Added: Dec 1, 2025
Updated: Dec 7, 2025
Provider:
Play'n GO
Moon Princess is a magical 5x5 grid slot from Play'n GO where anime-style princesses Love, Star and Storm power up cascading wins with wilds, symbol transformations and a climbing win multiplier that can reach x20. Clear the grid to unlock a thrilling free spins bonus round, pick your favourite…
Moon Princess is a cult-favourite anime-style grid slot that trades classic paylines for explosive cascading wins and girl-powered modifiers. Built on a 5×5 layout where wins land for lines of three or more matching symbols horizontally or vertically, this game blends arcade-style chain reactions with traditional slot payouts.
The action centres on three magical heroines – Love, Star and Storm – who stand beside the grid and periodically unleash their powers to reshape the board, add wilds or remove symbols. When everything clicks, the combination of cascades, multipliers and free spins can deliver wins up to 5,000× your bet in a single round.
Launched in late July 2017 and still prominent at Canadian-facing casinos, Moon Princess has inspired multiple follow-ups thanks to its distinctive mechanics and strong fan base.
Moon Princess clearly takes its cues from Japanese magical-girl anime, with pastel skies, sparkling moons and three vividly designed princesses representing love, stars and storms. Each heroine has her own colour palette and animation style, and the background hue shifts as they rotate on the right-hand side of the grid, giving every session a dynamic feel.
Symbols on the grid include the three princesses, a moon wild and charming iconography like bells, hearts and celestial emblems, all rendered in a crisp, modern art style that still feels nostalgic for classic manga fans. Subtle particle effects, smooth cascades and an upbeat soundtrack reinforce the sense that you are playing an arcade puzzle game as much as a slot.
This combination of character-driven design and fast-paced animations is a big part of why Moon Princess has stayed relevant for years. Players who like personality-heavy slots or anime-inspired art will feel at home from the first spin.
Instead of traditional reels, Moon Princess uses a 5×5 grid with 25 symbols dropping in each round. A win triggers when at least three identical symbols line up in a straight horizontal or vertical line; winning symbols are then removed, the remaining symbols fall down, and new ones drop from above to potentially create more wins from a single bet.
Crucially, one symbol from every winning line leaves a moon wild behind, increasing the chance of further hits in the same cascade. This simple twist adds depth, because well-positioned wilds can link multiple future lines together, especially when several wins occur in one sequence.
There are no fixed paylines; the grid effectively operates on a “line-anywhere” system. Any symbol can contribute to more than one winning line at once, so a carefully placed wild or princess symbol can complete multiple combinations and quickly fill the feature meter on the left.
The Moon Princess slot’s headline return is an RTP of 96.50%, according to both independent reviewers and the game’s specification data. Some casinos also deploy alternative RTP configurations as low as 84.50%, but the full-powered version still uses the 96.50% setting.
Volatility is very high, with several reviewers and casino operators rating Moon Princess at 10/10 or describing it as high or very high variance. That means you can expect long stretches of modest or empty cascades punctuated by bursts of powerful chains where multipliers and features combine to deliver large payouts.
The maximum advertised win is 5,000× your total bet from a single round, achievable when big symbol clusters land during free spins with a high multiplier active. With a minimum bet of 0.20 and a maximum of 100.00 in most versions, this gives a wide bankroll range for casual players and high rollers alike.
Moon Princess is built around three unique Girl Power modifiers, each linked to one of the princesses. On randomly selected non-winning spins, the currently active princess to the right of the grid will step in and apply her effect, which can salvage dead spins and chain into cascades.
Love transforms one set of symbols into another symbol type, often turning scattered icons into matching clusters. Star adds one or two extra wilds to the grid, which can complete multiple lines at once. Storm removes two sets of symbols from the grid entirely, clearing room for fresh drops.
These powers might look modest in isolation, but in a cascades-based game they frequently start long chains of wins that build the multiplier, fill the meter and set up the main bonus rounds.
To the left of the grid sits a three-part meter that charges when you land winning combinations made up of princess symbols. Different-sized wins fill one, two or three segments at once; when all three sections are full, the Princess Trinity feature triggers.
During Princess Trinity, you get a special one-spin round where all three Girl Powers activate sequentially. Each princess uses her ability in turn, potentially reshaping the grid multiple times and producing a cascade of wins. If you manage to clear the grid during this feature, you immediately trigger free spins.
Even when it does not progress to free spins, Princess Trinity is a major source of excitement and medium-sized wins. The feature helps smooth out the inherent volatility by providing regular “mini-bonus” entertainment between the rarer full bonus rounds.
The main bonus round in Moon Princess starts when you completely clear the grid of symbols, either during normal play or via the Princess Trinity feature. When this happens, you choose one of three free spins modes, each aligned to one princess.
Love grants the fewest free spins but tends to be the most volatile option; Star sits in the middle; Storm usually offers more spins but a slightly smoother ride. In all cases, the corresponding Girl Power triggers on every non-winning free spin, rather than just at random as in the base game.
A crucial twist is that the win multiplier above the grid does not reset between free spins and can climb up to x20. The princess meter is still active too; filling it awards extra free spins up to a cap of 20 total, giving the bonus significant endurance if you hit repeated cascades.
There is no separate hold-and-win or link-style feature in Moon Princess. Instead, the game’s big-win potential comes from long sequences of collapses, multipliers and repeated Girl Powers within the free spins structure.
Most Canadian casinos host Moon Princess with stakes starting at 0.20 per spin and going up to 100.00, giving plenty of flexibility for different bankrolls. Because wins are line-based rather than scatter clusters, even small hits can appear frequently during active sequences, especially when wilds start to accumulate.
Low-paying symbols generally deliver small, regular top-ups, while the princess symbols and moon wilds drive the larger line wins. The big money, however, tends to come when multiple features overlap: a Trinity-triggered entry into free spins, a multiplier already built up from preceding cascades, and a strong grid of high-paying icons in the bonus round.
The top payout of 5,000× your stake is rare but mathematically supported by the game’s very high volatility setting. Experienced players often treat Moon Princess as a high-risk, high-reward option, aiming to ride out dry spells while hunting those high-multiplier bonus rounds.
Moon Princess was designed as a mobile-friendly grid slot from the outset, and it runs smoothly on modern smartphones and tablets as well as on desktop devices. Operators consistently list it as available on both desktop and mobile platforms.
On smaller screens, the 5×5 grid occupies the majority of the vertical space, with the princesses, meter and multiplier neatly tucked to the side or above depending on orientation. Touch controls feel responsive, and the rapid rhythm of cascades makes short mobile sessions particularly satisfying.
The anime visuals scale cleanly to high-resolution displays, and the interface remains readable even when you shrink the game into a smaller browser window. Whether you play in portrait or landscape, Moon Princess keeps the focus on the grid so you can follow cascades and feature triggers at a glance.
You can play the Moon Princess slot online at casinos that offer Play'n GO games, and many Canadian sites provide an in-browser demo so you can get familiar with the mechanics before committing any cash. The grid-based gameplay can feel complex at first, but a few practice sessions are usually enough to understand how wilds, cascades and meters work together.
Once you are comfortable with the flow, stepping up to play for real money adds a new layer of excitement, especially when you start seeing how the x20 multiplier and free spins can transform modest stakes into substantial wins. The game’s high volatility makes it better suited to players who accept swings in pursuit of big payouts, rather than those who want steady, low-variance returns.
Created by studio Play'n GO, Moon Princess sits alongside other fan-favourite grid slots from the same developer and has spawned sequels such as Moon Princess 100 and Moon Princess Origins. If you enjoy the structure here, you can also try more games from Play'n GO that reuse and expand on the core mechanics.
For players who like experimenting, Moon Princess rewards thoughtful bet sizing: many prefer modest base stakes to absorb volatility while hunting the truly explosive chains that the game is capable of delivering.
Because of the high volatility, it usually makes sense to treat Moon Princess as a long-session game rather than something you dip into for just a few spins. A sensible bankroll and modest stake relative to that bankroll help you sit through quieter patches while waiting for Trinity triggers and grid-clearing cascades.
Many players prefer to experiment with each free spins mode in demo play first, then choose the princess that best matches their appetite for risk once they switch to real-money sessions. Love tends to favour fewer spins and higher volatility, while Storm often delivers a steadier stream of smaller wins; Star lies somewhere in between.
Finally, remember that there is no bonus-buy option in Moon Princess. Every bonus round must be earned organically through cascades and meter fills, so patience and responsible bankroll management are key to enjoying what this grid slot does best.