Best mystery-themed online slots and free mystery slot demos

MYSTERY Online Slots – Ranked List, Free Demos & Best Casinos

If you're looking for the top-rated mystery-themed slots, you've come to the right place! Our updated CGSCORE ranking highlights the best mystery slots online, from classic adventures to modern mystery bonus games. Play free demos to explore the gameplay risk-free and learn the mechanics at your own pace — no deposit needed.

Where to Play MYSTERY-Themed Slots for Real Money at Trusted Casinos

Ready to move beyond free demos? Find safe and trusted online casinos offering mystery slots and claim exclusive bonus deals from our recommended real-money sites. Whether you're chasing big wins, bonus features, or immersive mystery adventures, these top-tier casinos deliver the ultimate mystery-slot experience.

 Top SlotsNew SlotsUpcomingHigh RTPBonus BuyMegaways Top Free mystery Slots Sort by: Max Win - RTP - Rating - Release Spring Heeled Jack
CGSCORE 59
Blue Guru Games Spring Heeled Jack
Max Win: 15587x
RTP: 95.98%
 Mystery Reels Deluxe
CGSCORE 60
Red Tiger Gaming Mystery Reels Deluxe
Max Win: 23084x
RTP: 95.66%
 Vodoo Hex
CGSCORE 61
Peter and Sons Vodoo Hex
Max Win: 9800x
RTP: 96%
 Lost Mystery Chests
CGSCORE 55
Betsoft Lost Mystery Chests
Max Win: 2520x
RTP: 95.37%
 Spirited Wonders
CGSCORE 73
PG Soft Spirited Wonders
Max Win: 50000x
RTP: 96.7%
 The Twin Wins Mystery
CGSCORE 60
Mancala Gaming The Twin Wins Mystery
Max Win: 5740x
RTP: 95%
 Dark Reels
CGSCORE 55
Spinomenal Dark Reels
Max Win: 1000x
RTP: 95.72%
 Mystery Drop
CGSCORE 65
Stakelogic Mystery Drop
Max Win: 50000x
RTP: 95.59%
 Sherlock and Moriarty WowPot
CGSCORE 50
Jackpot!
Just For The Win Sherlock and Moriarty WowPot
Max Win: 1000x
RTP: 92.1%
 Land of Zenith
CGSCORE 74
Push Gaming Land of Zenith
Max Win: 21003x
RTP: 96.29%
 Temple of Light
CGSCORE 55
Inspired Gaming Temple of Light
Max Win: 5000x
RTP: 95.51%
 Agent 51
CGSCORE 59
Kalamba Games Agent 51
Max Win: 5593x
RTP: 96.17%
 Clover Lady
CGSCORE 59
Wazdan Clover Lady
Max Win: 3500x
RTP: 96.21%
 Tomb of Dead Power 4 Slots
CGSCORE 60
Blueprint Tomb of Dead Power 4 Slots
Max Win: 50000x
RTP: 96.48%
 Voodoo Magic
CGSCORE 59
Pragmatic Play Voodoo Magic
Max Win: 1000x
RTP: 96.5%
 Mystery Fox Christmas Party
CGSCORE 54
Wizard Games Mystery Fox Christmas Party
Max Win: 697x
RTP: 96.25%
 Yucatans Mystery
CGSCORE 59
Red Tiger Gaming Yucatans Mystery
Max Win: 4284x
RTP: 94.74%
 Mystery Motel
CGSCORE 64
Hacksaw Gaming Mystery Motel
Max Win: 10000x
RTP: 96.3%
 Mystery Bells
CGSCORE 52
Skywind Mystery Bells
Max Win: 1x
RTP: 96.03%
 Mystery Museum
CGSCORE 80
Push Gaming Mystery Museum
Max Win: 17500x
RTP: 96.58%
 Riddle Reels A Case of Riches
CGSCORE 63
Playn Go Riddle Reels A Case of Riches
Max Win: 5000x
RTP: 96.22%
 Dragons Mystery
CGSCORE 51
Amatic Dragons Mystery
Max Win: 200x
RTP: 95%
 Cash Noire
CGSCORE 63
NetEnt Cash Noire
Max Win: 1033x
RTP: 96.06%
 Jack And The Mystery Monsters
CGSCORE 53
Synot Jack And The Mystery Monsters
Max Win: 1114x
RTP: 96.2%
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