If you're trying to work out whether Bison Riches is worth your time, this hands-on review breaks it down. Developed by ESA Gaming, Bison Riches arrives with a medium low volatility profile and 95.99% RTP. It's dressed up with a buffalo and wild west theme and plays out on a 5-reel grid running 15 paylines. It first went live in 2025 and still earns its place today. Top wins are capped at 5,000x your stake, a healthy ceiling worth chasing. The full verdict is below.
Written by Alex Crawford · Last updated: February 2026
At its core, Bison Riches is a slot game produced by ESA Gaming. Presentation-wise it's themed around buffalo and wild west, and it leans toward medium low volatility at 95.99% RTP. Under the hood you'll find a 5-reel grid running 15 paylines.
The mechanics are what make Bison Riches interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. Thanks to its medium low variance, wins come often enough to suit casual, lower-risk play. Overall it's a well-rounded slot game that knows what it is.
At 95.99%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Bison Riches 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
Bison Riches by ESA Gaming is a solid offering that delivers good entertainment value. The 95.99% RTP combined with medium low volatility creates a well-balanced gaming experience.