Game Information
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Provider
SYNOT Games
Type
Slots
Theme
Celebration
Release Date
February 26, 2026
Reels
4
Restrictions
GB
81 Royal Mystery Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Synot Games |
| Release Date | 20.04.2023 |
| Theme | Royal, Mystery |
| Layout | 4×3 |
| Paylines | 81 Ways |
| Bet Range | 0.10–200.00 |
| Core Mechanics | Mystery Respin feature, Sticky symbols, Multipliers up to 100× per symbol, Gamble feature |
| Technology | HTML5, JavaScript |
Mathematical & Payout Model
Return to Player (RTP)
96.02 %
Volatility
Medium - High
Hit Frequency
13.6%
Max Win Potential
1250x
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | Hearts gem, Clubs gem, Spades gem | Provides small, frequent wins to maintain gameplay. |
| Mid Tier | Green clover, Purple club | Thematic items offering moderate payouts. |
| Wild | Golden W orb | Acts as a substitute / feature trigger per game rules. |
81 Royal Mystery Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Mystery Respin | 4 or more Mystery symbols | Sticky Mystery symbols lock and respins continue | Multipliers up to 100× per symbol |
Frequently Asked Questions (FAQ)
| What is the RTP of 81 Royal Mystery? | The RTP is typically around 96.02 %, though operators may set it between 85 % and 98 %. |
| How do I trigger the Mystery Respin feature? | You trigger it by landing 4 or more Mystery symbols anywhere on the reels. |
| What is the maximum win? | The maximum win is capped at 1250× your total stake. |
| What does the Special Mystery symbol do? | It awards a random prize between 10× and 100× the total bet during the Respin feature. |
| Is there a gamble feature? | Yes. After any win you can play a card‑guessing gamble to try to double your win. |
81 Royal Mystery Performance Summary: Strengths vs. Weaknesses
Strengths
- Engaging Mystery Respin mechanic
- High maximum win potential
- Clean royal‑themed visuals
- Mobile‑friendly HTML5 design
Weaknesses
- High volatility may deter casual players
- Mystery symbols can block base‑game wins
Overview
81 Royal Mystery is a 4‑reel, 3‑row slot with 81 ways to win. It features a Mystery Respin mechanic with sticky symbols and multipliers up to 100× per symbol. The game has medium‑high volatility and an RTP around 96.02 %, with a maximum win of 1250× the bet.
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