF title sitting right there at lightweight, a matchup with Oliveira suddenly makes too much sense. It gives Arman a massive fight while taking another contender off the board and completely reshaping what's next for Justin Gaethje. So who does Gaethje fight next? A rematch with Paddy Pimblett doesn't seem likely. Ilia Topuria may not be ready to jump right back into another title fight. A Max Holloway rematch is possible, but Gaethje has reportedly expressed interest in something new. Chael believes the lightweight division may ultimately come down to Paddy or Ilia trying to take the belt from Gaethje — and one of them could be the final opponent of Gaethje's career. The question is simple: **Which fighter is best equipped to take the title from Justin Gaeth