95% RTP

Mystery Stacks

Developed by Relax Gaming, Mystery Stacks is one of the most popular slots on the market. The aim of the game is simple: to unlock the secret at its heart and trigger some seriously super-sized wins!

Mixing a classic format and aesthetic with modern 3D graphics, Mystery Stacks offers a perfect combination of retro nostalgia and cutting-edge, contemporary gaming.


Mystery Stacks Game Details

Do you enjoy a traditional fruity, complete with BARs, gold coins, and more? If so, Mystery Stacks is the game for you! Marrying the very best of modern and vintage gaming, this five by three slot offers entertainment by the bucket-load.

With minimum bets starting at just 0.10 coins and maximum wins of up to 500x your stake, there really is everything to play for!


Mystery Stacks Symbols

If you love a traditional fruit machine format, Mystery Stacks is sure to be a treat. Fast-paced and neon-lit, it contains a host of classic symbols, including cherries, lemons, oranges, plums, and watermelons.

The highest paying icons are the BARs, which are available in single, double, or triple combinations, while the liberty bell is another big payer!

Most exciting of all are the Mystery Coin and Mega Coin. Keep an eye out for these, as they could both have a big impact on your win.


Features and How to Play Mystery Stacks

This is a slot that’s pretty straightforward to play. However, it does have a few special features that add a twist to the onscreen action.

Here’s how they work:

  • The Mystery Coin. When you land on a Mystery Coin, you’re automatically given a second chance to win. Once the reels stop spinning, these symbols flip simultaneously, each revealing the same icon to create incredible wins!  
  • The Mega Coin. If you’re lucky enough to see a Mega Coin appear onscreen, there are guaranteed prizes just waiting for you to claim them!

You can access the fruity fun of Mystery Stacks from your mobile, tablet, or computer, so play today at PaddyPower.com.

Mystery Stacks FAQ


Mystery Stacks is one of the Medium-High volatility games you can play at Paddy Power.


Mystery Stacks is one of the Classic & Retro themed games offered by Paddy Power.

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