Mermaid's Treasure Trove

Cluster pays on a seven-reel grid — that's the engine, and it's the reason this mermaid-themed Pragmatic Play release plays nothing like the studio's line-based catalog. Symbols win by massing into groups, not by landing on paths, and the geometry changes how streaks feel. Finland's three brands chart it at #1186.

How the clusters behave

Seven reels give the grid unusual width. Wins form wherever enough matching symbols touch, and the printed maximum reaches 10,000 times your bet. An October 2025 release date makes it one of the newer aquatic titles in our index. Pragmatic Play keeps 872 games in our catalog; cluster grids are a small minority of them.

The math underneath the water

RTP is on file at 96.54% via slot.report — 0.46 points over the 96.08% mid-point of our 8,699-game RTP sample. Then the caveats start: one slot.report entry tags volatility "very high," a second says "extreme," and our own grade is 5 of 6. High ceiling, brutal route to it.

Matching player to fish

It fits players who want cluster mechanics with genuinely heavy variance, and it punishes anyone expecting the gentle rhythm the theme implies. Feel the drought length in the demo first.

The sea keeps 3.46% of all turnover here, tide in or tide out. Choose a loss limit you'd accept on dry land. 18+.