If you're trying to work out whether Gryphon's Castle Deluxe is worth your time, this hands-on review breaks it down. This is a Mascot Gaming game, sitting firmly in the medium high volatility bracket and paying back a published RTP of 94.91%. Visually it's wrapped in a treasure theme, with the action running on a 5-reel grid running 25 paylines. Top wins are capped at 5,000x your stake, a healthy ceiling worth chasing. The full verdict is below.
Written by Rachel Kim · Last updated: February 2026
Gryphon's Castle Deluxe is a slot from Mascot Gaming. Presentation-wise it's wrapped in a treasure theme, and it leans toward medium high variance at a published RTP of 94.91%. Under the hood you'll find a 5-reel grid running 25 paylines.
Where Gryphon's Castle Deluxe earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. Its medium high variance balances steady wins with the odd larger payout. All told, it's a solid entry in the Mascot Gaming catalogue.
The RTP of 94.91% is below the industry average of ~96%. This is common for older slots or those with special features. The lower RTP may be offset by unique mechanics or higher maximum win potential.
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.
Gryphon's Castle Deluxe 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
Gryphon's Castle Deluxe by Mascot Gaming is a solid offering that delivers good entertainment value. The 94.91% RTP combined with medium high volatility creates a well-balanced gaming experience.