a rope
No.
Knife
Yes. The weapons are the candlestick, knife, lead pipe, revolver, rope, and wrench.
Clue - video game - happened in 1998.
There are 432 possible outcomes in the game of Clue: 6 Suspects x 9 Rooms x 8 Weapons (although there were only 6 weapons in the original games).
In the board game Clue, the pieces are the playing tokens representing the characters: Miss Scarlett, Colonel Mustard, Mrs. White, Mr. Green, Mrs. Peacock, and Professor Plum. The game revolves around solving a murder mystery by deducing the suspect, weapon, and room involved in the crime.
The rooms in the board game Clue are: Kitchen, Ballroom, Conservatory, Billiard Room, Library, Study, Hall, Lounge, Dining Room, and the Cellar. Each of these rooms is designated as a location where players can suggest that a murder was committed, along with a weapon and a suspect.
The Clue game and movie are fiction.
Clue is a classic board game that is based on the murder of Mr. Boddy. The contestants must correctly answer the questions "Who did it?" and "Where in the mansion?" and "What weapon?". It is now a computer game available on CD. This is the same as the English version of Cluedo, where you have a selection of characters, weapons and different rooms where you have to work out whodunnit? 'Was it Colonel Mustard in the Billiards room with the lead pipe?' well you tell me.
Madrigal
You cannot get the last weapon in the online version. The only way to get that weapon is to buy the Full version from knucklecracker.com, the home of Creeper World.