Our review of Poseidon cuts through the marketing and looks at what matters: how it plays and how it pays. This is a GMW game, sitting firmly in the medium low volatility bracket and paying back 96.36% RTP. You get a 5-reel grid running 20 paylines, all wrapped in a poseidon and gods theme. Top wins are capped at 5,000x your stake, a healthy ceiling worth chasing. Dating back to 2018, it remains a regular pick. So does it deliver? Let's get into it.
Written by Sarah Mitchell · Last updated: March 2026
This slot, Poseidon, is the work of GMW. Presentation-wise it's dressed up with a poseidon and gods theme, and it leans toward a medium low volatility profile at 96.36% RTP. Under the hood you'll find a 5-reel grid running 20 paylines.
Dig into the bonuses and Poseidon starts to stand out. Look out for scatter symbols that unlock free spins and extra bonus rounds. The medium low volatility makes it forgiving on the bankroll, ideal for relaxed, longer sessions. Overall it's a well-rounded slot that knows what it is.
The RTP of 96.36% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
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.
Poseidon 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
Poseidon by GMW is a solid offering that delivers good entertainment value. The 96.36% RTP combined with medium low volatility creates a well-balanced gaming experience.