Mystery Jack

A typical round on Mystery Jack starts with a spin and ends with the payout, if any, being added to the balance. Its volatility is low to medium, the top prize reaches 710 times the stake, and it works on mobile as well as in a free demo.

With low to medium volatility, sessions tend to be steady: wins land fairly often and are mostly modest, so a bankroll usually lasts longer per spin than on a high-variance title. Swings stay relatively mild, which suits shorter stakes and longer play. The max win cap of 710 times the stake means a single spin can return at most 710 times what was wagered, so a 1 unit bet tops out at 710 units. That is a moderate ceiling, and it is reached rarely, so most results sit well below it. More Wazdan games are in the catalogue.

Game facts

Game rules

Mystery Jack is a slot developed by Wazdan. Rounds are run on Wazdan's servers; JOKR records every bet and result in your account history.

The volatility is low to medium, the maximum win is 710× the bet.

Bets are placed per spin within the limits shown in the game. Results are produced by the provider's certified random number generator.

Full rules and paytable are available inside the game. General terms for all games are on the Game Rules and Fairness & RNG pages.

Frequently asked questions