Experience with Just One - New Terms even more Just One fun with over 500 new terms and up to 9 players! This is the expansion to Just One, Game of the Year 2019. Just One is a cooperative party game where everyone plays against the game together. The goal is to work together to guess as many of the 13 secret words as possible. In each round one of the active players tries to guess a secret word. The other players help by secretly writing a note on their boards without consulting each other. This game is an expansion for "Just One" and cannot be played alone. It can only be played in combination with “Just One”.