The game wants to make sure to take you to a time where the slot and the casino spectacle were the same. The Master Joker slot is a massive throwback for retro slot lovers. How does this inconceivable game design actually hold up in practice? Read our Master Joker slot review to find out. Consequently, there is only a single payline in the Master Joker slot. How minimalist? So minimalist that the Master Joker slot only features a single row! In this sense, the game comes with a 5-reel and single-row gameboard.