Valhalla: Crazy Summer is a new upcoming casino slot from Bullshark Games, heading to your favourite online casinos on the 11th of December, 2026! The game will offer a light, holiday Viking theme and a high volatility gameplay featuring  a progressive trail with Wild multipliers and a max win of 15,000x the bet. We are constantly monitoring the provider's roadmap to provide a full review as soon as new details appear, so be sure to watch this space!