Curious what Colossal Vikings actually feels like to play? Here's our full, no-fluff take. Developed by Booming Games, Colossal Vikings arrives with a high-variance maths model and a return-to-player rate of 95.85%. Dating back to 2021, it remains a regular pick. If everything lines up, Colossal Vikings can pay up to 80,000x your bet. You get 5 reels and 25 paylines, all built around a nature theme. Let's break down what works and what doesn't.
Written by James Holloway · Last updated: February 2026
At its core, Colossal Vikings is a slot game produced by Booming Games, dressed up with a nature theme. It runs on 5 reels and 25 paylines with a high-variance maths model, and a published RTP of 95.85%.
The mechanics are what make Colossal Vikings interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. With high variance, this one is aimed at players who can ride out the swings for the top wins. On balance, Colossal Vikings is a dependable option worth a few spins in the demo first.
At 95.85%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
High volatility means longer gaps between wins, but when wins do land, they can be significantly larger. A bigger bankroll and patience are recommended for this type of slot.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Colossal Vikings features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
Colossal Vikings by Booming Games is a solid offering that delivers good entertainment value. The 95.85% RTP combined with high volatility creates a well-balanced gaming experience.