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Skulls Heap Slot

Skulls Heap
Skulls Heap
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Updated: 22.07.2025
Reviewed by: Ella Houghton
Do you want to travel to Mexico and join the Day of the Dead? You can do so in Skulls Heap. This is a Mexican-themed slot from Gong Gaming Technologies and it was released on 22/02/2021. It has 6 reels, 4 rows, and there are 4,096 different ways to win. You can look forward to free spins, substituting wild symbols, and more. We’ll help you learn everything there’s to know about Skulls Heap in the slot review of Gong Gaming Technologies’ title.

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In this review
  1. Slot details
  2. Theme
  3. Bonus Rounds & Free Spins
  4. Summary
  5. Where to play
General information about Skulls Heap slot

General information about Skulls Heap slot

Rating by Ella Houghton:
8.8
User’s Rating: (based on  reviews):
0.0
Gong Gaming Technologies
Write a review +25 SJ points
  • Release Date:
    22.02.2021
  • Volatility:
    High
  • RTP:
    96.0%
  • Multiplier:
    Yes
  • Max. win:
    12,000x
  • Bonus game:
    No
  • Free spins:
    Yes
  • Scatter Symbol:
    Yes
  • Wild symbol:
    Yes
  • Symbol Stacked:
    No
  • Jackpot Game:
    No
  • Slot lines:
    4,096
  • Slot reels:
    6
  • Layout:
    6-4
  • Stakes range (€/£/$):
    0.40 to 20
  • Slot Theme:
    Mexican
  • Technology:
    HTML5
More infoLess info

Licensed and tested by

  • Gambling Comission
  • MGA

How to Play

Keen on how to play Skulls Heap? We’re here to help you with this short guide that you can find below. It’ll help you become familiar with how the slot works.

  1. Load Skulls Heap and click the orange play button in order to continue
  2. Locate the three lines on the left side of the slot and click them to open the menu
  3. Here you can see your bet size, the paytable, table of contents, payouts, and more
  4. If you want to turn off the music or the sound effects, click the icon of the volume button
  5. Ready to play Skulls Heap? Click that gigantic spin button on the right side of the slot

Skulls Heap has a rather ordinary set-up. It comes with 6 reels, 4 rows, and 4,096 different ways to win. For you to be able to get a payout, you’ll need at least 2 to 3 identical symbols from left to right. The exception is the symbol with free spins written on it because it’s a scatter symbol. A minimum of 3 symbols can appear anywhere on the reels and still give a reward.

The standard bet size in Skulls Heap is €2 per spin. Although, it’s possible to change this amount if you prefer a different bet size. It ranges from €0.40 per spin up to €20 per spin.

Skulls Heap RTP and Volatility

8.2 
Skulls Heap has a return to player of 96.04% and its volatility is high.
Skulls Heap follows the industry standard when it comes to theoretical payout percentage because it’s at 96.04%. The volatility of the game is five out of five and, therefore, highly volatile.

Theme

9.2 

Skulls Heap revolves around the Mexican festival called the Day of the Dead. It’s a theme we’ve seen in other slot machines but we must say that Gong Gaming Technologies has managed to implement it in a great way. This is because of the overall design and the eye-pleasing graphics. You’ll certainly love the music being played in the background and sound effects.

All of the symbols that can appear on the reels in Skulls Heap are suitable to the theme. There’s a green free spins symbol and a wild symbol of a ruby-shaped heart. You’ll also see a skull, a cactus, a guitar, tequila, and burning candles. There are also symbols of A, K, Q, J, 10 and 9.

The free spins symbol is the most valuable, as it can trigger the free spins bonus with multipliers. Another great symbol is the wild because it can substitute for all other symbols, except scatters. The highest paying symbol is the skull, it pays 7.5x for six identical symbols.

Theme
Skulls Heap slot - paytable

Mobile Compatibility

Mobile Compatibility
Gong Gaming Technologies has quickly climbed to become one of the most sought after software providers in the industry. They wouldn’t have managed this if their games weren't compatible with small devices. In other words, you can enjoy Skulls Heap on your smartphone. We must say that the slot machine looks really good if you play it on such a device.

About Gong Gaming Technologies

A team of passionate industry veterans founded Gong Gaming Technologies in 2020. They quickly managed to get an exclusive supply deal with Microgaming. Gong Gaming Technologies already boasts a large portfolio of great slot machines. Some of the most popular ones are Royal League Spin City Lux, Royal League Book of Raider, Buffalo Ways, and Empire Shields.

Bonus Rounds & Free Spins

9 

Wild Symbol

The wild symbol in Skulls Heap can substitute for all other symbols, with the exception of the free spins symbol. It can appear on all reels but the first one. Hopefully, it’ll help you complete certain winning combinations while you’re spinning the reels in Skulls Heap.

Free Spins Bonus

The symbol with free spins written on it is the scatter symbol. It can appear anywhere on the reels and still reward you with the free spins bonus. Three, four, five, or six Free spins symbols will give you a total of 8, 15, 25, or 100 free spins.

It’s possible to get additional free spins during the feature. For this, you’ll need at least 2 symbols. Two, three, four, five, or six symbols will give you 5, 8, 15, 25, or 100 additional free spins. Free spins can trigger infinitely but the reward can’t be higher than the maximum payout.
Skulls Heap slot - free spins

Multipliers

You can also enjoy multipliers in Skulls Heap but only during the free spins bonus. A wild symbol that’s a part of a winning combination will add a random multiplier of 2x, 3x, or 5x.

Skulls Heap Demo Play

Gong Gaming Technologies has made a demo version of all of its games in a portfolio. This means that you can play Skulls Heap for free without bearing the risk of losing your money before learning more about the slot machine. You can scroll to the top of the slot review and try it there. If you’re ready to play with real money, then you can visit one of the casinos on our list.

Max Win

8.9 
The maximum win in Skulls Heap is 12,000 times the size of your bet.
According to Gong Gaming Technologies, you can win a maximum of 240,000 if you place a bet with €20. This means that the maximum payout is 12,000x the size of your bet. It can be one during the free spins bonus of the game thanks to wild symbols and multipliers.

Overall Rating

8.8
Skulls Heap is coming from Gong Gaming Technologies. It was released on 22/02/2021. It’s a slot machine with 6 reels, 4 rows, and 4,096 different ways to win. You can look forward to wild symbols, free spins, and multipliers. The maximum payout is 12,000x the size of your bet. Skulls Heap is a highly volatile game with a payout percentage of 96.04%.
Hits
12,000x bet
Free spins
Multipliers
Great design
Misses
Low max bet
Highly volatile

FAQ

What’s the most valuable symbol in Skulls Heap?

The most valuable symbol in Skulls Heap is the free spins symbol. It can give you a total of 100 free spins if six symbols appear after a single spin. You can also get multipliers on wins here.

Can I earn real cash prizes in Skulls Heap?

If you’re lucky with winning combinations after making a deposit at one of the casinos from our list, it’s possible to win real cash prizes in Skulls Heap.

What’s the biggest payout in Skulls Heap?

The maximum payout in Skulls Heap is 12,000 times the size of your bet. It can be won thanks to free spins, wild symbols, and multipliers.

When was Skulls Heap released?

Skulls Heap was released on 22/02/2021. A software provider called Gong Gaming Technologies is behind this title.

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Ella Houghton
Ella Houghton
Expert in: News, Blog, Slot reviews, Payments
Ella is a professional content-writer with 8 years of experience in the casino sphere. She has broad knowledge of gambling related themes and is happy to share this with Slotsjudge.

2126 articles

Reviewed by Editor-in-Chief
Nikita Lukanenoks

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