Razor Shark Slot Review, Push Gaming’s Mystery Stacks Deep-Sea High-Roller
Stay with Push Gaming and you will find Golden Farm and Meet the Meerkats in much the same style as Razor Shark. Razor Shark is a slot from Push Gaming with an RTP of 96.7% (variable configs down to 90.52% at some operators, check before playing), played on 5 reels over 4 rows and 20 paylines. Fans of Razor Shark tend to enjoy Reel Em In Lobster Potty, Reef Run and Sirens Kingdom too. On the bonus side you get free spins, expanding wilds, additional paylines, increasing multipliers and mystery feature. In play that brings additional free spins, free spins multiplier and mystery symbol. Bets run from £0.10 up to £100.00 per spin.
Razor Shark casinos
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Demo Play Razor Shark
Test Razor Shark below without risking anything. Free play uses the identical game engine, so the pace and features are exactly what you would get for real. 18+.
Game Information
Razor Shark: Pros and Cons
Reviewed by Brian TaylorPublished: September 2019 • Updated: July 2026
Pros
- An uncapped free-spins multiplier that climbs even on losing spins. Once in the Free Games the global multiplier starts at 1x and rises by +1 every time the Nudge and Reveal triggers %s and it grows whether or not you win that spin %s so a long bonus stacks the multiplier into genuinely nasty territory.
- Mystery Stacks keep the base game alive between bonuses. A four-high seaweed stack lands almost every spin and flips to reveal identical paying symbols across its height, so even the dry stretches carry real tension %s something most high-volatility slots completely fail to deliver.
- The Razor Reveal can pay 2,500x without free spins. When a stack uncovers Golden Sharks they spin into coin multipliers worth up to 2,500x your stake, or the scatters needed for the bonus %s a base-game route to a big hit that does not depend on the free games at all.
- 96.7%% RTP that beats most high-variance rivals. Where 95%%-96%% is typical for slots this volatile, the default Razor Shark return sits comfortably above the line, making the heavy swings a little easier to justify.
Cons
- Variable RTP down to 90.52%%. Push Gaming supplies three lower-return versions, so the same shark can pay back far less at a stingy operator %s always check the figure before you play.
- Bonuses can die almost instantly. The Free Games only last while a Mystery Stack remains on reels 2 or 4, so if no fresh seaweed lands the round can end after just a handful of spins with the multiplier barely off the floor.
- Triggering the free spins is a grind. Collecting three sea-mine scatters can take a very long time, and most of the slot’s value is locked behind that trigger, so patience and bankroll are both mandatory.
- Only 20 paylines and weak low symbols. The diving-gear low symbols return very little even when they line up, so without the Mystery Stacks or a bonus the base game pays thinly.
How Razor Shark Works
Razor Shark uses a 5-reel, 4-row grid with 20 fixed paylines, paying matching symbols left to right. What makes it tick is the Mystery Stack: a stack of up to four seaweed symbols that lands on the reels, then flips open to reveal a single identical paying symbol across its whole height %s or Golden Sharks, which launch the Razor Reveal. After every spin the stacks nudge down one position and eventually fall off the grid, so the board is in constant motion rather than just spinning and stopping.
It plays across desktop and mobile from a £0.10 stake, with no feature buy in the original. Note that while the headline RTP is 96.7%, Push Gaming ships lower-return configurations down to 90.52%, so the version you actually play depends on the casino.
Symbols and Paytable
The premium symbols are marine life topped by the great white shark, which is both the wild %s substituting for all paying symbols %s and a payer worth up to 50x in the base game. The low symbols are diving gear: masks, oxygen tanks, underwater cameras and flippers, which pay modestly. The sea mine is the scatter that triggers the Free Games, and the seaweed Mystery Stacks and Golden Sharks drive everything else. Because the low end is deliberately weak, the real value sits in the stacks and the bonus.
Mystery Stacks, Nudge and the Razor Reveal
The Mystery Stack is Razor Shark’s signature. A stack of four seaweed symbols can appear anywhere, and the instant the reels stop it pops open to show identical paying symbols %s and importantly, every visible stack reveals the same symbol, so multiple stacks at once can blanket the grid. Each spin the stacks nudge down a row, and when a stack uncovers Golden Sharks the Razor Reveal fires: each Golden Shark position spins to award a coin bet-multiplier of up to 2,500x your stake, or a scatter towards the bonus. During free spins those coin multipliers are multiplied by the running win multiplier, which is where the truly enormous results come from.
The Free Games and the Climbing Multiplier
Collect three sea-mine scatters anywhere on the grid and the Free Games detonate into life. Reels 2 and 4 fill with Mystery Stacks that nudge down each spin, and crucially the round only ends once no stack remains on the board %s so fresh seaweed effectively extends the feature indefinitely. A global multiplier begins at 1x and rises by +1 every time the Nudge and Reveal activates, applied to all wins and rising even on spins that pay nothing. Black +1 scatters during the round push the stacks up and add spins. The clearest sign a monster win is coming is a free-spins round where seaweed keeps landing and the multiplier counter on the surfboard climbs into the high teens and beyond %s that is the path to the 50,000x stake ceiling.
Razor Shark Player Reviews
Editor’s note: the comments below were originally posted by players on third-party forums (LCB.org and AskGamblers.com), not written or independently verified by the SlotsLike team. We keep them here for historical context and general sentiment, but they are informal player anecdotes, not an edited review; SlotsLike’s own fact-checked verdict and rating appear elsewhere on this page.
Razor Shark is greatI have been playing this game for a very long time and only once did I get a good win. This slot is very volatile which makes it really hard to get wins to let alone good ones. I would not recommend this game if you don’t like to make big bets. (Source: LCB.org)By: Antonio
Razor Shark casinosI have mixed feelings about this game as I know for a fact that this slot has a lot of potentials as I have seen a lot of players win big on it, but on the other hand, I personally have not been able to win anything on it. (Source: LCB.org)By: Bobbie
Razor Shark how to playWhen I first started playing this game I would get huge wins very frequently and that got me hooked up to it. Although, recently I have not been able to score big wins, with only 30x being the biggest win I have had these past few weeks. (Source: LCB.org)By: Luke
Razor Shark winning videosThis slot does not pay that much in the base game but it is understandable as the bonus rounds provide some of the biggest wins I have seen on any slot game. Moreover, in this bonus, each spin increases the payout of your win by 1x. (Source: LCB.org)By: Fredos
Razor Shark paytableThis game is fantastic as it has one of the biggest max wins across all online slot games. There have been times when I did not get anything good through the free spins, but once this game pays out the winnings can go as far as 15000x. (Source: LCB.org)By: Armands
Razor Shark free bonusesThis is another amazing slot game by Push Gaming, as it has some of the best graphics, sounds, and huge winning potential. I only play this game when I am in the mood to get some big wins from the bonus rounds and free spins which are easy to trigger. (Source: LCB.org)By: Jack
Razor Shark RTP %I remember the time this game came out and I first played it. It seemed so interesting to me as it had nice and simple gameplay with great payouts and rewarding bonuses. (Source: AskGamblers.com)By: Kayen
Razor Shark reelsOverall I would say that Razor Shark is a good game as it has a very intriguing design and concept. Although, I would advise all players to be careful and keep an eye on their balance while playing this game. (Source: AskGamblers.com)By: Charlotte
Razor Shark UK casinoThis slot is highly volatile which means players will have to be patient to get a win but the wins that they get will pay out a good amount. The bonuses and free spins also trigger very often on this slot which makes it a bit easy to get those huge winnings. (Source: AskGamblers.com)By: Frank
Razor Shark FAQsWhen I first started playing this game I immediately got a free spin bonus which allowed me to get a huge win. Right after that, I triggered the bonus round which gave me an even bigger win, which is why I love this game. (Source: AskGamblers.com)By: Jeff
Games like Razor Shark
Slots like Razor Shark split between the undersea theme and the high-variance Mystery Stack feel. Our index lists Reel Em In Lobster Potty, Reef Run, Sirens Kingdom and Eye Of The Kraken, though the truest relative is Push Gaming’s own sequel, Razor Returns.
Developed by Barcrest, Reel Em In Lobster Potty carries a Undersea theme. You spin a 5×3 grid with 20 paylines in play. Stakes run from 0.2 up to 500 a spin, so it suits both small and larger budgets. It returns 96.00% and counts as medium-high overall. That figure is a long-term average rather than something to expect back each session. Expect medium volatility here, so it strikes a middle ground, mixing a fair hit rate with the odd larger payout. On the bonus side you get increasing multipliers. In play that shows up as bonus symbol. It also draws comparisons with Fishin Impossible. It sits close to Razor Shark in feel, making it a natural follow-on.
Developed by Yggdrasil Gaming, Reef Run carries a Undersea theme. You spin a 5 reel, 3 row grid with 20 paylines in play. Gameplay extras run to free spins, increasing multipliers and level up feature. Specific touches include level up. It plays at medium-low volatility, which means wins land fairly regularly and tend to be modest, which keeps sessions steady. It returns 96.40%, placing it in the medium-high bracket. Over thousands of spins that points to roughly that return, though a single visit can land well above or below it. Bets start at 0.2 and reach 40 a spin, covering most bankrolls. Players who like it tend to try Pearl Lagoon as well. It sits close to Razor Shark in feel, making it a natural follow-on.
Sirens Kingdom is a Fairytale slot from Iron Dog Studio. You spin a 5×3 grid with 5 paylines in play, a tighter setup that keeps things simple. On the bonus side you get free spins, expanding wilds and shifting wilds. In play that shows up as siren is the wild symbol, siren’s free spins and octopus is the scatter.spreading wilds. Volatility is medium, so it strikes a middle ground, mixing a fair hit rate with the odd larger payout. Return to player sits at 95.00%, which is medium for the market. Treat it as a guide to long-run payback rather than a promise for any one session. You can bet from 0.05 to 50 per spin, leaving room for cautious and bigger play alike. Players who like it tend to try Dolphins Pearl Deluxe as well. It sits close to Razor Shark in feel, making it a natural follow-on.
Eye Of The Kraken comes from PlayNGo. It is played across a 3 reel, 3 row grid with 8 paylines. Expect medium-low volatility here, so smaller wins come around often, so the balance moves more smoothly. Headline features include free spins, pick a prize bonus, chest feature, improving symbols and cash prize. Bets start at 0.01 and reach 25 a spin, covering most bankrolls. The RTP is 96.41% and counts as medium-high overall. Treat it as a guide to long-run payback rather than a promise for any one session. It also draws comparisons with Under The Sea. Fans of Razor Shark should find plenty to like here.
Reel Em In Lobster Potty
Reel Em In Lobster Potty is a 2017 Barcrest slot with 20 paylines, a 96.00% RTP and medium volatility. It shares the ocean theme with Razor Shark but is a gentler, more traditional fishing-themed game without the Mystery Stack engine.
Reef Run
Reef Run from Yggdrasil (2014) runs 20 paylines at a 96.40% RTP with medium-low volatility. It is a far calmer undersea slot than Razor Shark, suited to players who want the theme without the brutal swings.
Sirens Kingdom
Sirens Kingdom by Iron Dog Studio (2018) is a 5-line, 95.00% RTP slot at medium volatility with shifting wilds and free spins. A lighter sea-themed pick that lacks Razor Shark’s potential but is easier on the balance.
Eye Of The Kraken
Eye Of The Kraken is a quirky 3×3 Play’n GO game from 2015 with 8 paylines, a 96.41% RTP and medium-low volatility. Its puzzle-like chest feature is nothing like Razor Shark, but it scratches the deep-sea itch for fans of the theme.
Razor Shark slot critic’s reviews
BigwinBoard.com: Razor Shark is a slot in which Push Gaming raises the bar in an apparent attempt to outdo themselves in every way possible, although mostly through increased volatility and potential.
SlotCatalog.com: The volatility is very high, and the 85,000+ x potential is almost beyond belief. The features are well balanced, and this is another rock-solid title from the high variance black belts at Push Gaming.
VegasSlotsOnline.com: Although there are lots of games themed around these aquatic predators, our reviewers believe that the Razor Sharks online slot certainly holds its head above the water. The unique route to free games and win multipliers is a little complex, but once you trigger the feature a couple of times, it all becomes crystal clear.
Scams.info: Over the course of our testing it at the various online casinos, we found that this was an enjoyable and rewarding gaming experience, full of playful visuals and exciting features.
AboutSlots.com: All in all, the Razor Shark slot is an excellent addition to the already impressive Push Gaming’s slots collection. Apart from looking impressive thanks to its high-class graphics, the game can also deliver remarkable winnings especially during its Free Spins bonus that go all the way up to 50,000x players’ stake.
Editor’s note: Push Gaming lists Razor Shark’s official ceiling as 50,000x stake, but the game is well known in the slots community for a real Free Games session that paid a Swedish player roughly 85,475x their stake in 2020, a payout Push Gaming later confirmed as genuine given how the climbing multiplier stacks with Razor Reveal coins. That is why the SlotCatalog quote above references an “85,000x+” figure alongside the official 50,000x max, both are accurate, just describing different things: the advertised cap and the biggest confirmed real-world result.
More slots along the lines of Razor Shark
Razor Shark is a deep-sea slot in the most literal sense, a diver descending through darkening blue water past a circling great white. If you like that claustrophobic underwater atmosphere, slots like Razor Shark lean on mood as much as mechanics.
The palette runs from bright shallows to murky depths, with the great white shark wild prowling the reels and diving gear filling the low symbols. The Mystery Stacks of seaweed are what literally hide the rewards beneath the surface.
Undersea slots are a crowded category, so games like Razor Shark on theme alone are easy to find, 6 Wild Sharks, 99 Time, Atlantic Wilds and Atlantic Treasures among them, but few match its volatility or its Mystery Stack design.
Razor Shark is, start to finish, an undersea slot, no secondary theme needed, just a diver, a shark and the deep.
The best Undersea themed games
Our index also files Razor Shark under undersea-themed slots. Related titles grouped here include Eye Of The Kraken, Ice Breaker, Venice Magic, Sea Hunter and 6 Wild Sharks.
The Developer: Push Gaming and More of Their Slots
Razor Shark was made by Push Gaming, the London studio founded in 2010 that built a cult following for sharp, high-volatility slots with distinctive mechanics. Push Gaming holds a UK Gambling Commission licence and supplies most major UK casinos.
Razor Shark was the studio’s breakout hit, released on 20 August 2019, and remains the title most associated with the Push Gaming name, so much so that it earned a 2023 sequel, Razor Returns, which adds a bonus buy and a bigger 100,000x ceiling to the same Mystery Stack engine. Push Gaming expanded the family again in June 2026 with Razor Shark Jackpots, a medium-volatility spin-off that trades the huge multiplier ceiling for a five-tier Shark Pot jackpot feature alongside the familiar Nudge and Reveal mechanic.
Other well-known Push Gaming titles include Jammin’ Jars, Fat Rabbit, Razor Returns, Mystery Museum and Wild Swarm, all sharing the studio’s taste for bold mechanics and steep variance.
More Push Gaming slots from the same studio worth a look are The Shadow Order, Meet the Meerkats, Golden Farm, Joker Troupe and Tricky Treats.
Best places to play Razor Shark
Play Fortuna
Play Fortuna runs a bold, well-designed lobby and carries the Push Gaming catalogue, so Razor Shark is available to play in demo or for real money. The interface is clean and the slot loads smoothly across devices.
FastPay Casino
FastPay Casino draws games from a wide range of studios including Push Gaming, so Razor Shark sits among a deep and regularly updated library. It is known, as the name suggests, for quick payouts.
BitStarz
BitStarz is a modern, fast-loading casino with a large slots library that includes Razor Shark. It runs an extensive promotions schedule, with full terms set out on the site.
True Flip
True Flip carries Razor Shark alongside popular titles like Big Bad Wolf, in a tidy, modern lobby. It supports a broad set of payment methods and presents its games in clearly sorted categories.
1xSlots
1xSlots offers a large slots selection including Razor Shark, plus a free Android app and responsive live-chat support. Its lobby is busy but well categorised, making the game easy to find.
Razor Shark, Key Stats
Here is a table of key information about the Razor Shark slot.
Razor Shark slot information last reviewed: May 2026
| Razor Shark Slot Info | |
|---|---|
| Name: | Razor Shark |
| Provider: | Push Gaming |
| Developer Rank: | 1 out of 22 Push Gaming games |
| RTP: | 96.7% (variable configs down to 90.52% at some operators, check before playing) |
| RTP Category: | High |
| RTP Rank: | 435 out of all games |
| Feature Description: | Additional Free Spins, Free Spins, Free Spins Multiplier, Mystery Symbol, Scatter, Wild, Stack |
| Feature Categories: | Free Spins, Expanding Wilds, Additional Paylines, Increasing Multipliers, Mystery Feature |
| Reels: | 5 |
| Rows: | 4 |
| Paylines: | 20 |
| Volatility: | Very High Volatility |
| Volatility Rank: | 30 out of all games |
| Min Bet: | £0.10 |
| Max Bet: | £100.00 |
| Max Win: | 50,000x stake |
| Release Date: | 20 August 2019 |
| Slotslike Rank: | 90 out of 4,200+ games View Top 100 |
Razor Shark Screenshot
Online slots with the same features as Razor Shark
Razor Shark fits in the following bonus categories: Free Spins, Expanding Wilds, Additional Paylines, Increasing Multipliers and Mystery Feature.
Other slots with Free Spins
Other free-spins slots in our index alongside Razor Shark include Fortune of the Gods, Mandarin Orchid, Grease and Flowers.
Online slots with Expanding Wilds
For expanding and stacked-wild play in the spirit of Razor Shark’s stacks, similar slots include Miss White and Planet Fortune.
Slot games with Additional Paylines
Slots that build their wins through stacks and modifiers like Razor Shark include Red Hot Win Spin and Break Da Bank Again.
Slot games with Increasing Multipliers
For the climbing-multiplier hook that defines Razor Shark’s free spins, games like it include Napoleon and Naked Gun.
Sources & Verification
Facts on this page were checked in July 2026 against Push Gaming’s own official game pages for Razor Shark, Razor Returns and Razor Shark Jackpots, which confirm the RTP configurations, volatility, max win figures and feature mechanics described above. We also checked the UK Gambling Commission’s Licence Conditions and Codes of Practice, Social Responsibility Code 5.1.1, which sets the current 10x cap on wagering requirements for any UK-facing bonus offer.
Razor Shark FAQs
What is the max win on Razor Shark?
Push Gaming caps the published max win at 50,000x your stake. It is reached inside the Free Games when the climbing multiplier combines with big Mystery Stack symbols or Razor Reveal coins on a long bonus.
What is the RTP of Razor Shark?
The default RTP is 96.7%, comfortably above average for a high-volatility slot. Be aware that Push Gaming also supplies lower configs down to 90.52%, so check the RTP shown at your casino before you play.
What are Mystery Stacks in Razor Shark?
Mystery Stacks are stacks of up to four seaweed symbols that land on the reels and flip open to reveal identical paying symbols, or Golden Sharks. They nudge down one row each spin and are the engine of both the base game and the bonus.
What is the Razor Reveal feature?
When a Mystery Stack uncovers Golden Sharks, each Golden Shark position spins to award a coin worth up to 2,500x your stake, or a scatter towards the bonus. During free spins those coins are multiplied by the running win multiplier for huge results.
How do you trigger free spins in Razor Shark?
Collect three sea-mine scatter symbols anywhere on the grid. In the Free Games, reels 2 and 4 fill with Mystery Stacks, and the round continues as long as at least one stack remains on the board.
How does the multiplier work in the Razor Shark bonus?
The free-spins multiplier starts at 1x and increases by +1 every time the Nudge and Reveal triggers, even on spins that do not pay. It applies to all wins, so a long bonus with steady seaweed is where the multiplier, and the win, explodes.
Is Razor Shark high volatility?
Yes, very. Most of the value is locked in the Free Games, the bonus can end quickly if no fresh seaweed lands, and the scatters take time to collect, expect long dry spells punctuated by occasional huge hits.
What slots are like Razor Shark?
The closest slot like Razor Shark is Push Gaming’s own sequel, Razor Returns, which adds a bonus buy to the same Mystery Stack engine. For the theme alone, try Reef Run or Eye Of The Kraken. Browse the full list on our index.
Who makes Razor Shark?
Push Gaming, the London studio founded in 2010. Push Gaming holds a UK Gambling Commission licence and is best known for Razor Shark and Jammin’ Jars.
Our Verdict on Razor Shark
Razor Shark earned its place near the top of the high-variance catalogue by solving the problem most volatile slots ignore, it keeps the base game tense through the constant Mystery Stacks while reserving its monstrous 50,000x potential for a free-spins multiplier that never stops climbing. It is for experienced players who can stomach long dry runs and abrupt, short bonuses in exchange for a genuinely huge ceiling, not for anyone wanting steady wins or a forgiving session, and the variable RTP means checking the version matters. If you enjoy slots like Razor Shark, the natural next step is Push Gaming’s sequel Razor Returns, with Reef Run as a calmer undersea alternative.
SlotsLike rating: 8/10