A: The 51st and 52nd cards in a standard deck, the 5 of Hearts & 1 of Spades, must form a pure sequence in order to be unlocked. This is the main requirement for accessing Rummy tinn patiGold's 51 Bonus. A: In addition to forming the pure sequence with the 5 of Hearts and 1 of Spades, players may also need to fulfill other secondary requirements, such as finishing a specific number of sets or sequences within a specified number of moves, in order to unlock the 51 Bonus. What are the advantages of getting Rummy Gold's 51 Bonus unlocked?