Mystery Jack

What is Mystery Jack?

“This partnership marks a significant step for SSG as we extend our product capability into the games space,” Brown said. “In Engage Games, we have found a partner with a proven ability to deliver games that produce real commercial outcomes for partners.”

Ryan Lawrence, founder of Engage Games, added: “Partnering with SSG – one of the most trusted names in global racing and sports betting – reflects the reputation and results we’ve built, and it’s the natural next step in our mission, to get better game experiences into the hands of as many players as possible.

“Through SSG’s network, we can now put proven, performance-driven capabilities in front of operators and rights holders worldwide.”

What is Mystery Jack?

Land three or more Scatters to unlock Free Spins, with retained Position Multipliers building across hit. Random upgrades can trigger Super Mystery Symbols, Bombs or Extra Free Spins. Buy Bonus and Boost options, with wins up to 10,000x.

How to play Mystery Jack

Player propositions were included in 65% of Bet Builders, up from 25% in 2022. Meanwhile, player shots on target became Kambi’s second-largest pre-match betting offer by turnover, while other popular selections included a player to score or assist.

“Customers seek personalised experiences, extensive player proposition bets and the ability to build highly customised wagers in real time,” Lamb says. “Meeting these modern expectations through manual trading is no longer realistic at scale.”

AI also helped Kambi reduce the delay between a customer selecting an in-play bet and being able to place it. Its dynamic live delay technology enables it to set bespoke live delay on an individual bet level, optimising the UX and alleviating friction. Across the Premier League and World Cup, Kambi reduced live betting delay by more than 40% between August 2025 and July 2026.