Looking for a Ultra Cluster Kingdom review or want to try Ultra Cluster Kingdom before playing for real? You're in the right place. Developed by GameArt, Ultra Cluster Kingdom is a medium high volatility slot with an RTP of 96.22% and a maximum win potential of 5,000x your stake, with an engaging visual design. Using an innovative cluster pays system, it offers a fresh alternative to traditional paylines.
Written by Sophie Williams · Last updated: January 2026
Ultra Cluster Kingdom is a slot developed by GameArt with an engaging visual design. The game features a 7-reel, cluster pays layout with an RTP of 96.22% and medium high volatility, offering impressive win potential for players of all experience levels.
The RTP of 96.22% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
Medium-high volatility means wins come less frequently but tend to be larger when they hit. Players should be prepared for dry spells between bigger wins, requiring a moderate bankroll.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Ultra Cluster Kingdom 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.
Instead of traditional paylines, Ultra Cluster Kingdom uses a cluster pays system where wins are formed by groups of matching symbols touching horizontally or vertically. The larger the cluster, the bigger the payout. This mechanic opens up many more potential winning combinations than fixed paylines.
3.1 / 5 — Good
Ultra Cluster Kingdom by GameArt is a solid offering that delivers good entertainment value. The 96.22% RTP combined with medium high volatility creates a well-balanced gaming experience.