Yahtzee rules and scoring categories are somewhat different from Yatzy: The bonus for reaching 63 or more points in the Upper Section is 35 points. Yahtzee does not have the “One Pair” and “Two Pair” categories.
Where did the phrase Yahtzee come from?
Etymology. Trademarked by the Milton Bradley Company in 1956, as an alteration of “Yatzie”, derived from yacht (see Yacht (dice game)).
What is the meaning of Yahtzee?
A Yahtzee occurs when all five dice are the same. If the player throws a Yahtzee and has already filled the Yahtzee box with a score of 50, they score a Yahtzee bonus and get an extra 100 points.