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Moon Sisters Slot Review
Moon Sisters builds its main feature around locking Moon values onto a fifteen-position bonus board.
Moon Sisters Free Demo

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Know this game
Moon Sisters at a glance
Moon Sisters is a 5×3, 25-line slot with an Asian setting and a Moon-symbol collection bonus. The ordinary reel game and the bonus grid use the same fifteen-position footprint for different kinds of awards.
Inside the game
How Moon Sisters works
Moons replace ordinary line combinations
Moons replace ordinary line combinations
The base-game frames show themed symbols, card ranks and Wilds. In Hold & Win, the useful information is instead printed on the Moon symbols: either an ordinary money value or a named jackpot award.
Six Moons and three initial respins
Six Moon Bonus Symbols start Hold & Win. The triggering Moons remain locked, the other positions clear, and the game awards three initial respins.
That clearing step separates the collection feature from an ordinary line win. Empty cells become the positions where further Moons can land, rather than places waiting to form a normal symbol combination.
New arrivals stay and reset the counter
Every new Moon locks into position and resets the respin count. The retained provider frame shows both the remaining attempts and the unfilled cells, so progress on the board can be read separately from the counter.
The saved description establishes this reset loop, but does not specify an additional hard-cap termination rule. A nearly complete grid should not be interpreted as a guarantee that the remaining cells will fill.
Mini and Major Moon symbols
Special Moons may carry Mini or Major jackpot awards instead of an ordinary value. These are named prize symbols within the same collection feature, not a separate set of paylines.
The bar above the provider board displays the jackpot amounts at the illustrated stake. Those cash amounts describe the example configuration and should not be promoted to universal fixed-currency prizes or a betting-range specification.
A full grid and the Grand target
Filling the grid with Moon symbols is the published target for the Grand jackpot of 1,000× the wager. A full-board provider frame illustrates all fifteen positions occupied.
The Grand is a defined bonus award, not a statement about typical payouts or an overall game cap. The retained overview focuses on Hold & Win and does not provide enough information to make additional Free Spins, Bonus Buy or exact stake-range claims.
03 / The details
Moon Sisters game facts
Catalog figures and in-game observations.
Settings may differ by version and casino.
Reels & wins
- Reel layout
- 5×3
- Win system
- Paylines
- Game type
- Slot
Bonus features
- Jackpot
- Available
Release & devices
- Release date
- 28 May 2020
The illustrated provider configuration may differ in stakes and available entry modes. Feature rules below are scoped to the provider's published description.
04 / The SlotsCollector take
Verdict
Moon Sisters keeps the central objective easy to follow: collect more Moon values while the counter can still reset.
The partial and completed boards explain the feature more clearly than a large win celebration. This is a useful fit for players who prefer one visible collection loop to several layers of unrelated modes.
05 / Inside the game
Moon Sisters screenshots & images
Game captures and reviewed supporting images.
Select any image to enlarge.
How many Moons trigger Hold & Win?
Six Moon Bonus Symbols trigger the round.
What happens to the triggering symbols?
They lock in place while the other positions clear before the three initial respins.
Do new Moons reset the counter?
Yes. Each new Moon locks in position and resets the respin count.
What jackpots are described?
Mini and Major can appear on special Moons; a full grid is associated with the 1,000× Grand.
Is the pictured cash jackpot universal?
No. The currency display belongs to the provider's illustrated stake and configuration.
Sources & data verification
How we verified Moon Sisters
We reviewed first-party game documents and provider material. The facts below retain their source and configuration; this review does not certify a current playable demo.
View checked sources1
3 Oaks Gaming
Why we used it
Exact-game provider-declared information; no assertion of the active demo configuration.
Technical verification details
Inspection coverage
- Retained provider product information and explicitly selected supplemental material — Document-backed review; no new runtime traversal or demo verification.
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