Vikings Go Berzerk slot: rage meters and Berzerk Mode

How the Vikings Go Berzerk slot plays

Yggdrasil calls it a video slot. The page’s own line is five reels, four rows, and 25 paylines oriented from the left to the right. The paying pictures it names are four Viking symbols and four coin symbols. Three or more of those, in sequence on a payline, win.

The base game’s loop is the rage meter, one per Viking. A win with that Viking in the base game raises the meter. The page does not print how many wins fill it, or what a partial meter is worth. When the meter is full, Free Spins start and that Viking enters Berzerk Mode.

The still below is the studio’s own “Free spin mode” image from the same page. It shows the longship frame, 25 lines, and free-spin symbols on the reels. It also shows one stake: coin value 0.10 and cash bet €2.50. That is a stake in the picture. It is not a published minimum or maximum.

Berzerk Mode, Ragnarök Free Spins and the chests

These are the names printed on the game page.

• Free Spins and the feature label Free spin mode. A full rage meter opens them for the Viking who filled it.
• Berzerk Mode. The studio’s sentence: the Viking always defeats the siren and turns into a sticky wild until the end of the free spins.
• Ragnarök Free Spins. Described as a random bonus when you hit the free spins. It puts all four Vikings into Berzerk Mode.
• Golden Treasure Chest. It can appear on the fifth reel and “grants much bigger bonuses than the regular Treasure Chest.”
• Treasure Chest. Named as the regular chest. No value is printed for either chest.
• Rage metres. That is the feature-row label. The description calls the same object a rage meter.
• Pre-free spin bonus and Treasure chest bonus. Both are feature-row labels. The description does not spell out the steps of the pre-free spin bonus.

The page does not print a free-spin count, a rage-meter length, a chest prize, or a feature-buy price. Those figures are not printed by the studio. The type field says Collections. The page does not explain that word.

Vikings Go Berzerk RTP and the printed sheet

Every figure below is from the Yggdrasil game page, read 10 Nov 2026. Where the page is silent, the cell says so. Review desks elsewhere print a multiplier and a stake band. Those are aggregator values. They are not on this sheet.

Pros and cons

Pros

• The page prints one RTP, 96.1%, instead of a hidden ladder of files.
• Volatility is named: Medium - High, not left blank.
• The feature names are on the page: rage meter, Berzerk Mode, Ragnarök Free Spins, both chests.
• Twenty-five lines is a readable base game. Wins need three matching Vikings or coins on a line.

Cons

• The max win is €93,910 with no multiplier and no stake attached to that euro figure.
• Minimum and maximum stake are not printed by the studio.
• Free-spin count, rage-meter length and chest values are not printed by the studio.
• Medium-high still swings. Empty stretches are part of that label.
• A lobby can still show another RTP. The sheet does not list a second file, and it cannot promise the file a casino loads.

Under a casino bonus

This is the bonus angle, not a method. Yggdrasil does not print a feature buy, a contribution percentage, or a max-bet rule for Vikings Go Berzerk. Those live in the casino’s terms.

A video slot is often weighted at 100% toward wagering. That is the usual grind setting, and it is still a house rule. Confirm it before you play. Medium-high on 25 lines can move a long remaining bar, with dry stretches between the meters. It is a weak convert. The only ceiling on the sheet is €93,910, and the page never says which stake produces it, so there is no printed multiplier to aim at when the bar is short.

Stay under the stake cap in the terms. A spin above that cap is a common way a bonus is voided, even when the studio page is silent on bets. Read the max-bet trap, games for the wager and why the studio sheet is not the lobby.

Viking Runecraft 1000 is another Norse slot on this list, from Play’n GO, not a Yggdrasil sequel. Houses already in the vault sit on casinos. If you claim a live chest, read the small print. 18+. If gambling stops feeling like a pastime, use responsible play. The Yggdrasil filter is linked under this review.

Vikings Go Berzerk FAQ

What is the Vikings Go Berzerk RTP? The studio page prints 96.1% and no other version. Read 10 Nov 2026. Open the game’s info panel at the casino before you spin.

What is the max win? €93,910. That is the cash figure on the page. A multiplier is not printed by the studio, and neither is the stake behind the euro amount.

Is the minimum or maximum bet printed? No. Min and max stake are not printed by the studio. A promotional still on the page shows one stake, coin value 0.10 and cash bet €2.50 on 25 lines. That is a stake in the picture, not a range.

What are the free-spin features called? Free Spins, Berzerk Mode and Ragnarök Free Spins. The feature row also names Free spin mode, Pre-free spin bonus, Treasure chest bonus and Rage metres. The description names the Golden Treasure Chest and the regular Treasure Chest.

Is Vikings Go Berzerk useful for clearing a casino bonus? It is a 25-line, medium-high game with no printed multiplier. That fits a longer wagering bar better than a short leftover you hope one feature will clear. Stay under the house max bet. Contribution is a casino rule. Yggdrasil does not print it.

Is there a Vikings Go Berzerk demo? The studio page includes a Play control and a trailer. This review does not host a demo. Whether a casino offers one is the operator’s choice.