Atlantean Treasures Mega Moolah Slot Review

⭐ 7/10
Create by: Microgaming
Review by:
Posts by Michael White
Updated: November 29, 2025

Atlantean Treasures Mega Moolah is a Average volatile slot from Microgaming with an RTP 92.08% and up to x500 maximum win. Play demo for free.

Atlantean Treasures Mega Moolah Slot Demo

Software
Release Date
2020-02-25
RTP
92.08%
Max Win
x500
Volatility
Average
Bet Range ($,€,£)
0.10 - 200
Number of Reels
5
Betways
10
Features
Expanding Wilds, Jackpot, Ocean, Respins, Sea, Stacked Symbols, Treasures, Water, Win Both Ways

Atlantean Treasures Mega Moolah Slot - Free Demo & Review

Atlantean Treasures Mega Moolah comes from Neon Valley Studios under the Microgaming umbrella, and it plugs straight into the famous Mega Moolah progressive network. The slot runs on 5 reels, 3 rows and 10 ways to win, with stakes from 10p up to £200 per spin. The action takes place in an underwater world, with the four progressive jackpot values clearly displayed on the left of the reels, which keeps the focus firmly on the big prize.

From a numbers point of view, Atlantean Treasures Mega Moolah uses a 92.08% RTP and medium variance maths model. That headline figure is around 4% higher than the original Mega Moolah set‑up, though still on the low side compared with regular non‑jackpot slots. Outside of the progressives, the maximum win is capped at 500x your stake, so the base game and respins are really just a way to grind towards that all‑important jackpot wheel.

Atlantean Treasures Mega Moolah slot screenshot

What symbols are there in Atlantean Treasures Mega Moolah?

In Atlantean Treasures Mega Moolah you need three to five matching symbols on a line to land a win, and the paytable is fairly straightforward. The BAR icon and the lucky blue 7 share the top spot, both paying 25x your stake for a full line of five. Below those you have a pink fish at 6x for five of a kind, a purple koi at 5x, then the seahorse at 4x, which forms the upper mid‑range of regular wins.

The lower tier is made up of seaweed and starfish, each worth 2.5x for five, and these crop up often enough to keep smaller hits flowing in between the dead spins. I like the way the game mixes old‑school BAR and 7 symbols with the aquatic creatures, as it gives the paytable a hybrid feel. Once you understand those values, you quickly see why you want the premiums stacked behind those expanding wilds.

Symbols and Paytable

Symbol Quantity Payout
icon 1 5 x25
4 x20
3 x5
icon 2 5 x12
4 x6
3 x2.5
icon 3 5 x6
4 x2.5
3 x1
icon 4 5 x5
4 x2
3 x0.8
icon 5 5 x4
4 x1.5
3 x0.7
icon 6 5 x2.5
4 x1
3 x0.5
icon 7 5 x2.5
4 x1
3 x0.5
icon 8 Wild

What are the bonus features in Atlantean Treasures Mega Moolah?

The key feature in Atlantean Treasures Mega Moolah revolves around the purple‑haired mermaid wild. She only appears on reels two, three and four but substitutes for all regular symbols, which lets you complete or improve winning lines quite often when she shows up. From my sessions, a single mermaid in the centre can already turn a slow spin around, especially if you connect BAR or blue 7 symbols across.

When a mermaid lands on any of the three middle reels, she expands to cover the whole reel and triggers a respin. That expanded wild reel then sticks in place while the other reels spin again. If another mermaid drops, it also expands and locks, granting another respin. You can end up with three fully wild middle reels and three respins in total, which is where most of the non‑jackpot excitement in this slot comes from.

There is no dedicated free spins round in Atlantean Treasures Mega Moolah, which will put some players off. The respin mechanic helps, but it does not quite replace a full bonus round in terms of variety or long‑term engagement. I often find the base game stretches feel quite flat between the occasional expanding wild sequence and the rare jackpot trigger, so you really need to enjoy that simple loop or be here purely for the progressive.

What is the jackpot (max win) in Atlantean Treasures Mega Moolah?

The real headline in Atlantean Treasures Mega Moolah is the Progressive Jackpot Wheel of Fortune. Pearls land over regular symbols on the three middle reels as Progressive Trigger Symbols and get collected in the big clam to the left of the grid. There is no fixed number of pearls required, but higher stakes increase your chances of triggering the wheel, which always pays one of four progressives, seeding at £10, £100, £10,000 and a life‑changing £1 million.

Where can I play Atlantean Treasures Mega Moolah?

Atlantean Treasures Mega Moolah is widely available at casinos that carry the Mega Moolah network, so it is not hard to find for real money play. If you prefer to try before committing, there are demo versions around which mirror the mechanics without real cash at stake. The slot runs smoothly on mobile and tablet as well, and I have had no trouble spinning it on Android and iOS in portrait mode when chasing the jackpots on the move.

Atlantean Treasures Mega Moolah slot screenshot

SlotCatalog verdict on Atlantean Treasures Mega Moolah

From my point of view, Atlantean Treasures Mega Moolah is very much a jackpot vehicle rather than a slot you play for its standalone potential. The 92.08% RTP being around 4% higher than the original Mega Moolah is welcome, but the 500x cap outside the progressives feels underwhelming in the current market. The expanding wild respins can throw in some decent bursts, though I would not call the base game particularly action‑packed overall.

On the positive side, the underwater presentation is nicely handled, the mermaid wilds look good when they expand, and having four visible progressive meters keeps you focused on the long‑term goal. For serious jackpot hunting, it is a decent alternative within the Mega Moolah family, mainly thanks to that RTP tweak. If you want strong bonus rounds and big fixed wins, I would look elsewhere, but for pure progressive chasing I am happy to give it some spins.

Screenshots

Atlantean Treasures Mega Moolah slot screenshot 1
Atlantean Treasures Mega Moolah slot screenshot 2
Atlantean Treasures Mega Moolah slot screenshot 3
Atlantean Treasures Mega Moolah slot screenshot 4
Atlantean Treasures Mega Moolah slot screenshot 5
Atlantean Treasures Mega Moolah Final Ratings
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RTP (92.08%)








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FAQs About Atlantean Treasures Mega Moolah

Can I play Atlantean Treasures Mega Moolah free slot?

Absolutely! You can enjoy Atlantean Treasures Mega Moolah for free on our website without registration. Our partner casinos of Microgaming also usually offer demo mode access.

Can I win real money on Atlantean Treasures Mega Moolah slot?

Yes, to win real money in Atlantean Treasures Mega Moolah, you'll need to create an account at a licensed casino site. You can then play for real and win up to x500.

Can I play Atlantean Treasures Mega Moolah slot on mobile phone?

Yes, Atlantean Treasures Mega Moolah is fully optimized for mobile devices and runs smoothly on any devices.

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