Searching for an honest Mystery Joker review before you commit real money? You're in the right place. Built by Play'n GO, it lands as a slot game with a medium low volatility profile and a return-to-player rate of 95.08%. Originally released in 2015, it has aged well. Top wins are capped at 2,000x your stake, a respectable ceiling for the format. You get a 5-reel grid running 30 paylines, all dressed up with a joker theme. Here's how it stacks up.
Written by Sophie Williams · Last updated: February 2026
At its core, Mystery Joker is a release produced by Play'n GO, dressed up with a joker theme. It runs on 30 paylines across 5 reels with a medium low-variance maths model, and an RTP of 95.08%.
The mechanics are what make Mystery Joker interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. Thanks to its medium low variance, wins come often enough to suit casual, lower-risk play. Overall it's a well-rounded release that knows what it is.
At 95.08%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Mystery Joker features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
Mystery Joker by Play'n GO is a solid offering that delivers good entertainment value. The 95.08% RTP combined with medium low volatility creates a well-balanced gaming experience.