


Medusa is a medium/high-volatility online slot from Blueprint Gaming with an RTP of 96.40% and a maximum win of 2,000x.
Page updated July 2026
Medusa is a 5-reel, 10-payline slot from Blueprint Gaming, part of the developer's Colossal Payout Series. Rather than the dark, moody treatment most Medusa-themed games go for, Blueprint gives the snake-haired gorgon a brighter, more cartoonish makeover, released back in 2019 and still doing the rounds on UK-facing casino lobbies today.
The action is set inside a crumbling Hellenistic temple surrounded by stone statues, presumably former adventurers who made the mistake of meeting Medusa's gaze. The artwork leans comic-book rather than horror, but the soundtrack does a lot of heavy lifting, delivering a dramatic, almost militaristic score that suits the mythology better than the reels do. Symbols include A to 10 royals alongside temple pottery, crossed swords and Spartan helmets, with a three-snakehead wild substituting for everything else and paying handsomely on its own.
Medusa returns a healthy 96.4% RTP, comfortably above the industry norm. There's no published RTP switch, so what's listed is what you'll generally find live, though it's always worth a quick paytable check before staking real money on any slot.
Blueprint has pitched this one at medium-to-high volatility, and rather than a traditional free spins round, the entire bonus experience runs through a single Wild Transformation feature. When the large Medusa symbol lands on the middle reel, up to two other symbols on the grid are randomly turned into wilds. It's a lean system, and with no scatter-triggered bonus to fall back on, the gaps between dry spells and bigger multi-symbol wild hits define how the game plays out over a session.
The ceiling on Medusa sits at 2,000x the stake, achievable when the Wild Transformation feature converts key symbols into a stacked line of wilds across a payline. Betting runs from 10p up to £/€20 a spin, making it workable for both cautious low-stake play and punchier sessions without needing a huge bankroll.
Medusa won't win any awards for originality, the artwork feels a generation behind Blueprint's more recent output, and the single-feature structure is about as lean as bonus design gets. That said, the RTP is respectable, the Wild Transformation mechanic is easy to follow, and the presentation, that soundtrack especially, has more character than the reels suggest at first glance. There's also something to be said for a slot that doesn't overcomplicate itself: no maze of bonus symbols to memorise, no confusing paytable tiers, just a clean grid, a well-paying wild and one feature that does its job reliably. For players who find modern mega-feature slots exhausting, that simplicity can genuinely be a selling point rather than a drawback. If a straightforward, no-frills mythology slot appeals, the free demo at johnessyslots is the place to see whether the wild transformations click with you before playing for real money.
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Medusa has an RTP (return to player) of 96.40%. RTP is the theoretical percentage of total stakes a slot returns to players over a very large number of spins, as published by Blueprint Gaming — individual sessions can land far above or below it.
Medusa is rated medium/high volatility. High-volatility slots pay out less often, but wins tend to be bigger when they land — expect longer dry spells and larger swings to your balance.
The advertised maximum win for Medusa is 2,000x. Max wins are extremely rare by design — treat them as a ceiling, not an expectation.
Medusa is developed by Blueprint Gaming and was released in Jun 08, 2019.
Verified Data via Johnessy AI