MLB insiders give a frustrating update on Mariners' offseason pursuits

Division Series - Detroit Tigers v Seattle Mariners - Game 1 | Rob Leiter/GettyImagesThere would be other details to iron out, but the Seattle Mariners began their offseason with a plan situated on two central pillars: re-sign Josh Naylor, and then re-sign Jorge Polanco. Solid plan, but it had to go out the window as soon as Polanco landed in New York.

That was three weeks ago at this point, and it's mostly been the same names popping up on the trade rumor mill as Plan Bs for Seattle. Trades for Brendan Donovan or Ketel Marte are on the table, and so is a reunion with Eugenio Suárez. Anything said about the Mariners has had roughly a 100 percent chance of name-dropping at least one of those…