Cluedo was retitled because the traditional British board game "Ludo", on which the name is based, was less well known there than its American variant "Parcheesi." The North American versions of "Clue" also replace the character "Reverend Green" from the original "Cluedo" with "Mr. Green." This is the only region to continue to make such a change. Minor changes include "Miss Scarlett" with her name being spelt with one 't', the spanner being called a wrench, and the dagger renamed a knife. In the 2016 U.S. edition, the knife was changed to a dagger. And until 2003, the lead piping was
Board game Their representation of real-life situations can range from having no inherent theme, like checkers, to having a specific theme and narrative, like "Cluedo". Rules can range from the very simple, like Tic-tac-toe, to those describing a game universe in great detail, like "Dungeons & Dragons" – although most of the latter are role-playing games where the board is secondary to the game, serving to help visualize the game scenario. The time required to learn to play or master a game varies greatly from game to game, but is not necessarily correlated with the number or complexity of rules; games like