Dragon King

1. Jackpot's luck and various events await you.

2. You'll get good luck when plankton, jellyfish, mermaids, sharks, whales, dragons and submarines appear.

3. Increase your winnings by up to 50 times. Five consecutive double-up chances are offered.

4. If you collect lucky cards with Jackpot, a huge reward awaits you.

5. Using the auto play function, you can do other things.

6. You can get a chance to apply for a prize with the coins you win.

7. You can enjoy all of this for free.