What is this? In the 'X-Men' film series Wolverine used to call people 'bub'. The term bub means fellow or buddy in the films.

Did Hugh Jackman say bub?

Reports suggest that the actual script of the movie didn't have Wolverine saying "bub", but Hugh Jackman, as a fan of the character, threw it in. Some reports state that he actually "threw it in" many times, but only a few were kept.

Why was Wolverine killed off in Logan?

Meanwhile, the Adamantium was constantly poisoning his insides; Logan's healing factor originally kept the metal's toxicity in check but, as it gradually failed, the poison has been overwhelming his system and killing him.