Originally Posted by CarlesX7
Good question. Did a quick search and couldn't find which is it. My guess is that they'll make it a 5-rounder.
If it's a main event on anything other than FX then it's 5 rounds. Anything else (non-title) is 3 rounds.
So, if this is the main event of a non FX card then it's 5 rounds. If not... 3.