Mermaid Royale

No doubt the legend of Mermaid’s have enchanted seafarers for centuries and this Spin Logic slot Mermaid Royale will thrill you with winnings.

Spin Logic Game and Features

This game from Spin Logic, known as RTG is some countries has features players like. Starting with a 5 reel slot using a 5×3 grid layout the game offers much more. Offering an expanding wild, 3 different scatters as well as a re-trigger scatters there are many ways to win. In fact there is also an additional row called the bonus row that can help with wins, explained in detail below.

25 paylines and a host of player options might make this game one of your favorites.

Mermaid Royale Theme

It should be no surprise that the game takes place under the sea and looks at the legend of Mermaids. Mermaids are legendary creatures that are known to have magical powers and the mermaids in this game have the power to provide you with big wins.

Covering the Main Symbols

Premium symbols in the base game are the mermaids themselves. We have searched and it doesn’t appear the developers released their names so we will identify them by symbol background color. First there is red, green, blue and purple, each a beautiful and mesmerizing creature herself.

Following those are the minor symbols reducing in win value are their gemstones also by the colors of red, green blue and purple.

mermaid royale slot review image

Mermaid and Gemstone Pay Amounts

Each of the various symbols have a pay out value for matching symbols associated as seen below.

  • Red mermaid matches of 5 = 235, 4 = 110, 3 = 50.
  • Green mermaid matches of 5 = 200, 4 = 90, 3 = 40.
  • Blue mermaid matches of 5 = 175, 4 = 72, 3 = 30.
  • Purple mermaid matches of 5 = 150, 4 = 60, 3 = 25.
  • Red gemstone matches of 5 = 60, 4 = 24, 3 = 10.
  • Green gemstone matches of 5 = 50, 4 = 20, 3 = 8.
  • Blue gemstone matches of 5 = 40, 4 = 15, 3 = 6.
  • Purple gemstone matches of 5 = 32, 4 = 12, 3 = 5.

Matching symbols are counted left to right only on exact matches on a pay line. Wins are multiplied by the bet per line.

Expanding Wild

The wild symbol will substitute for all mermaid symbols and gemstones. Additionally it may substitute for treasure chest scatters appearing in the 3×1 bonus row.

Wild will not substitute for special scatters, regular scatter, retrigger scatter or the oversized symbols.

Bonus Row

Located at the top of the game board the slot has a bonus row. This is a 3 reel x 1 row special area for additional win options. These reels spin simultaneously when the 5×3 reels spin. Possible symbols that appear in the bonus row are the wilds, treasure chest scatters, special scatters and blank symbols. Bonus row awards are as follows:

  • Wild landing will expand to the rows directly below, converting those symbols to wild.
  • For 3 treasure chest scatter provide 4 re-spins with an oversized symbol on reels #2, #3 and #4.
  • 3 special scatters, or combination of scatters and special scatter provide free games with oversized symbol.

As mentioned, wild on the bonus row can substitute for treasure chest scatters in bonus row helping earn re-spins.

Treasure Chest Scatter

The treasure chest scatter only appears on the bonus row. When you land 3 of these scatters, or a combination of 3 counting wilds you are provided re-spins. During the re-spins there will be a 3×2 oversized symbol on locked reels #2, #3 and #4.

The oversized symbol only appears during the re-spins.

Regular Scatters

Any tim you land 3 or more regular scatters during a regular spin you get free spins. The free spins are awarded for 3 regular scatters or a combination of regular scatters and special scatters on the 5×3 game board. Another method for free spins is 3 special scatters on the bonus row. Free spins awarded as follows:

  • Each regular scatter on the 5×3 board = 3 free spins.
  • Or each special scatter on the 5×3 board = 4 free spins with a random booster.

One random booster is activated for each special scatter during the free games. During the free game round reels #2, #3 and #4 transform into an oversized symbol. 1 extra free game is awarded for each regular scatter that lands in the bonus row during the round. Additionally, the re-trigger scatter can add more free spins, see below.

ReTrigger Scatter

The special re-trigger scatter only appears in the bonus row, and only during free spins rounds.

for each retrigger scatter that lands in the bonus row during the round 1 extra free game is awarded. Along with that 1 random booster is activated for the remaining free spins in the round.

Random Booster

The random booster symbol can only appear during free spins rounds. They are activated when one or more special scatters appear during the free spins triggering spin. One random booster is activated for each special scatter that appeared on that spin. As mentioned previously 1 random booster is also activated for each re-trigger scatter in the bonus row. 3 random boosters can be triggered with this feature.

  • A full stack of wilds in reel #5.
  • 2x multiplier
  • Double the chance of wilds appearing in the oversized symbols reel.

A maximum of 3 random boosters can be activated. In other words if all 3 random boosters are active during free games no additional random booster will activate when retrigger scatters appear.

Medium Bet Range

The be ranges the game supports is from $0.25 up to $25.00 per spin.

Medium Volatility

This medium volatility slot has an average rtp of 95%.

Slot Review Conclusion and Wrap Up

Initially on the surface it appeared the game was complicated but actually it is not. In fact there are so many ways to win and scatters and triggers for free spins and extra bonuses we enjoy playing this slot game. It doesn’t hurt to briefly read what the scatters are and how they work, but the mechanics of the game will award you when you land them. In other words, just play the game and enjoy it to see if you want to play it further. Nevertheless, we try and cover the various features in our slot reviews, since some players really want to know.

We honestly think you will like the game, however, the best way to find out is to give it a try. You will find the game at casinos that have game software from RTG, or they may list the software as Spin Logic Gaming. To clarify, these are the same developers, but they use the different brand names in different markets around the world.


Slots LV

3.5 rating
300% up to $1.500
US Accepted
Mobile Available
Progressive Jackpots
Live Dealer Games
18+ Terms and Conditions ApplySee casino site for more information. Please gamble responsibly. 18+


Game Overview

Game Name
Mermaid Royale
4.5 rating
Game Type
Slot Machine
Game Theme
Software Developer
Real Time Gaming (RTG), Spinlogic Gaming
Date Released
November 21, 2022
Number of Reels
5 Reels
Number of Paylines
Progressive Jackpots
Cascading Symbols
Free Spins
Bonus Rounds
Bet Limits
$0.25 up to $25.00 Per Spin
95 %

Casino Reviews

slots and casino review home
Slots and Casino Review
4.0 rating
A deep dive look at the Slots and Casino review. ...

Game Reviews

icy hot multigame review
Icy Hot Multigame
4.0 rating
Direct from RTG - SpinLogic this Icy Hot Multigame slot ...

Software Reviews

nucleus gaming slots home
Nucleus Gaming Slots
4.0 rating
Not as well known as some other slots vendors but ...