Game of Thrones Power Stacks Slot Review

4.5/5
Based on our expert’s review. Reviewed by
Games Global Slots
Review by
Chris Taylor
Updated: 23/09/2024
Review by
Chris Taylor
Updated: 23/09/2024

Try and conquer Westeros, claim and the Iron Throne and bag a big payday in the process in the Game of Thrones Power Stacks slot. Based on the hit TV show and powered by Games Global, it’s a 5 reel, 40 payline branded game that comes with super stacked symbols on each spin. Gameplay highlights include a free spins round where all payouts are doubled and the Link&Win feature. This streak spin bonus offers a chance to win prizes of up to 5,000 x stake. Discover more about this super volatile slot in our in-depth Game of Thrones: Power Stacks review.

Max Win
25,000 x bet
Play
T&Cs Apply

New UK certified players | Valid mobile number required, No minimum deposit | 25 Book of Dead spins allocated | 40 times wagering on winnings | Ends 31.12.24 | £5 max bonus stake T&Cs apply #ad

Name
Game of Thrones Power Stacks
Provider
Games Global
Type of Slot
Video Slot
Theme
Game of Thrones TV Series
Reels
5
Paylines
40
Stakes Range
20p to £20
Bonus Features
Yes (4)
Free Spins/Multiplier
15-30/2x
Max Win
25,000 x
RTP
96.2%
Volatility
High

Game of Thrones Power Stacks Demo

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T&Cs Apply New UK certified players | Valid mobile number required, No minimum deposit | 25 Book of Dead spins allocated | 40 times wagering on winnings | Ends 31.12.24 | £5 max bonus stake T&Cs apply #ad
18plus uk-gambling-commission online-slot-co-uk-logo agechecked-verification-provider
T&Cs Apply New UK certified players | Valid mobile number required, No minimum deposit | 25 Book of Dead spins allocated | 40 times wagering on winnings | Ends 31.12.24 | £5 max bonus stake T&Cs apply #ad

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Game of Thrones Power Stacks Slot RTP, Details & Wager Limits

Reels/Paylines: 5 reels + 40 paylines

Stakes Range: 20p to £20 per spin

RTP: 96.2%

Max Win: 25,000 x stake per spin

The Game of Thrones Power Stacks slot is played using 5 reels, 4 rows and 40 fixed paylines. Winning combinations are created in the usual manner by landing 3, 4 or 5 matching symbols or wilds from left to right across a payline, starting from reel 1 (the leftmost reel).

Bet levels range from 20p to £20 per spin which caters to all pockets and players. Amounts in the paytable are also shown in currency rather than coins. Therefore, it’s easier to work out what each symbol pays.

There’s an AutoPlay function where allows between 10 and 100 autospins. You can opt for Turbo Mode by clicking on the lightning bolt icon above the main spin button. Both these options are not available in the UK from the end of October 2021.

The Game of Thrones Power Stacks RTP is 96.2% which is normal for an online slot game. It comes with a hit frequency rate of 29.63% meaning over a quarter of spins will result in a winning outcome.

As you’d hope from a slot based on the all-or-nothing battle for the Iron Throne, the volatility here is extremely high. So too is the potential maximum win, which comes in at an impressive 25,000 x your total stake.

Theme – join Jon Snow and the Night King in this official game

Theme: Game of Thrones TV Series

High Value Symbol: Wild

Compatibility: Mobile, Tablet, Desktop

game-of-thrones-power-stacks-slot-base-game

The design in the Game of Thrones Power Stacks slot will be instantly recognizable to anyone who has seen the Game of Thrones television series. This is an official branded game created by Games Global with permission from HBO. This is the second slot based on the hit TV series as Games Global released Game of Thrones way back in 2015.

Graphically, Game of Thrones Power Stacks is much better than the original game. The first thing you will notice is the sweeping orchestral soundtrack from the show itself. For Game of Thrones fans, it’s the Blood of My Blood song composed by Ramin Djawadi and used in 6th episode of Series 6. As you’d expect from a high-profile TV adaptation, the design here is excellent.

With the Wall in the background, the lower value symbols feature the banner emblems for Houses Greyjoy, Stark, Lannister and Targaryen. They’re joined by 5 higher-paying character symbols. You have the Wildling, Tormund Giantsbane, the Night King, Sansa Stark, Daenerys Targaryen and Jon Snow. Jon Snow is the highest value symbol paying 1.25, 2.5 or 7.5 x your total stake for 3, 4 or 5 across a payline.

The Game of Thrones Power Stacks logo is the wild symbol. This can appear on all 5 reels and substitute for all the standard symbols in a winning combination. Land 3, 4 or 5 wilds on a payline for a payout of 2.5, 5 or 25 x your total stake. Rounding out the symbols is the Iron Throne which is the scatter. Here is a table showing the payouts per symbol:

Symbol Payouts
game-of-thrones-power-stacks-slot-house-greyjoy-emblem-symbolHouse Greyjoy Emblem 3, 4 or 5 = 0.35, 1 or 2 x stake
game-of-thrones-power-stacks-slot-house-stark-emblem-symbolHouse Stark Emblem 3, 4 or 5 = 0.35, 1 or 2.2 x stake
game-of-thrones-power-stacks-slot-house-lannister-emblem-symbolHouse Lannister Emblem 3, 4 or 5 = 0.5, 1.2 or 2.4 x stake
game-of-thrones-power-stacks-slot-house-targaryen-emblem-symbolHouse Targaryen Emblem 3, 4 or 5 = 0.5, 1.25 or 2.5 x stake
game-of-thrones-power-stacks-slot-tormund-giantsbane-symbolTormund Giantsbane 3, 4 or 5 = 0.6, 2 or 5 x stake
game-of-thrones-power-stacks-slot-night-king-symbolNight King 3, 4 or 5 = 0.75, 2.1 or 5.5 x stake
game-of-thrones-power-stacks-slot-sansa-stark-symbolSansa Stark 3, 4 or 5 = 0.9, 2.2 or 6 x stake
game-of-thrones-power-stacks-slot-daenerys-targaryen-symbolDaenerys Targaryen 3, 4 or 5 = 1, 2.25 or 7 x stake
game-of-thrones-power-stacks-slot-jon-snow-symbolJon Snow 3, 4 or 5 = 1.25, 2.5 or 7.5 x stake
game-of-thrones-power-stacks-slot-logo-wild-symbolLogo Wild Substitutes for all symbols above
game-of-thrones-power-stacks-slot-iron-throne-scatter-symbolIron Throne Scatter 3+ triggers Free Spins feature

Game of Thrones: Power Stacks Mobile

Game of Thrones: Power Stacks has been fully optimised for play on all devices including mobiles, tablets and desktop computers. The design and gameplay work superbly, even if playing on a handheld device.

Game of Thrones Power Stacks Bonus Features

There was no shortage of action in the Game of Thrones TV series and the same is true of this high-octane slot adaptation. With 4 bonus features, extras on offer here include super stacked symbols and free spins with a 2x multiplier. There’s also the streak re-spin-style Link&Win feature where you could scoop a bumper jackpot prize of up to 5,000 x stake.

Power Stacks feature

To the left of the reels, you’ll see a carousel. This spins on each spin to reveal a symbol. The revealed symbol will be the Power Stack which will appear in fully stacked formation for that spin. Known as the Power Stacks feature, ny symbols apart from the wild and scatter can be selected to be the Power Stack.

Link&Win feature

game-of-thrones-power-stacks-slot-link-and-win-feature

The Link&Win feature is triggered when you land 6 or more coin symbols on the same spin. Those coins are held and 3 respins are awarded on a new set of reels made up solely of blanks and coins. If a new coin lands, it too is held and the respins reset to 3.

The features ends when you’ve used up all your respins. You’ll notice that each coin comes with a cash value attached. In the base game, these values vary from between 1 and 15 x your total stake. Trigger during the free spins and the prizes can get as high as 30 x stake. Finally, the value of the coins is added together to give you an overall prize.

Jackpots feature

Also joining the action here are Bronze, Silver and Gold coins which award an associated fixed jackpot. Known as the Jackpots feature, this is what they pay:

Jackpot Base Game Free Spins
Bronze 20 x stake 40 x stake
Silver 100 x stake 200 x stake
Gold 500 x stake 1,000 x stake
Valyrian 2,500 x stake 5,000 x stake

To trigger the big Valyrian Jackpot, you’ll need to fill all the positions on the grid with coins. Manage this from a base game trigger and you’ll win a 2,500 x stake payday. Get the full house from a trigger during the free spins and the payouts is a massive 5,000 x stake. Lastly, these jackpots come on top of any standard coin wins.

Free Spins feature

game-of-thrones-power-stacks-slot-free-spins-feature

The Game of Thrones Power Stacks slot also comes with a Free Spins feature. To trigger it, land 3, 4 or 5 Iron Throne scatter symbols on the same spin. This will reward you with a payout of 1, 10 or 100 x your total stake. You will also receive 15 free spins with a 2x multiplier. As a result, you will hear the Game of Thrones theme song.

More importantly, wild symbols will be stacked during the free spins. This is crucial as the wild is the highest paying symbol. Lastly, you can trigger the Link&Win feature during the free spins which double the payouts offered in the base game (see table above).

Game of Thrones Power Stacks Review Summary – a feature-filled trip to the Wall

Ratings
Theme & Symbols








Sounds & Music








Bonus Features








RTP (96.2%)








Max Win (25,000 x)








Originality








The Game of Thrones Power Stacks slot may not be Games Global’s first game from the iconic TV series. The features stack up really well, offering some cracking variety. The super high volatility means that it can pack a real punch too.

Compared to the original Game of Thrones slot, the design is much, much better. It actually features characters from the series like Jon Snow, Sansa Stark, Daenerys Targaryen and the Night King. The RTP is higher. Furthermore, the max win of 25,000 x stake is also higher (20,250 x stake max win in the original).

When it comes to payouts, a screen full of wild symbols will result in a 1,000 x stake win. With the doubling multiplier in the free spins, the max win would be 2,000 x your total stake. However, it’s the Link&Win feature where the biggest wins will come from as you can win fixed jackpots up to 5,000 x stake (in the free spins). This extra is also used in Thunderstruck Wild Lightning (also by Games Global).

Overall, it’s a good game which is visually superb. The soundtrack is as epic as the TV series (can you tell I’m a huge fan?). If you’re a fan of the series, Game of Thrones: Power Stacks is a must-play slot.

Pros
  • Superb visuals/audio including characters + music from TV series
  • Big 25,000 x stake max wins possible
  • Good variety of bonus features
Cons
  • Bonus features offer nothing we haven't seen before

Game of Thrones Power Stacks FAQs

What is the Game of Thrones Power Stacks RTP?

The Game of Thrones Power Stacks RTP rate is 96.2%. High variance, expect a win pretty often as the hit frequency rate of 29.63%.

What is the Game of Thrones Power Stacks max win?

The most you can win is 25,000 x your total stake. The bigger wins will come from the fixed jackpots which can reach 5,000 x stake in the free spins.

What are Power Stacks?

On each spin, the $1 is in play. 1 standard symbol is picked at random to be the Power Stack. The chosen symbol will spin in super stacked formation on this spin.

What is the Link&Win feature?

The $1 is a streak respin game which is triggered by landing 6+ coin symbols. Beginning with 3 respins, new coins join the cluster and resets the respins tally. The value of coins are combined when you’re out of respins.

How do I win the Game of Thrones Power Stacks jackpots?

You have a chance of winning 4 fixed jackpots via the Link&Win feature. Known as the $1, the biggest is the Valyrian jackpot which pays 5,000 x stake (free spins) and 2,500 x stake (base game).

Are there any Game of Thrones Power Stacks free spins?

Yes, the $1 gives you 15 free spins with a 2x multiplier. The doubling multiplier applies to Link&Win prizes and jackpots. The wild symbol is also stacked for bigger win potential.

Is there a Game of Thrones Power Stacks demo?

Yes, the Game of Thrones Power Stacks free play version can be found here at Online-Slot.co.uk. Produced using HTML5 technology, you can enjoy on mobile, tablet and desktop devices.

Other TV Series Slots

With TV series so popular these days, slot providers are becoming increasing creative when looking for ideas for their games. An obvious choice is creating officially licensed branded slots. With Games Global releasing Game of Thrones back in 2015, there are many branded TV slots now available from a variety of providers. Here are 4 I recommend:

gdpr
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