Edmonds: Nintendo’s legal department also got worried about lawsuits from various gun manufacturers if we used real gun names. We had to change them to made up ones, which was disappointing.

Hilton: So the whole team just started making up names that sounded appropriate for the guns — except for the Klobb, which we named after Ken Lobb, who was one of the most senior guys at Nintendo at the time and was a big supporter of the game within Nintendo.

I mean, is there anyone my age who didn't grow up on this game? The story of how multiplayer came to exist is particularly interesting as someone who is used to working in an industry where the best ideas come late in the game.