• Min stake: £0.10
  • Max stake: £100
  • Max payout: £250,000
  • Jackpot: No
  • Paylines: 243 Ways
  • Special features: Mystery Feature, Sizzling Flames Feature, Free Spins


If you love fast-paced, high-action slots with mystery prizes, then Sizzling Mystery is the slot game for you. This simple, yet thrilling Vegas-style slot is non-stop thrills with sizzling rewards and captivating features that will have you reeling with delight.

Sizzling Mystery is a 5x3 slot with a classic fruit theme, but it packs a lot more punch! The Mystery feature can trigger anytime during the base game when mystery symbols land. The symbols then transform into other paying symbols and possibly even into Wilds. Landing 3 Scatters activates 7 Free Spins, but first, the Sizzling Flames feature occurs to win additional Free Spins and Sticky Mystery Symbols for an even hotter Free Spins session!

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To play a round, configure your bet using the + / - buttons on either side of the Spin button. Then, press the Spin button or the Spacebar to submit the bet and initiate the round.

Spin Options

Once the round is started, the player can fast-forward to the round result or skip the animations by pressing the Skip/Stop button that replaces the Spin button while the round is in progress.


Bonus Features


Mystery Feature

  • A random number of Mystery Symbols can land anytime during the base game.
  • Afterwards, they transform into a paying symbol, including the Wild symbol.
  • When a winning combination occurs, it is evaluated and awarded for that spin.
  • Mystery Symbols are not sticky during the base game.

Sizzling Flames Feature

  • Landing 3 Scatters during the base game first triggers the Sizzling Flames feature for possible extra rewards before the Free Spins begin.
  • The Sizzling Flames feature awards additional Free Spins and Sticky Mystery symbols for the Free Spins.
  • Only the Mystery, +1 Free Spin and Blank symbols can appear during the feature.
  • The number of Mystery symbols collected during the feature are transferred into the Free Spins.
  • The feature starts with 3 respins and only the Mystery symbol can reset the counter to 3.
  • Sizzling Flames feature ends when no more respins remain.


  • The extra Free Spins and Mystery Symbols from the Sizzling Flames feature are awarded.
  • The Mystery Symbols are distributed among the reels randomly and are sticky for the Free Spins feature.
  • With each Free Spin, the Mystery Symbols transform into paying symbols including possibly the Wild.
  • When a winning combination occurs, it is evaluated and awarded for each Free Spin.
  • During Free Spins, additional Mystery symbols can land but these are not sticky.
  • Free Spins cannot be retriggered.

Malfunction voids all plays and pay. RTP = 94.01%