Yi Sun Shin from Pragmatic Play

RTP: 96.5%

Honor the legacy of Yi Sun Shin! Spin now and lead your fleet to victory.

Honor the legacy of a legendary naval commander and spin for epic victories with Pragmatic Play’s Yi Sun Shin, an exhilarating casino game that brings a unique historical theme to the reels. Released in September 2023, this dynamic online slot transports players to the high seas of 16th-century Korea, promising action-packed gameplay and the chance to land colossal payouts. With its high RTP, high volatility, and engaging bonus features including expanding wilds and free spins with symbol upgrades, Yi Sun Shin is a compelling classic slot designed for players seeking thrilling mechanics and lucrative rewards up to 5,000x their stake.

Provider: Pragmatic Play
Release Date: 2023
RTP: 96.50%
Volatility: High
Max Win: 5,000x
Theme: History / Naval Warfare / Korean / Adventure
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For players seeking a quick overview of the technical aspects, here’s a detailed table of Yi Sun Shin’s core features:

Feature Value
Reels 5
Rows 3
Paylines 20 (fixed)
Min Bet 0.20
Max Bet 100
Max Win 5,000x
Jackpot No
RTP 96.50%
Volatility High
Hit Frequency N/A

Yi Sun Shin immerses players in the historical and epic world of the legendary 16th-century Korean naval commander. The online slot’s theme is a grand celebration of naval warfare and Korean history, featuring a visually stunning backdrop of a stormy sea battle or a majestic fleet of turtle ships. The visual style is rich and detailed, with symbols that include traditional Korean armor, warships, and the commander himself, creating an immersive atmosphere for this casino game.

The graphics are beautifully rendered, with detailed character symbols and smooth animations that bring the historical narrative to life. Animations are particularly dynamic when wild symbols expand or during the activation of bonus features, adding an epic flair to the gameplay. The sound design features a powerful orchestral soundtrack with traditional Korean instruments and the sounds of battle, perfectly complementing the adventurous theme and enhancing the overall engaging online slot experience.

  • Regular Symbols: The low-paying symbols are classic card royals (10, J, Q, K, A) often stylized with a Korean script or design. Higher-paying symbols feature various items from the era, such as cannons, turtle ships, and different warriors. Yi Sun Shin himself is typically the highest-paying regular symbol.
  • Special Symbols:
    • Wild Symbol (Yi Sun Shin/Turtle Ship): The commander Yi Sun Shin or his legendary turtle ship acts as the wild symbol. It substitutes for all other symbols except scatters to help form winning combinations. In free spins, wilds often expand and trigger symbol upgrades.
    • Expanding Wilds: During the free spins feature, the Wild symbol expands to cover entire reels, significantly boosting winning potential.
    • Scatter Symbol (Battle Flag/Geobukseon): A battle flag or the Geobukseon (turtle ship) serves as the scatter symbol. Landing three or more scatter symbols anywhere on the reels triggers the free spins bonus round.

Playing Yi Sun Shin is a straightforward experience, utilizing a classic 5-reel, 3-row layout with 20 fixed paylines. Wins are formed by landing three or more matching symbols on adjacent reels from left to right across a payline, starting from the leftmost reel. This high RTP slot ensures intuitive and exciting gameplay.

To lead your fleet to victory, set your desired bet amount using the ‘+’ and ‘-‘ buttons, with options ranging from a minimum of 0.20 to a maximum of 100 per spin. Once your wager is set, hit the spin button. An autoplay function is often available for hands-free play. For practice or just for fun, Yi Sun Shin can be enjoyed as a free slot machine in demo mode. This online slot is fully optimized as a mobile slot, ensuring a seamless and engaging experience across all iOS and Android devices, allowing you to chase epic wins anywhere.

Yi Sun Shin is packed with thrilling bonus features designed to enhance your gameplay and deliver significant payouts:

  • Free Spins with Symbol Upgrades: Landing three or more Scatter symbols triggers the free spins bonus round, awarding an initial number of free spins (e.g., 10 spins). During this feature, when a Wild symbol lands, it not only expands to cover the entire reel but also upgrades the lowest value high-paying symbol to the next one in the paytable. This process can be repeated, eventually turning all high-paying symbols into the most valuable one. Each wild that lands also awards an additional free spin.
  • Progressive Multiplier in Free Spins: Some versions of the free spins may include a progressive multiplier that increases with each wild that lands or with each winning tumble, significantly boosting payout potential.
  • Bonus Buy: In some jurisdictions, players can directly purchase entry into the free spins round for a set cost, bypassing the base game for immediate bonus action.

For strategic casino game players, a clear understanding of these core statistics is vital for informed gameplay.

  • RTP: Yi Sun Shin features a high RTP slot of 96.50%. This figure is comfortably above the industry average for online slots, indicating a favorable long-term return for players. However, Pragmatic Play often provides alternative RTP settings, so it’s crucial to verify the RTP at your chosen casino.
  • Volatility: This online slot is characterized by high volatility. This means that while wins may be less frequent, they have the potential to be significantly larger, especially during the free spins round with the symbol upgrade feature. High volatility gameplay is best suited for players with a robust bankroll and a patient approach, who are prepared for extended dry spells in pursuit of monumental payouts.

Yi Sun Shin by Pragmatic Play delivers an epic and engaging casino game that effectively brings a unique historical theme to life. With its high RTP of 96.50% and exhilarating high volatility, this online slot offers substantial payout potential up to 5,000x your stake. The compelling graphics, powerful soundtrack, and engaging bonus features, particularly the free spins with expanding wilds and symbol upgrades, ensure dynamic and exciting gameplay. If you’re a fan of historical or adventure-themed slots, enjoy high-risk, high-reward gameplay, and crave innovative bonus features, Yi Sun Shin is a fantastic choice that promises a legendary naval battle. Lead your fleet to victory and claim your fortune!

✅ Pros ❌ Cons
✅ Engaging historical/naval warfare theme with epic visuals. ❌ High volatility may require significant patience.
✅ High RTP of 96.50%. ❌ No progressive jackpot.
✅ Free Spins with expanding wilds and symbol upgrades. ❌ Multiple RTP versions available; always check.
✅ Strong maximum win potential of 5,000x.
✅ Mobile-friendly for on-the-go play.

Suitable for: High-volatility slot enthusiasts, players who enjoy historical/adventure themes, and those seeking rewarding free spins with expanding wilds and symbol upgrades.


  • Given the high volatility, it’s crucial to manage your bankroll effectively. Start with smaller bets to extend your gameplay and increase your chances of triggering the highly rewarding free spins.
  • Familiarize yourself with the symbol upgrade mechanic in the free spins by playing the game in demo mode as a free slot machine first.
  • The high RTP suggests that longer gaming sessions might be more beneficial for seeing returns, aligning with the nature of a high-volatility casino game.

What is the RTP of Yi Sun Shin?

The RTP (Return to Player) of Yi Sun Shin is 96.50%, which is considered above average for an online slot.

Does Yi Sun Shin have a free spins feature?

Yes, Yi Sun Shin features a free spins bonus round with expanding wilds and a symbol upgrade mechanic, triggered by landing three or more Scatter symbols.

What is the maximum win in Yi Sun Shin?

The maximum potential win in Yi Sun Shin is 5,000 times your total stake.

Is Yi Sun Shin mobile-friendly?

Yes, Yi Sun Shin is fully optimized for mobile play, ensuring a seamless experience on smartphones and tablets across various operating systems like iOS and Android.

What is the volatility of Yi Sun Shin?

Yi Sun Shin is a high-volatility slot, meaning wins can be less frequent but potentially very large.

How do the symbol upgrades work in free spins?

When a Wild symbol lands during free spins, it upgrades the lowest-value high-paying symbol to the next one in the paytable for the remainder of the bonus round.


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