jacks or better
Game Description:
The object of Jacks or Better is to obtain a five-card poker hand that contains a winning combination. The better your hand, the bigger the payout. You choose how many and which of your cards are to be replaced. You may replace your cards only once. After each round, used cards are returned to the decks and the decks are shuffled. 

RTP: 98.54% - 99.54%