User blog comment:Ghmorello/Chapter 925: The King And Queen Of Thanksgiving/@comment-25654036-20181124091316/@comment-25654036-20181125060739

I've read some theories of him being the former warden of Impel Down prior to Magellan which  actually makes sense because we havent seen Magellans Warden during the flashback.. The new warden Hanyabal also wear similar outfit now, so i really think its the the Warden's uniform... well see.. ^^