I'm just throwing out the type of guys they could be interested in like an O'Shaughnessey (JAX) or a Trey Burton (IND).
Buffalo will be a destination spot next year and with the TE talent lacking there could be a lot of interest for UFAs.
Like I said not top end UFAs just decent players.
https://www.spotrac.com/nfl/free-agents/all/tight-end/