Booming Games · high volatility · free demo

Colossal Vikings

Colossal Vikings from Booming Games is a slot that wants to be epic. It throws a giant 6x7 grid and a promise of huge wins at you right from the start. The "Colossal" part isn't just for show—it's built into the math with oversized symbol stacks.

Colossal Vikings facts

Volatility
High†
Reels
5*
Paylines
Fixed*
Max win
80,000׆
Bet range
0.01 – 20*
Max win per spin
80,000 at max bet*
Game type
Slots*
Provider
Booming Games
Categories* Nature

* from our games data feed, not yet confirmed by the studio.

† existing Slottomat data, not yet confirmed by the studio.

The rules inside the game take precedence.

Free Demo

Colossal Vikings

by Booming Games

18+ | T&Cs Apply | Gamble Responsibly

Last updated: Sep 2, 2026
Provider: Booming Games Volatility: High
Played it? Rate this game:
Rate this slot!
More Booming Games Slots Read Review

Colossal Vikings Slot Overview


RTP, Volatility & Math Model


The developer hasn't published the RTP for this game. That's a notable omission and something players should be aware of before diving in. What we do know is that the volatility is explicitly High. This means wins can be infrequent, but when they hit, they have the potential to be significant. The betting range is flexible, from a minimum of $0.01 up to $20 per spin, allowing for different balance strategies. The core math model revolves around the Colossal Symbol feature, where symbols can land as 2x2 or 3x3 blocks, dramatically increasing the ways to form winning clusters.

Game Features & Mechanics


Colossal Vikings uses a cluster pays system on its large 6x7 grid. Wins are formed by landing 5 or more matching symbols in a connected cluster, horizontally or vertically. The standout mechanic is the Colossal Symbol feature. On any spin, regular symbols can land as oversized 2x2 or 3x3 blocks. These big blocks count as multiple symbols for cluster formations, making it much easier to trigger winning combinations and chain reactions.


The Wild symbol is a rune stone. It substitutes for all regular symbols and can also appear as a Colossal 2x2 or 3x3 block. When a Wild is part of a winning cluster, it applies a multiplier to that win:


  • 2x2 Colossal Wild = 2x multiplier

  • 3x3 Colossal Wild = 3x multiplier


These multipliers can combine if multiple colossal wilds are involved in a single cluster win.

The Free Spins bonus is triggered by landing 3 or more Scatter symbols (the Viking longship). You'll get 8 free spins to start. The key here is that during the bonus round, all regular symbols that land will be Colossal—either 2x2 or 3x3. This massively increases the potential for huge, cascading wins. Landing additional Scatters during free spins awards more spins. The feature can be retriggered, which is crucial for reaching that 80,000x potential.

Visual Design & Theme


Visually, Colossal Vikings is solid but doesn't break new ground. The theme is classic Norse mythology, with symbols featuring axes, helmets, hammers, and different Viking warriors. The graphics are clean and the animations are smooth, especially when the large symbol blocks land and wins cascade. The soundtrack is a dramatic, orchestral score that fits the theme, though it can get repetitive during longer sessions. The interface is clear, making it easy to track your cluster wins and any active multipliers. My main criticism is that it feels a bit safe; it executes the Viking theme competently but without much unique flair or personality to make it truly memorable next to other slots in the genre.

Who Should Play Colossal Vikings?


This slot is specifically for high-volatility hunters. If you get bored by frequent small wins and prefer the tension of waiting for a single spin that could deliver a massive cluster cascade, this is your game. The colossal vikings slot mechanics are built for those explosive moments. The free spins feature, where the grid fills with colossal symbols, is where the real potential lies, but getting there can be a test of patience.


Casual players or those who enjoy more consistent, session-sustaining gameplay should probably look elsewhere. The lack of a published RTP is also a red flag for more analytically-minded players. You're going in without a key piece of information about the game's theoretical payback. If that doesn't sit right with you, skip this raid.

Play Colossal Vikings Free Demo


Given its high-risk nature, trying the Colossal Vikings slot for free is a smart move. It's the best way to see if you have the patience to hunt for the longship scatters and the huge wins they can bring.


Where to Spin Next


If you enjoy Colossal Vikings, here are some close relatives:



Browse our complete collection of Booming Games slots, or explore high volatility slots - maximum risk, maximum reward.


As a high-volatility game, similar spins live in our free viking slots and space slots collections.


Worth Trying Next



FAQ

Common Questions About Colossal Vikings

The official RTP (Return to Player) percentage for Colossal Vikings by Booming Games is not publicly specified. As a high volatility slot, the Colossal Vikings slot is designed for players seeking potentially larger, less frequent wins. It's always best to check the game's information panel directly for the most current details.

This allows you to experience the high volatility gameplay and features of the Colossal Vikings slot at no cost. It's a great way to learn the mechanics before playing for real.

The Colossal Vikings slot features include a Free Spins round triggered by landing three or more scatter symbols. During this round, colossal symbols can land on the reels, covering multiple positions and significantly boosting win potential. These features are central to the high-risk, high-reward experience of Colossal Vikings.
Absolutely. Colossal Vikings by Booming Games runs in your browser, making it fully compatible with smartphones and tablets. You can enjoy the Colossal Vikings slot on iOS and Android devices through your mobile browser without needing to download a separate app.
While the exact maximum win multiplier can vary, Colossal Vikings is a high volatility slot capable of delivering substantial payouts. The potential is highest during the Free Spins feature with colossal symbols. For the precise cap, players should consult the game's paytable within the Colossal Vikings slot itself.