Who made Sovereign of the Seven Seas?

Sovereign of the Seven Seas was developed by Microgaming, one of the longest-established online slot studios. It was released in 2013.

What is the RTP of Sovereign of the Seven Seas?

The RTP (return to player) is 96.00%, which is a solid figure for a classic-era video slot.

How many paylines does Sovereign of the Seven Seas have?

The slot has 40 paylines across 5 reels and 3 rows. The paylines are adjustable, so you can play with fewer than 40 active if you prefer.

How do you trigger the free spins in Sovereign of the Seven Seas?

Land 3 or more cannon scatter symbols anywhere on the reels. You'll then choose from three barrels, each hiding a different package: 20 spins with 2x wins, 15 spins with 3x wins, or 10 spins with 4x wins.

What does the expanding wild do in Sovereign of the Seven Seas?

The ship's figurehead acts as the wild symbol. When it lands on reels 2, 3, or 4, it expands to cover the full reel. This applies in both the base game and during free spins.

Can you play Sovereign of the Seven Seas on mobile?

Yes. Sovereign of the Seven Seas is compatible with Android and iOS devices. The game works in portrait and landscape mode, though landscape gives a better view of the full reel grid.

Sovereign of the Seven Seas Slot Review - RTP, Features & Free Play

Provider	Microgaming

Sovereign of the Seven Seas Slot Review

Microgaming released Sovereign of the Seven Seas in 2013, and it holds up better than many slots from that era. It runs on 5 reels, 3 rows, and 40 adjustable paylines with an RTP of 96.00%. The pirate theme skips the cartoonish angle - this is a more serious, atmospheric take on seafaring, with a tall ship dominating the background and a soundtrack that doesn't grate after 20 minutes. The visuals have aged reasonably well: the artwork is clean, the animations are smooth, and the overall look is more cinematic than the comedy-pirate slots that were common around the same period.

Bets start at £0.01 and go up to £200 per spin (40 paylines at £1 maximum per line, 5 coins maximum per payline). That wide range suits casual players and higher rollers alike. There's no progressive jackpot, but the base game tops out at 20,000 coins. Volatility is low to medium, meaning wins come fairly regularly even if the ceiling is modest compared to high-variance modern slots.

Symbols and Paytable

The symbol set mixes themed icons with standard playing card values. At the top of the paytable you'll find a ship's captain, a chest overflowing with gold coins, a ship's compass, and a bronze bell. These four carry most of the weight in terms of payouts. Below them sit the 9-through-Ace playing card symbols, which feel generic and there are arguably one or two more than necessary for a 40-payline game.

Five of the captain symbol in a line pays 20,000 coins at maximum stake. The paytable is clearly laid out in-game, so it's worth reviewing before your first spin to understand which combinations trigger meaningful wins.

The wild is the ship's figurehead - a carved wooden angel. It substitutes for all standard symbols and expands to fill the entire reel when it lands on reels 2, 3, or 4. This isn't a random-trigger expanding wild; it expands every time it appears on those three reels, both in the base game and during free spins. That consistency makes it genuinely useful rather than decorative.

The scatter is a cannon. Landing 2 scatters pays 2x your total wager; 5 scatters pays 100x. Three or more cannons also unlock the free spins selection screen.

Free Spins Feature

Landing 3 or more cannons takes you to a screen with three barrels. Each conceals one of three free spins packages:

20 free spins with a 2x multiplier on all wins
15 free spins with a 3x multiplier
10 free spins with a 4x multiplier

The packages are designed to be mathematically similar in expected value. Most players gravitate toward the 15-spin / 3x option as a middle ground, but the 10-spin / 4x package can deliver the biggest single-spin wins when the expanding wild hits at the right moment. The expanding wild remains active throughout the free spins, still applying to reels 2, 3, and 4. Free spins cannot be retriggered once active.

The barrel selection mechanic is a simple but effective piece of design - it gives players a moment of agency and keeps the feature from feeling automatic.

Gamble Feature

After any base-game win, you can gamble it. The gamble screen presents a standard card-guessing game: pick the right colour to double your win, or the correct suit to quadruple it. You can also gamble just half your winnings to limit exposure. One wrong guess and the gambled amount is gone. This feature is entirely optional - there's no pressure to use it, and for most sessions you're better off banking wins and letting the free spins do the heavy lifting.

How It Compares to Other Microgaming Slots

Microgaming has a large catalogue of nautical and adventure-themed titles. Plunder The Sea is a comparable pirate slot with a different reel structure, while Adventure Palace uses the same expanding wild mechanic but moves the action to a jungle setting. For something with more payline flexibility from the same developer, Emperor of the Sea runs on 3,125 ways to win rather than fixed paylines - a noticeably different feel despite the shared nautical theme.

See all Microgaming titles on our Microgaming software page, or browse our casino reviews for UK-licensed sites that carry their catalogue.

Verdict

Sovereign of the Seven Seas is a well-built pirate slot from 2013 that still delivers a decent session. The RTP of 96.00% is solid, the adjustable 40 paylines give you control over stake size, and the expanding wild on reels 2-4 keeps both the base game and free spins interesting. The three-barrel free spins selector is a genuine choice rather than a cosmetic one - the different multiplier levels suit different playing styles. Low volatility means this suits players who prefer regular wins over long dry spells. Nothing here reinvents the genre, but Microgaming executed it cleanly and the game remains playable more than a decade after release.