Monarch Mayhem has been catching plenty of attention, so we put it through its paces to see how it really holds up. RTG are the developer behind it, tuning the title for a high-variance maths model, with a published RTP of 96.32%. Wins land at roughly a 30% hit rate, shaping how the sessions feel. Top wins are capped at 250,000x your stake, a genuinely massive ceiling for the patient. It's wrapped in polished, characterful visuals and plays out on 5 reels and 40 paylines. The full verdict is below.
Written by Alex Crawford · Last updated: March 2026
Monarch Mayhem comes to us from RTG. Presentation-wise it's wrapped in polished, characterful visuals, and it leans toward high variance at a published RTP of 96.32%. Under the hood you'll find a 5-reel grid running 40 paylines.
Dig into the bonuses and Monarch Mayhem starts to stand out. Look out for scatter symbols that unlock free spins and extra bonus rounds. The high volatility means patience is rewarded — expect quiet spells broken by bigger hits. All told, it's a solid entry in the RTG catalogue.
The RTP of 96.32% 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.
Monarch Mayhem 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
Monarch Mayhem by RTG is a solid offering that delivers good entertainment value. The 96.32% RTP combined with high volatility creates a well-balanced gaming experience.