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Mermaid’s Treasure Trove Slot Game Logo Pragmatic Play

Mermaid’s Treasure Trove

Dive into an ocean of riches with Mermaid’s Treasure Trove at 399jl. Uncover legendary pearls and golden multipliers in this stunning aquatic slot!

RTP: 96.5%
High Volatility
Max Win: 5,000x

Game Overview

Welcome to the mesmerizing depths of Mermaid’s Treasure Trove, the premier online slot destination for Filipino players at 399jl Casino. This aquatic masterpiece transports you to a vibrant coral reef where the legendary mermaid guards a fortune beyond imagination. With high-definition graphics and a soothing orchestral soundtrack, the game offers more than just betting; it provides a fully immersive adventure.


In Mermaid’s Treasure Trove, every spin is a chance to discover sunken galleons and hidden pearl oysters. The gameplay is fluid and optimized for both desktop and mobile devices, ensuring that 399jl users can enjoy the hunt for treasure anywhere in the Philippines. Whether you are a casual player or a high roller, the adjustable betting range and rewarding bonus mechanics make this game a standout choice in our extensive casino library.

Game Features & Specifications

Provider Pragmatic Play
Game Type Video Slot
RTP 96.50%
Volatility Medium-High
Min Bet ₱5.00
Max Bet ₱5,000.00
Paylines 25 Lines
Bonus Free Spins

How to Play Guide

1

Register or Log In

Visit 399jl and click the register button to create your account or log in if you're already a member of our community.

2

Make a Deposit

Use our secure payment methods like GCash or PayMaya to fund your 399jl account and claim your welcome bonus.

3

Find the Game

Search for "Mermaid’s Treasure Trove" in our slots category and click the game icon to launch the underwater adventure.

4

Set Bet and Spin

Adjust your bet size using the +/- buttons and hit the spin button. Watch for the mermaid Wilds to increase your winnings!

Winning Tips & Strategies

Master the Paylines

Understand how the 25 paylines work in Mermaid’s Treasure Trove. Knowing which symbol combinations pay the most helps you manage expectations and betting strategy.

Bankroll Management

Due to the medium-high volatility, it's wise to set a budget. Start with smaller bets to prolong your session and increase your chances of hitting the bonus rounds.

Hunt for Scatters

The biggest wins in Mermaid’s Treasure Trove come from the Free Spins feature. Keep an eye on the Scatter symbols (Golden Chests) as they trigger the multiplier rounds.

Try Demo Mode First

Use the free version at 399jl Casino to practice. Familiarize yourself with the Mermaid Wild's behavior before switching to real money wagers.

Player Reviews

JuanD_Manila 2026-03-05

"Mermaid’s Treasure Trove is my favorite slot on 399jl. I hit the free spins yesterday and won ₱12,000! The graphics are super smooth on my phone."

LuckyMaria88 2026-02-18

"Love the theme! It's very relaxing to play. I've had a few good sessions on Mermaid’s Treasure Trove. Withdrawals at 399jl are always fast too."

CebuSlotKing 2026-01-29

"The multiplier in the bonus round of Mermaid’s Treasure Trove is insane. Best game for high rollers looking for big payouts."

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Frequently Asked Questions

What is Mermaid’s Treasure Trove?
Mermaid’s Treasure Trove is a premium underwater-themed online slot game available at 399jl Casino. It features stunning graphics, a captivating deep-sea atmosphere, and multiple bonus opportunities. Players join the mystical mermaid to uncover hidden chests filled with gold and precious gems across a classic 5-reel layout.
What is the RTP of Mermaid’s Treasure Trove?
The Return to Player (RTP) for Mermaid’s Treasure Trove is 96.50%. This is considered a high RTP in the online casino industry, meaning the game offers fair winning potential over long-term play. Combined with its medium-high volatility, it provides a balanced experience of frequent smaller wins and the chance for massive payouts.
Can I play Mermaid’s Treasure Trove for free?
Yes, 399jl offers a demo mode for Mermaid’s Treasure Trove. This allows players to explore the game mechanics, test the bonus features, and understand the paytable without risking real money. Once you are comfortable with the gameplay, you can easily switch to real money mode by logging into your 399jl account.
What are the special features of Mermaid’s Treasure Trove?
Mermaid’s Treasure Trove is packed with exciting features including Wild substitutions that double your win, Scatter symbols that trigger the Free Spins round, and an interactive 'Pearl Pick' bonus game. During Free Spins, players can benefit from up to a 10x multiplier, significantly increasing the treasure-hunting excitement.
How can I win at Mermaid’s Treasure Trove?
To win at Mermaid’s Treasure Trove, you should focus on landing matching symbols across the 25 paylines. The best strategy is to manage your bankroll effectively and aim to trigger the Free Spins round, where the highest multipliers are active. Consistent play at 399jl Casino and understanding the symbol values will maximize your chances of hitting the jackpot.
18+ Only

Play Responsibly

At 399jl Casino, we promote responsible gaming. Mermaid’s Treasure Trove is intended for entertainment purposes only. Please set your limits and play within your means. If you need help with gambling addiction, please visit our support section.