The Royal Promise online casino slot is set amid a royal theme where the beautiful blue-eyed blonde princess needs to encourage or resist the advances of the prince. Developed by High 5 Games, the casino slot provides exciting rewards through its reels across 40 possible pay lines.
Turning the prince on the reels can provide the top prize of 40x while landing the princess can pay 50x of your line bet. If you get the Wild Royal Promise logo, then you can win the staggering 1000x of your line bet. The wild can also replace other symbols to trigger more winning combinations. Match the ruby symbols on the reels 2, 3 and 4 to win 7 free games. Also, look out for the stacked symbols in this casino slot that can trigger some really big prizes. Overall, The Royal Promise is quite rewarding slot.