What happened: Dustin Poirier publicly congratulated Justin Gaethje after Gaethje became the undisputed lightweight champion, calling the performance "masterful" and saying it was inspiring to watch in person. Responding to a fan asking whether he would come out of retirement for a trilogy, Poirier opened with "Yes" before pivoting to praise for the new champion.

Why it matters: Poirier and Gaethje have twice produced unforgettable lightweight wars, and a third meeting against a newly crowned undisputed champion would carry immediate title stakes. The retired veteran signaling openness to a return reshapes the division's near-term storyline around one of its most marketable rivalries.

What to watch: Watch for Gaethje or the promotion to respond publicly and for any formal indication that Poirier intends to reverse his retirement.