It's Oct. 31, which can mean only one thing — the frustrating lack of closure to a number of young extension-eligible players who will become restricted free agents this summer! No, wait, that's not it — well, I mean, that is it , but it's not all . It's also Halloween, which means a bunch of NBA players are celebrating the somewhat shocking rarity of finding costumes that fit the very tall and muscular among us. Let's review some of the more notable All Hallow's Eve entries, shall we? [ Yahoo Sports Fantasy Basketball: Sign up and join a league today! ] Several days before his Halloween turned truly horrifying , Oklahoma City Thunder guard Russell Westbrook got us started with his portrayal of George "Pornstache" Mendez , Pablo Schreiber's alternately terrifying and laughable mustachioed corrections officer from "Orange is The New Black": Several of Westbrook's teammates suited up, too, with Andre Roberson going with the ol' reliable Ghostbuster costume, Steven Adams (who'd have made a dynamite "Pornstache" as recently as a month ago ) as "Cast Away"-era Tom Hanks, Lance Thomas as Finn from Cartoon Network's "Adventure Time" and, tucked away in the right-hand corner,...