Razor Shark slot review

Razor Shark slot in brief

Razor Shark is one of Push Gaming’s best-known games, alongside Jammin’ Jars and Big Bamboo. It uses a 5×4 grid with 20 fixed paylines, and almost everything interesting happens through one mechanic: tall Mystery stacks that slide down the reels before they show what they hide.

This is a game for players who like suspense within a spin and accept that many spins pay little or nothing. It sits in our mobile slot reviews alongside several other high-volatility mystery-symbol games.

Razor Shark RTP, volatility and specifications

The RTP point matters more here than on many slots. Razor Shark is supplied at 96.70% and at lower settings, and the operator chooses which to run. A one-point difference sounds small, but on £500 of total stakes it is £5 of average cost. The Gambling Commission requires the return to player to be shown before you play, so open the information screen first.

How the features work

Mystery stacks and Nudge and Reveal

On any spin, stacks of four Mystery symbols can land. They do not reveal straight away. Instead they nudge down one position at a time, and once they have moved they reveal what they are: either a set of matching regular symbols, which can complete line wins, or a golden shark.

Razor Reveal

If the reveal shows a golden shark, Razor Reveal begins. It shows coins, and each coin displays either a multiplier prize or a scatter. So Razor Reveal can pay a prize directly, help you towards free games, or both.

Free games

Three or more scatters start the free games, and scatters from Razor Reveal count towards that too. In the round, reels 2 and 4 fill with Mystery stacks. A win multiplier grows every time Nudge and Reveal triggers. The round does not run for a fixed number of spins: it ends when the Mystery stacks have moved off the reels.

1. A stack of four Mystery symbols lands on a reel.
2. The stack nudges down one row at a time.
3. It reveals matching symbols for line wins, or a golden shark.
4. A golden shark starts Razor Reveal: coins show multiplier prizes or scatters.
5. Three or more scatters, including any from Razor Reveal, start the free games.
6. In free games, reels 2 and 4 hold Mystery stacks and each Nudge and Reveal raises the multiplier until the stacks leave the reels.

Because the free games end only when the stacks run out, round length varies a lot. That is one reason the game’s results are so spread out, and why its volatility is rated high.

Razor Shark in pounds: a £20 budget at three stakes

At the top version’s 96.70% RTP, the house edge is 3.3%. Standard game maths puts the average cost of one spin at stake × 3.3%. The table assumes the top version; a lower version costs more per spin.

On a game where free games can be long or short and most base spins pay little, small stakes give you more chances to see the feature. Twenty £1 spins can easily pass without one. The average cost is always a proportion of what you stake, so lowering the stake is the most direct way to make a budget last.

For an hour, multiply spins by stake by the house edge. Taking 450 spins at 20p as an example, you would stake £90, with an average cost of £2.97 at 96.70%. Expect real results to land well away from that average either way.

Playing the Razor Shark slot on a phone

Razor Shark runs in HTML5, so it opens inside your casino app or mobile browser with nothing extra to install. The 5×4 grid has 20 positions, which is a comfortable size on most phones. The nudging stacks are animated, so a steady connection helps; a slow one can make the game feel sluggish, as our casino app data usage guide explains.

If a spin is interrupted by a dropped signal, the operator’s rules decide how it is settled. Our guide to what happens if your app crashes explains where to find those rules.

1. Find Razor Shark in your app’s game lobby.
2. Open the info screen and note the RTP version listed.
3. Pick a stake within the £5 (or £2 for 18–24) limit.
4. Tap to spin; watch the Mystery stacks nudge and reveal.
5. Check the session timer and net position shown in the game.

UK rules that shape Razor Shark

The stake caps are explained in the Commission’s online slots stake limit guidance (opens in a new tab), and the 2021 changes in its package of online game design changes (opens in a new tab). Our game design rules page sets them out in plain English.

Who makes Razor Shark: Push Gaming

Push Gaming was founded in 2010 and is headquartered in London, with an office in Malta. LeoVegas Group announced a majority stake in May 2023, which places the studio within MGM Resorts. It holds a Gambling Commission licence under account 054984 through Push Gaming Holding Limited.

Its best-known slots are Jammin’ Jars, Razor Shark and Big Bamboo. More is on our Push Gaming provider page.

Slots like Razor Shark

• Big Bamboo: Push Gaming’s Mystery Bamboo stacks reveal matching symbols or Golden Bamboo prizes.
• Jammin’ Jars: an 8×8 cluster game with moving jar wilds and growing multipliers.
• Jammin’ Jars 2: the follow-up to the cluster-pays original.
• Fat Banker: cash-prize bullion and a collecting Banker in free spins.
• Fat Rabbit: a 5×5 Push Gaming game rated high volatility.

If you want apps with a deep slot lobby, see our best slot apps, and for how slot mechanics translate to a small screen try our guide to slots on mobile.

Where to play Razor Shark with a welcome offer

There is no Razor Shark-specific offer from our partners. The three below are slot offers for new customers, 18+, and terms apply. Check the app’s game lobby for Razor Shark and each offer’s list of selected games.

• PlayOJO: 80 free spins on Big Bass Bonanza at 10p each after a first deposit of £10 or more; no wagering, cash winnings; not in Northern Ireland; designated link only and not combinable.
• Coral: deposit and bet £10+ on slots for 100 free spins at 10p on selected games, offer running 1 October 2026 to 1 February 2027; 48 hours to accept, 7 days to use, no wagering on winnings; certain deposit types excluded, including PayPal and Skrill.
• Ladbrokes: spend £10+ on slots for 50 free spins a day for 10 days (maximum 500) at 10p on selected games; claim by 23:59 daily, valid for 7 days, no wagering; PayPal, Skrill, Neteller, Paysafe, prepaid and Moneybookers deposits excluded.

In spin value that is £8, £10 and up to £50. Coral and Ladbrokes share an operator, LC International Limited (Entain), so you may not be able to hold new accounts at both.

18+. Every casino game has a built-in house edge, so over time you should expect to lose what you stake. Set a budget before you play and stop when it’s gone: safer gambling tools and support. Free, confidential help: National Gambling Helpline 0808 8020 133.