Looking for a Reign of the Mountain King review or want to try Reign of the Mountain King before playing for real? You're in the right place. Developed by Light & Wonder, Reign of the Mountain King is a high volatility slot with an RTP of 96% and a maximum win potential of 38,326x your stake, with an engaging visual design. With 25 paylines and a 5-reel, 25-payline layout, it delivers engaging gameplay.
Written by Emma Roberts · Last updated: January 2026
Reign of the Mountain King is a slot developed by Light & Wonder with an engaging visual design. The game features a 5-reel, 25-payline layout with an RTP of 96% and high volatility, offering impressive win potential for players of all experience levels.
The RTP of 96% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
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.
Reign of the Mountain King 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
Reign of the Mountain King by Light & Wonder is a solid offering that delivers good entertainment value. The 96% RTP combined with high volatility creates a well-balanced gaming experience.