Welcome to our deep dive on Fisher King — the demo, the maths, and whether it earns a spot in your rotation. Developed by Endorphina, Fisher King arrives with a high volatility profile and 96.04% RTP. Dating back to 2023, it remains a regular pick. The maximum win sits at 200,000x, so there's serious upside on the table. It's built around a fish theme and plays out on 10 paylines across 5 reels. But is it actually worth playing? Read on.
Written by Rachel Kim · Last updated: February 2026
At its core, Fisher King is a title produced by Endorphina, leaning into a fish aesthetic and powered by 5 reels and 10 paylines. The result is high variance paired with a published RTP of 96.04%.
Dig into the bonuses and Fisher King 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 Endorphina catalogue.
The RTP of 96.04% 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.
Fisher 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
Fisher King by Endorphina is a solid offering that delivers good entertainment value. The 96.04% RTP combined with high volatility creates a well-balanced gaming experience.