A Yahtzee will score 25 under the Joker rule , even though it is not strictly a full house.he will keep any four - of - a - kind , three - of - a - kind or pairs that are thrown and re-roll the others .
A Yahtzee will score 25 under the Joker rule , even though it is not strictly a full house . 
 Keep any four - of - a - kind , three - of - a - kind or pairs that are thrown and re-roll the others .