Millionaire Mystery Box Slot: Review, Casinos List

Released Date Nov 6, 2019
Software provider BigTimeGaming
RTP (return to player) 96.64 %
House edge 3.36 %
Volatility High
Theme TV and Movies
Reels 5
Paylines 243
Bonus game No
Free spins Yes
Wild symbol Yes
Scatter symbol Yes
Multiplier Yes
Progressive No
Top win x12,000
Bet Size 0.10-40 EUR
Millionaire Mystery Box casino screenshot

Millionaire Mystery Box has been designed by BigTimeGaming (published on Nov. 6, 2019), which is a Medium-high volatility243 paylines (fixed) slot. The top possible win is x12000 and the RTP equals 96.64 %Free spins, Wild, Scatter, Multiplier, Double-up (gamble) feature are applied in the gaming of this release.


  • The RTP of this slot is common (96.64 %).

  • You can win a lot of cash (x12000).

  • Fascinating to play due to numerous features (Free spins, Wild, Scatter, Multiplier, Double-up (gamble) feature).

  • Reliable software provider.

  • Available on iOS/Android devices.


  • The slot provides rather poor graphics.