Mermaid’s Treasure Trove

Dive into an enchanting underwater world where the Mermaid Queen guards legendary riches. Spin the reels to unlock hidden pearls and massive ocean jackpots!

97.2% RTP

High Volatility

15,000x Max Win

JILI Games

Current Ocean Jackpot

₱ 1,432,988.25

Game Overview

Mermaid’s Treasure Trove is a visually stunning online slot game that invites players into the depths of a mystical sapphire ocean. Developed with cutting-edge HTML5 technology, this game offers a seamless experience on both mobile and desktop via the 99jl casino app. The game centers around the benevolent Mermaid Queen, who serves as a guide to players seeking the lost treasures of Atlantis.

The gameplay is characterized by its fluid animations and a 5x3 reel structure that features 243 ways to win. Unlike traditional slots, Mermaid’s Treasure Trove utilizes a cascading reel mechanic, where winning symbols vanish to be replaced by new ones, allowing for multiple consecutive wins on a single spin. With its vibrant color palette of deep blues and radiant golds, the game provides a truly premium aesthetic that matches the high-tier betting standards at 99jl.

Technical Specifications

Provider JILI Games

Category Video Slot

RTP 97.20%

Volatility Medium-High

Paylines 243 Ways

Min/Max Bet ₱1 - ₱5,000

How to Play at 99jl

Register or Login

Visit the 99jl website or use the 99jl login page to access your account. If you are new, click register and fill in your details to get started with a welcome bonus.

Deposit Funds

Navigate to the cashier section. Choose from popular Philippine payment methods like GCash or PayMaya to top up your balance securely and instantly.

Select the Game

Search for "Mermaid’s Treasure Trove" in our extensive slots library. You can filter by provider (JILI) to find it even faster in the 99jl casino app.

Adjust Bet & Spin

Set your desired coin value using the +/- buttons. Press the golden spin button to begin your journey. Look out for the Mermaid symbols for the biggest wins!

Expert Winning Tips

Master the Multipliers

Focus on the Pearl Scatters. In Mermaid’s Treasure Trove, consecutive cascading wins increase the global multiplier up to 5x in the base game and 15x during Free Spins.

Bankroll Management

Because this game has medium-high volatility, it is best to set a budget. At 99jl, we suggest a "bet-to-balance" ratio of 1:100 to ensure you can weather any dry spells.

Utilize 99jl Promos

Always check the 99jl bonus promo section before playing. Using extra credits or cashback offers can significantly increase your playtime and winning potential.

Practice in Demo

Spend time in the free-play mode available at 99jl. Understanding the frequency of the bonus triggers will help you decide when to increase your bet size for maximum impact.

Player Reviews

PinoySlotKing88

"Mermaid’s Treasure Trove is my favorite on 99jl! The graphics are amazing and I just hit a 500x win last night during the free spins round. Highly recommend!"

Date: 2026-03-05

Maria_G

"Very smooth gameplay on the 99jl app. The cascading reels feature makes it very exciting because you can get multiple wins for just one bet. Super fun!"

Date: 2026-02-18

JackpotSeeker

"I love the underwater theme of Mermaid’s Treasure Trove. The RTP is high and you can really feel it. 99jl withdrawal was fast as usual when I cashed out."

Date: 2026-03-12

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Frequently Asked Questions

What is Mermaid’s Treasure Trove?

Mermaid’s Treasure Trove is a premium underwater-themed slot game available at 99jl Casino. It features a stunning aquatic landscape filled with mystical creatures, vibrant corals, and hidden treasures. Players enjoy a standard 5-reel layout with modern mechanics, high-definition graphics, and an immersive soundscape that makes every spin feel like a deep-sea adventure in search of legendary riches.

What is the RTP of Mermaid’s Treasure Trove?

The Mermaid’s Treasure Trove slot boasts a competitive Return to Player (RTP) rate of 97.2%. This high RTP indicates that the game is designed to be rewarding over long-term play sessions. Combined with medium-to-high volatility, it offers players at 99jl a balanced experience where they can anticipate both frequent small wins and the potential for massive jackpot payouts.

Can I play Mermaid’s Treasure Trove for free?

Yes, many players at 99jl prefer to try Mermaid’s Treasure Trove in demo mode before wagering real money. This allows you to understand the paylines, experiment with bet sizes, and trigger bonus features without risk. Once you are comfortable with the mechanics, you can easily switch to real-money play by using your 99jl login and making a quick deposit.

What are the special features of Mermaid’s Treasure Trove?

Mermaid’s Treasure Trove is packed with exciting features including Expanding Wilds, Multiplier Scatters, and a dedicated Free Spins round. The 'Mermaid Queen' symbol acts as a Wild, substituting for other symbols to create winning combinations, while landing three or more 'Pearl' Scatters triggers the bonus game where multipliers can reach up to 50x your original stake.

How can I win at Mermaid’s Treasure Trove?

Winning at Mermaid’s Treasure Trove requires a blend of luck and smart bankroll management. At 99jl, we recommend starting with smaller bets to prolong your gameplay and increase the chances of hitting the Free Spins feature. Always monitor your balance, take advantage of 99jl bonus promos, and remember that the highest payouts often come from the multiplier stacks during the bonus rounds.

18+

Play Responsibly

Gaming is meant to be fun. If you feel you may have a problem, please visit our responsible gaming resources for support. 99jl is committed to providing a safe environment for all players in the Philippines.