Here is the full list of all 19 ClueCluedo: The Classic Mystery Game achievements.
Make an incorrect accusation.
Win a game without making a suggestion where no one shows you a card
Make an entry in the Clue Sheet.
Win an online game.
Join and complete a private game with friends.
Make a suggestion where no character can show you a card.
Win 10 games.
Win 50 Games of Cluedo
Win a game where your character is the murderer.
Win a Single Player Game of Cluedo
Host and complete a private game with friends.
Win a 10 games as Scarlett.
Win a 10 games as Mustard.
Win 10 games as Plum.
Win 10 games as Green.
Win 10 games as Orchid.
Win 10 games as Peacock.
Roll the dice 1000 times.
Roll the dice 2000 times.