He might be 262lbs, but it's not like he's fat like Kirk Johnson or Danny Williams etc were - he's solid and athletic looking. He's been solid before, and still had terrible stamina, but he definitely looks in better condition this time.
I see Wlad had his phone camera out again and Briggs couldn't resist saying something to him, Wlad mess with him at the post-fight press conference after Vitaly humiliates him, if Briggs shows up to that...